Tag Archives: motor 500w

China supplier 20inch E Bike 48V 500W Rear Motor Mountain City Road Fat Tire Electric Folding Bicycle/Chinerse Wholesale Bike near me supplier

Product Description

OEM and ODM serive are supported.
Kinds of options regarding motors, wheels size, battery volmes/packs, brake levers, tires, controllers, etc. 
Any comments and requirements kindly contact us.

Electric system Main components
Motor 48V500W brushless rear drive Frame Al alloy
Battery 48v10.4ah lithium battery Tyre 20*4.0 kenda/HangZhou
Display LCD display Wheel 20inch spoked wheel
Throttle twist/thum throttle Light led front light with built in horn
Charger 100v-240v, 48v 2A
Charging time: 2-4 hours		 Brake lever power cut off when braking
tektro brand
PAS 5 classes PAS+ curise Brake front+ rear disc brake
Max. speed 28km/h Handlebar Al alloy
Range  50-60km Derailleur Shimano
Max. load 150kgs Stem AL alloy
Weight N.W.: 19KGS
G.W.: 24KGS		 Seat post AL alloy
Open size 1620*620*1180MM Chain Nickel plating
rusting proof
Folding size 780*350*700MM Chain wheel 52T
Packing size 800*370*720MM Saddle VELLO brand

 

Details Images

Company Introduction

Laiguang group Co.,Ltd located in Xihu (West Lake) Dis.n,HangZhou city, ZheJiang province, China. 1 hour hi-speed train from ZheJiang . It’s a professional company of cerating and producing electric bicycles, folding electric bicycles,electric tricycles, electric bike conversion kit and other bicycle products. Products passed ce certification and implement en15194 EU standard, also accept OEM and ODM service.
We advocate green life and aiming to bring our electric bicycles to the whole world, your satisfaction is our pursuit, welcome all friends here for visit, gaidance and business cooperation.

Service and Strength

  We are Factory 

  Our Global Response 24H 

  We Support OEM Services 

  We can Provide Sample Testing Services

Q1. Which colors are available? Can we attach our logo or brand on the bicycles?
A: The colors can be customized.We can change the colors and attach your logo or brand according to your requirements. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A:  T/T 30% as deposit, and 70% against BL copy in 5-10 working days except samples.For samples, payment will be 100% prepaid

Q3. What is your terms of delivery?
A: EXW, FOB, DDU and so on. FOB is the most common delivery term. 

Q4. What’s your transportation ways?
A: If  your order is less than 5 pcs or only sample, we suggest to deliver it by express or by air on account of its rapidity and convenience for you. And if your order quantity is large, we suggest to load them in containers because sea transportation is more economically viable and it will save much cost for you.

Q5. How about your delivery time?
A: Generally, it will take 15 to 45 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q6. What is your sample policy?
A: If your order is less than 10 pcs, we need to charge some extra sample fee. Acturally, the sample amount is based on your specific quantity, when your orders reach 1*40′ container, we can refund you the sample fee.

Q7. Can I mix different models in 1 container?
A: Yes, different models can be mixed up in 1 full container.

Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
   2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
 

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.
air-compressor

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.
air-compressor

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the 3 most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows 1 shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use 2 CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.
air-compressor

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every 2 to 4 years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.

China supplier 20inch E Bike 48V 500W Rear Motor Mountain City Road Fat Tire Electric Folding Bicycle/Chinerse Wholesale Bike near me supplier China supplier 20inch E Bike 48V 500W Rear Motor Mountain City Road Fat Tire Electric Folding Bicycle/Chinerse Wholesale Bike near me supplier

China supplier 48V/17.5ah Li-ion Battery 27.5*2.8inch Fat Tire 500W MID Drive Motor Ebike with Great quality

Product Description


Motor Bafang 500w Mid Drive Motor
Battery Removable  48V 17.5Ah  Lithium-ion integrated in the frame
Controller Motor Integrated Controller by Bafang
Display DP C241 LCD display by Bafang
Drive Mode PAS, Thumb Throttle On Handlebars
Charging time 4-6 Hours
Frame Aluminium Alloy 6061
Suspension GTMAK air suspension fork ,KS A5 shock absorber
Derailleur Shimano Alivio 9 speed
Brake Front/Rear Tektro  Hydraulic disc brake
Chain KMC
Tire/Wheel 27.5*2.8 Kenda
Rim Double Wall Aluminum 26*4.0
Handlebar Aluminum Alloy  by Promax
Stem Aluminum Alloy  by Promax
Grip Ergonomic Comfort by Selle Royal
Pedals Alloy with Reflector  by Wellgo
Loading capacity 150kg
Max speed 45km/h with 1000w
Range 60-100km PAS

 

Company Information

LOHAS VEHICLE  is an electric bicycle factory which is located in HangZhou city, ZHangZhoug Province which is near ZheJiang and HangZhou . High speed train straight  to arrive to our company.

We have more than 10years OEM experience, supported by top Technical Team and excellent Sales Team.

After developing the new electric bicycle,Staff in  our company keep riding the bikes for commuter everyday ,to test the stability ,also to improve the model from every aspect.

 

FAQ

1. What’s the minimum order MOQ?

 

Our MOQ is 15pcs(30 pcs is required for special model )

 

2. What is the production and delivery time? 

 

Production time is from 15 to 50days. Depending on the models. 

 

3. Can I order a sample?  

 

Yes. we will send a sample to you by shipping or DHL/TNT, but you must pay the sample and shipping or DHL/TNT fee. 

 

4. How about warranty ?

 

alloy frame 3 years , motor 1 years, lithium battery 2 years, controller 1 years.

 

5. Could I use my own LOGO or design on goods?

 

Yes. When order quantity is big, you can use your own LOGO or your language manual etc,

 

6. Does company accept EURO ?

 

Yes. We also have EURO account, not only USD.

 

7. What is the payment terms?

 

We accept T/T, L/C, DP, DA , OA, West Union

 

8. How can I go to the factory ?

our  factory is located in HangZhou city, ZHangZhoug province, China.

It is 1.5 hours by air from HangZhou;  2 hours by D-train from Shangha to HangZhou ;

9. Can we mix the 20ft/40ft/40HQ container?  

Yes, you can mix it , you can mix 2-5 models in a 20FCL container for Alloy Electric bicycle

 

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.
air-compressor

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.
air-compressor

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the 3 most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows 1 shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use 2 CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.
air-compressor

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every 2 to 4 years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.

China supplier 48V/17.5ah Li-ion Battery 27.5*2.8inch Fat Tire 500W MID Drive Motor Ebike with Great qualityChina supplier 48V/17.5ah Li-ion Battery 27.5*2.8inch Fat Tire 500W MID Drive Motor Ebike with Great quality

China manufacturer Strong Power 500W Motor Drive Electric Folding Wheelchair with Good quality

Product Description

Strong Power 500W Motor Drive Electric Folding Wheelchair

WHO WE ARE:

We are enterprise with integration of R&D, manufacturing and sales, specialized in power wheelchair, electric scooter, knee walker, manual wheelchair and electric standing wheelchair. 
Approved by ISO9001, ISO14001, IS013485 international quality systems. Products have acquired FDA, CE, marketing over 40 countries in the world.
“JBH” as the registered trademark renowned for “Safe, Light and Portable” on the market. 
We gained wide range recognition and trust from our customers. We will continue providing high quality products and service to contribute elders and handicapped an easier and better life!

Welcome for inquiring/visiting! We are right here for you!
 

D10 folding power electric wheelchair Key Features:

1. 5-seconds folding or unfolding, easy to carry as a luggage on plane or on train.
2. Very light weight, only 27.2kg.
3.Small volume after folding.
4. Frame material: magnesium alloy.
5. Certificates: CE;FDA;ISO9001; ISO13485.
6. High efficiency brushless hub motor
7.The warranty period of frame is 3 years; Motors, controller are 1 years. Battery is 6 months.

D10 large capacity folding electric power wheelchair parameters:

Model D10
Material Aluminum alloy
unfold size 940*650*975mm
fold size 650*350*775mm 
loading capacity 150kg 
Motor 250W*2pcs brushless motors
Battery 24V 7AH*2 pcs lithium battery   (battery opption, max can 24v 7AH*4 pcs)
max speed 6km/hour
Driving range 22KM
front tires 8″*1.25″ PU solid tires
rear tires 12.5″*2.125″ PU solid tires
climbing slope max 8°
charging time 6-8 hours
width of armrest 510mm
seat width 435 mm
seat depth 430 mm
seat height front 490mm/ back 470mm
turning radius 850mm
net weight without battery 25.2kg
net weight with 2 batteries 27.8kg
Drive model  rear drive
braking system electromanetic brake
Factory Colour yellow/orange/red
Package carton size 730*440*880mm

F.A.Q:
Q1: Can I Take The Plane? What Documentation Is Required?
        Yes, our products can be allowed to be carried on the plane, different airlines will have different regulations, you can consult the airline staff of your flight.

Q2: To Avoid Overcharging, Should I Need Protective Measures When Charging?
        No, the charger has a power-off protection function. When the battery is fully charged, the charging power supply will cut off by itself.

Q3: Can I Use It In Different Countries?
        Yes, our products have an input voltage of 100-240V, which is suitable for most countries in the world. We can provide you with the right charger according to the type of plug used in your country.

Q4: Should I Need To Assemble After Unpacking?
        After unpacking, only the controller joystick needs to be installed, the wheelchair lock is fixed, and the power can be used.

Q5: Is It Possible To Switch Manually By Electric Mode?
        Yes, you can adjust the red handle on the motor position to switch the manual electric mode.

Q6: Can The Controller Lever Switch Between Left And Right?
        Yes, the joystick can be switched left and right.

Q7: What Is The Production Process Of The Wheelchair?
        Raw material cutting – processing forming – welding – heat treatment (increasing hardness) – baking paint – inspection – assembly – finished product – the packaging.

Q8: What Are The Optional Parts & Accessories?
        Battery, motor, tire, cup holder, controller, travel bag, rear control bracket, flashlight bracket, mobile phone  holder, headrest etc. 

Q9: Can Product Quality Issues Be Returned?
        At present, my products do not support return, but if there are quality problems, we will send spare parts for customers to replace them during the warranty period. We also have a professional after-sales team to CZPT the installation.

Q10: Are You Directly OEM And ODM?
         OEM can, we can customize your LOGO in a wheelchair. ODM is also acceptable, but the cost of opening the mold is relatively expensive, requires the customer to pay for it, and the cycle is longer. If the customer can accept it, our factory is no problem.
 
 

Why Checking the Drive Shaft is Important

If you hear clicking noises while driving, your driveshaft may need repair. An experienced mechanic can tell if the noise is coming from 1 side or both sides. This problem is usually related to the torque converter. Read on to learn why it’s so important to have your driveshaft inspected by an auto mechanic. Here are some symptoms to look for. Clicking noises can be caused by many different things. You should first check if the noise is coming from the front or the rear of the vehicle.
air-compressor

hollow drive shaft

Hollow driveshafts have many benefits. They are light and reduce the overall weight of the vehicle. The largest manufacturer of these components in the world is CZPT. They also offer lightweight solutions for various applications, such as high-performance axles. CZPT driveshafts are manufactured using state-of-the-art technology. They offer excellent quality at competitive prices.
The inner diameter of the hollow shaft reduces the magnitude of the internal forces, thereby reducing the amount of torque transmitted. Unlike solid shafts, hollow shafts are getting stronger. The material inside the hollow shaft is slightly lighter, which further reduces its weight and overall torque. However, this also increases its drag at high speeds. This means that in many applications hollow driveshafts are not as efficient as solid driveshafts.
A conventional hollow drive shaft consists of a first rod 14 and a second rod 14 on both sides. The first rod is connected with the second rod, and the second rod extends in the rotation direction. The 2 rods are then friction welded to the central area of ​​the hollow shaft. The frictional heat generated during the relative rotation helps to connect the 2 parts. Hollow drive shafts can be used in internal combustion engines and environmentally-friendly vehicles.
The main advantage of a hollow driveshaft is weight reduction. The splines of the hollow drive shaft can be designed to be smaller than the outside diameter of the hollow shaft, which can significantly reduce weight. Hollow shafts are also less likely to jam compared to solid shafts. Hollow driveshafts are expected to eventually occupy the world market for automotive driveshafts. Its advantages include fuel efficiency and greater flexibility compared to solid prop shafts.

Cardan shaft

Cardan shafts are a popular choice in industrial machinery. They are used to transmit power from 1 machine to another and are available in a variety of sizes and shapes. They are available in a variety of materials, including steel, copper, and aluminum. If you plan to install 1 of these shafts, it is important to know the different types of Cardan shafts available. To find the best option, browse the catalog.
Telescopic or “Cardan” prop shafts, also known as U-joints, are ideal for efficient torque transfer between the drive and output system. They are efficient, lightweight, and energy-efficient. They employ advanced methods, including finite element modeling (FEM), to ensure maximum performance, weight, and efficiency. Additionally, the Cardan shaft has an adjustable length for easy repositioning.
Another popular choice for driveshafts is the Cardan shaft, also known as a driveshaft. The purpose of the driveshaft is to transfer torque from the engine to the wheels. They are typically used in high-performance car engines. Some types are made of brass, iron, or steel and have unique surface designs. Cardan shafts are available in inclined and parallel configurations.
Single Cardan shafts are a common replacement for standard Cardan shafts, but if you are looking for dual Cardan shafts for your vehicle, you will want to choose the 1310 series. This type is great for lifted jeeps and requires a CV-compatible transfer case. Some even require axle spacers. The dual Cardan shafts are also designed for lifts, which means it’s a good choice for raising and lowering jeeps.
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universal joint

Cardan joints are a good choice for drive shafts when operating at a constant speed. Their design allows a constant angular velocity ratio between the input and output shafts. Depending on the application, the recommended speed limit may vary depending on the operating angle, transmission power, and application. These recommendations must be based on pressure. The maximum permissible speed of the drive shaft is determined by determining the angular acceleration.
Because gimbal joints don’t require grease, they can last a long time but eventually fail. If they are poorly lubricated or dry, they can cause metal-to-metal contact. The same is true for U-joints that do not have oil filling capability. While they have a long lifespan, it can be difficult to spot warning signs that could indicate impending joint failure. To avoid this, check the drive shaft regularly.
U-joints should not exceed 70 percent of their lateral critical velocity. However, if this speed is exceeded, the part will experience unacceptable vibration, reducing its useful life. To determine the best U-joint for your application, please contact your universal joint supplier. Typically, lower speeds do not require balancing. In these cases, you should consider using a larger pitch diameter to reduce axial force.
To minimize the angular velocity and torque of the output shaft, the 2 joints must be in phase. Therefore, the output shaft angular displacement does not completely follow the input shaft. Instead, it will lead or lag. Figure 3 illustrates the angular velocity variation and peak displacement lead of the gimbal. The ratios are shown below. The correct torque for this application is 1360 in-Ibs.

Refurbished drive shaft

Refurbished driveshafts are a good choice for a number of reasons. They are cheaper than brand new alternatives and generally just as reliable. Driveshafts are essential to the function of any car, truck, or bus. These parts are made of hollow metal tubes. While this helps reduce weight and expense, it is vulnerable to external influences. If this happens, it may crack or bend. If the shaft suffers this type of damage, it can cause serious damage to the transmission.
A car’s driveshaft is a critical component that transmits torque from the engine to the wheels. A1 Drive Shaft is a global supplier of automotive driveshafts and related components. Their factory has the capability to refurbish and repair almost any make or model of driveshafts. Refurbished driveshafts are available for every make and model of vehicle. They can be found on the market for a variety of vehicles, including passenger cars, trucks, vans, and SUVs.
Unusual noises indicate that your driveshaft needs to be replaced. Worn U-joints and bushings can cause excessive vibration. These components cause wear on other parts of the drivetrain. If you notice any of these symptoms, please take your vehicle to the AAMCO Bay Area Center for a thorough inspection. If you suspect damage to the driveshaft, don’t wait another minute – it can be very dangerous.
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The cost of replacing the drive shaft

The cost of replacing a driveshaft varies, but on average, this repair costs between $200 and $1,500. While this price may vary by vehicle, the cost of parts and labor is generally equal. If you do the repair yourself, you should know how much the parts and labor will cost before you start work. Some parts can be more expensive than others, so it’s a good idea to compare the cost of several locations before deciding where to go.
If you notice any of these symptoms, you should seek a repair shop immediately. If you are still not sure if the driveshaft is damaged, do not drive the car any distance until it is repaired. Symptoms to look for include lack of power, difficulty moving the car, squeaking, clanking, or vibrating when the vehicle is moving.
Parts used in drive shafts include center support bearings, slip joints, and U-joints. The price of the driveshaft varies by vehicle and may vary by model of the same year. Also, different types of driveshafts require different repair methods and are much more expensive. Overall, though, a driveshaft replacement costs between $300 and $1,300. The process may take about an hour, depending on the vehicle model.
Several factors can lead to the need to replace the drive shaft, including bearing corrosion, damaged seals, or other components. In some cases, the U-joint indicates that the drive shaft needs to be replaced. Even if the bearings and u-joints are in good condition, they will eventually break and require the replacement of the drive shaft. However, these parts are not cheap, and if a damaged driveshaft is a symptom of a bigger problem, you should take the time to replace the shaft.

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China Standard Low Speed 4096 Encoder 12inch 500W DC Electric Brushless Agv Drive Wheel Hub Motor with Hot selling

Product Description

Brushless Geared 

12Inch Inflated Tyre

24/36/48V     180-350W   100-150RPM

Most use in Electric scooter, Folding generation drive, scooter, Electric Bike,Drift car, Small train and So on.

 

Specifications:

Motor 12″brushless geared wheel motor
Voltage  24/36/48V
Rated Power 180-350W
Rated speed 100-150rpmn  or customized
Diameter of alex 15mm
Weight 3.75kg
Loading 80~300kg
Brake  Electronic brake(EABS)/Disc/Drum brake
Reduction ratio 1:5
Waterproof Rating IP54
Tire Inflated tire

What is a driveshaft and how much does it cost to replace one?

Your vehicle is made up of many moving parts. Knowing each part is important because a damaged driveshaft can seriously damage other parts of the car. You may not know how important your driveshaft is, but it’s important to know if you want to fix your car. In this article, we’ll discuss what a driveshaft is, what its symptoms are, and how much it costs to replace a driveshaft.
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Repair damaged driveshafts

A damaged driveshaft does not allow you to turn the wheels freely. It also exposes your vehicle to higher repair costs due to damaged driveshafts. If the drive shaft breaks while the car is in motion, it may cause a crash. Also, it can significantly affect the performance of the car. If you don’t fix the problem right away, you could risk more expensive repairs. If you suspect that the drive shaft is damaged, do the following.
First, make sure the drive shaft is protected from dust, moisture, and dust. A proper driveshaft cover will prevent grease from accumulating in the driveshaft, reducing the chance of further damage. The grease will also cushion the metal-to-metal contact in the constant velocity joints. For example, hitting a soft material is better than hitting a metal wall. A damaged prop shaft can not only cause difficult cornering, but it can also cause the vehicle to vibrate, which can further damage the rest of the drivetrain.
If the driveshaft is damaged, you can choose to fix it yourself or take it to a mechanic. Typically, driveshaft repairs cost around $200 to $300. Parts and labor may vary based on your vehicle type and type of repair. These parts can cost up to $600. However, if you don’t have a mechanical background, it’s better to leave it to a professional.
If you notice that 1 of the 2 drive shafts is worn, it’s time to repair it. Worn bushings and bearings can cause the drive shaft to vibrate unnecessarily, causing it to break and cause further damage. You can also check the center bearing if there is any play in the bearing. If these symptoms occur, it is best to take your car to a mechanic as soon as possible.
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Learn about U-joints

While most vehicles have at least 1 type of U-joint, there are other types available. CV joints (also known as hot rod joints) are used in a variety of applications. The minor axis is shorter than the major axis on which the U-joint is located. In both cases, the U-joints are lubricated at the factory. During servicing, the drive shaft slip joint should be lubricated.
There are 2 main styles of U-joints, including forged and press fit. They are usually held in place by C-clamps. Some of these U-joints have knurls or grooves. When selecting the correct fitting, be sure to measure the entire fitting. To make sure you get the correct size, you can use the size chart or check the manual for your specific model.
In addition to lubrication, the condition of the U-joint should be checked regularly. Lubricate them regularly to avoid premature failure. If you hear a clicking sound when shifting gears, the u-joint space may be misaligned. In this case, the bearing may need to be serviced. If there is insufficient grease in the bearings, the universal joint may need to be replaced.
U-joint is an important part of the automobile transmission shaft. Without them, your car would have no wheeled suspension. Without them, your vehicle will have a rickety front end and a wobbly rear end. Because cars can’t drive on ultra-flat surfaces, they need flexible driveshafts. The U-joint compensates for this by allowing it to move up and down with the suspension.
A proper inspection will determine if your u-joints are loose or worn. It should be easy to pull them out. Make sure not to pull them all the way out. Also, the bearing caps should not move. Any signs of roughness or wear would indicate a need for a new UJ. Also, it is important to note that worn UJs cannot be repaired.

Symptoms of Driveshaft Failure

One of the most common problems associated with a faulty driveshaft is difficulty turning the wheels. This severely limits your overall control over the vehicle. Fortunately, there are several symptoms that could indicate that your driveshaft is failing. You should take immediate steps to determine the cause of the problem. One of the most common causes of driveshaft failure is a weak or faulty reverse gear. Other common causes of driveshaft damage include driving too hard, getting stuck in reverse gear and differential lock.
Another sign of a failed driveshaft is unusual noise while driving. These noises are usually the result of wear on the bushings and bearings that support the drive shaft. They can also cause your car to screech or scratch when switching from drive to idle. Depending on the speed, the noise may be accompanied by vibration. When this happens, it’s time to send your vehicle in for a driveshaft replacement.
One of the most common symptoms of driveshaft failure is noticeable jitter when accelerating. This could be a sign of a loose U-joint or worn center bearing. You should thoroughly inspect your car to determine the cause of these sounds and corresponding symptoms. A certified mechanic can help you determine the cause of the noise. A damaged propshaft can severely limit the drivability of the vehicle.
Regular inspection of the drive shaft can prevent serious damage. Depending on the damage, you can replace the driveshaft for anywhere from $500 to $1,000. Depending on the severity of the damage and the level of repair, the cost will depend on the number of parts that need to be replaced. Do not drive with a bad driveshaft as it can cause a serious crash. There are several ways to avoid this problem entirely.
The first symptom to look for is a worn U-joint. If the U-joint comes loose or moves too much when trying to turn the steering wheel, the driveshaft is faulty. If you see visible rust on the bearing cap seals, you can take your car to a mechanic for a thorough inspection. A worn u-joint can also indicate a problem with the transmission.
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The cost of replacing the drive shaft

Depending on your state and service center, a driveshaft repair can cost as little as $300 or as high as $2,000, depending on the specifics of your car. Labor costs are usually around $70. Prices for the parts themselves range from $400 to $600. Labor costs also vary by model and vehicle make. Ultimately, the decision to repair or replace the driveshaft will depend on whether you need a quick car repair or a full car repair.
Some cars have 2 separate driveshafts. One goes to the front and the other goes to the back. If your car has 4 wheel drive, you will have two. If you’re replacing the axles of an all-wheel-drive car, you’ll need a special part for each axle. Choosing the wrong 1 can result in more expensive repairs. Before you start shopping, you should know exactly how much it will cost.
Depending on the type of vehicle you own, a driveshaft replacement will cost between PS250 and PS500. Luxury cars can cost as much as PS400. However, for safety and the overall performance of the car, replacing the driveshaft may be a necessary repair. The cost of replacing a driveshaft depends on how long your car has been on the road and how much wear and tear it has experienced. There are some symptoms that indicate a faulty drive shaft and you should take immediate action.
Repairs can be expensive, so it’s best to hire a mechanic with experience in the field. You’ll be spending hundreds of dollars a month, but you’ll have peace of mind knowing the job will be done right. Remember that you may want to ask a friend or family member to help you. Depending on the make and model of your car, replacing the driveshaft is more expensive than replacing the parts and doing it yourself.
If you suspect that your drive shaft is damaged, be sure to fix it as soon as possible. It is not advisable to drive a car with abnormal vibration and sound for a long time. Fortunately, there are some quick ways to fix the problem and avoid costly repairs later. If you’ve noticed the symptoms above, it’s worth getting the job done. There are many signs that your driveshaft may need service, including lack of power or difficulty moving the vehicle.

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China OEM BBS01 36V 250W 350W CZPT 8fun BBS02 48V 500W 750W MID Drive Motor Electric Bike Conversion Kit with Hot selling

Product Description

Product Description

bafang 8fun bbs01 250w 350w bbs02 500w 750w central motor kit

With an integrated speed sensor, this mid-drive motor which is compatible with a 68/100/110/120mm bottom bracket has a rated power of 250w,350w,500w and 750w. a reduction ratio of 1:21.9 and a maximum torque of 160N.m, will provide the rider with great explosive force when starting the system. Hightly strong and efficient, this motor greatly enhances riding joy and is suitable for mountain bikes and sand bikes, which are the favorites of riders who love challenges as well as transport bikes. 

Buyers Show

 

Product Parameters

Motor Power 36V 250W 350W 48v 500W 750W mid motor 
Wheel diameter optional 
Max Torque  80 N.M
Efficiency >= 80
Pedal sensor  Speed sensor 
Color Black
Operating Temperature -20 degree to 45 degree 
Mangnet poles 8
Ip (waterproof) IP65
Bottom Bracket 68mm /100mm/110mm/120mm for choosing
Controller inside the motor 
Certification CE / EN 14764 / ROHS

 

Detailed Photos

 

Packing List

1.bafang bbshd mid crank motor(controller inside)      
2.C965 LCD display or DPC-14 /DPC-18 colour display for choosing
3.chain wheel
4.crank            
5.speed sensor and magnet  
6.brake lever 
7.thumb throttle   
8. Nuts  

1.Packing:
Standard export carton packing, with professional foam protection. 
2.Shipping:
For samples, we deliver goods to customer by UPS,FEDEX,DHL,TNT or EMS.
For mass production order, we deliver goods to customer by air or by sea.

 

Related Products

Bafang G510 mid drive motor BBSHD mid drive motor

36V 11.6ah Frear Racktype Battery 

 

Company Profile

CNEBIKES Co., Ltd is located in HangZhou city ,ZheJiang ,China.  We are just 1 hour from ZheJiang by high-speed train . It is easy for potential customers to come and have a look at our facility and products. We manufacture a variety of products . Our products are reliable and durable. We export to Europe, the USA, Canada, Southeast Asia, Australia and many other countries . Our customers have given us high praise for our products and service. 
 

Warranty terms

motor—>2 years(guarantee replacement in first year, guarantee repair in the next year.)
battery—->1years(guarantee replacement.),
other parts—->half an year 

 

 

How to tell if your driveshaft needs replacing

What is the cause of the unbalanced drive shaft? Unstable U-joint? Your car may make clicking noises while driving. If you can hear it from both sides, it might be time to hand it over to the mechanic. If you’re not sure, read on to learn more. Fortunately, there are many ways to tell if your driveshaft needs replacing.

unbalanced

An unbalanced driveshaft can be the source of strange noises and vibrations in your vehicle. To fix this problem, you should contact a professional. You can try a number of things to fix it, including welding and adjusting the weight. The following are the most common methods. In addition to the methods above, you can use standardized weights to balance the driveshaft. These standardized weights are attached to the shaft by welders.
An unbalanced drive shaft typically produces lateral vibrations per revolution. This type of vibration is usually caused by a damaged shaft, missing counterweights, or a foreign object stuck on the drive shaft. On the other hand, torsional vibrations occur twice per revolution, and they are caused by shaft phase shifts. Finally, critical speed vibration occurs when the RPM of the drive shaft exceeds its rated capacity. If you suspect a driveshaft problem, check the following:
Manually adjusting the imbalance of a drive shaft is not the easiest task. To avoid the difficulty of manual balancing, you can choose to use standardized weights. These weights are fixed on the outer circumference of the drive shaft. The operator can manually position the weight on the shaft with special tools, or use a robot. However, manual balancers have many disadvantages.
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unstable

When the angular velocity of the output shaft is not constant, it is unstable. The angular velocity of the output shaft is 0.004 at ph = 29.5 and 1.9 at t = 1.9. The angular velocity of the intermediate shaft is not a problem. But when it’s unstable, the torque applied to it is too much for the machine. It might be a good idea to check the tension on the shaft.
An unstable drive shaft can cause a lot of noise and mechanical vibration. It can lead to premature shaft fatigue failure. CZPT studies the effect of shaft vibration on the rotor bearing system. They investigated the effect of flex coupling misalignment on the vibration of the rotor bearing system. They assume that the vibrational response has 2 components: x and y. However, this approach has limited application in many situations.
Experimental results show that the presence of cracks in the output shaft may mask the unbalanced excitation characteristics. For example, the presence of superharmonic peaks on the spectrum is characteristic of cracks. The presence of cracks in the output shaft masks unbalanced excitation characteristics that cannot be detected in the transient response of the input shaft. Figure 8 shows that the frequency of the rotor increases at critical speed and decreases as the shaft passes the natural frequency.

Unreliable

If you’re having trouble driving your car, chances are you’ve run into an unreliable driveshaft. This type of drivetrain can cause the wheels to stick or not turn at all, and also limit the overall control of the car. Whatever the reason, these issues should be resolved as soon as possible. Here are some symptoms to look for when diagnosing a driveshaft fault. Let’s take a closer look.
The first symptom you may notice is an unreliable drive shaft. You may feel vibrations, or hear noises under the vehicle. Depending on the cause, it could be a broken joint or a broken shaft. The good news is that driveshaft repairs are generally relatively inexpensive and take less time than a complete drivetrain replacement. If you’re not sure what to do, CZPT has a guide to replacing the U-connector.
One of the most common signs of an unreliable driveshaft is clanging and vibration. These sounds can be caused by worn bushings, loose U-joints, or damaged center bearings. This can cause severe vibration and noise. You can also feel these vibrations through the steering wheel or the floor. An unreliable driveshaft is a symptom of a bigger problem.
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Unreliable U-joints

A car with an unreliable U-joint on the drive shaft can be dangerous. A bad u-joint can prevent the vehicle from driving properly and may even cause you trouble. Unreliable u-joints are cheap to replace and you should try getting parts from quality manufacturers. Unreliable U-joints can cause the car to vibrate in the chassis or gear lever. This is a sure sign that your car has been neglected in maintenance.
Replacing a U-joint is not a complicated task, but it requires special tools and a lot of elbow grease. If you don’t have the right tools, or you’re unfamiliar with mechanical terminology, it’s best to seek the help of a mechanic. A professional mechanic will be able to accurately assess the problem and propose an appropriate solution. But if you don’t feel confident enough, you can replace your own U-connector by following a few simple steps.
To ensure the vehicle’s driveshaft is not damaged, check the U-joint for wear and lubrication. If the U-joint is worn, the metal parts are likely to rub against each other, causing wear. The sooner a problem is diagnosed, the faster it can be resolved. Also, the longer you wait, the more you lose on repairs.

damaged drive shaft

The driveshaft is the part of the vehicle that connects the wheels. If the driveshaft is damaged, the wheels may stop turning and the vehicle may slow down or stop moving completely. It bears the weight of the car itself as well as the load on the road. So even a slight bend or break in the drive shaft can have dire consequences. Even a piece of loose metal can become a lethal missile if dropped from a vehicle.
If you hear a screeching noise or growl from your vehicle when shifting gears, your driveshaft may be damaged. When this happens, damage to the u-joint and excessive slack in the drive shaft can result. These conditions can further damage the drivetrain, including the front half. You should replace the driveshaft as soon as you notice any symptoms. After replacing the driveshaft, you can start looking for signs of wear.
A knocking sound is a sign of damage to the drive shaft. If you hear this sound while driving, it may be due to worn couplings, damaged propshaft bearings, or damaged U-joints. In some cases, the knocking noise can even be caused by a damaged U-joint. When this happens, you may need to replace the entire driveshaft, requiring a new one.
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Maintenance fees

The cost of repairing a driveshaft varies widely, depending on the type and cause of the problem. A new driveshaft costs between $300 and $1,300, including labor. Repairing a damaged driveshaft can cost anywhere from $200 to $300, depending on the time required and the type of parts required. Symptoms of a damaged driveshaft include unresponsiveness, vibration, chassis noise and a stationary car.
The first thing to consider when estimating the cost of repairing a driveshaft is the type of vehicle you have. Some vehicles have more than one, and the parts used to make them may not be compatible with other cars. Even if the same car has 2 driveshafts, the damaged ones will cost more. Fortunately, many auto repair shops offer free quotes to repair damaged driveshafts, but be aware that such work can be complicated and expensive.

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