We have kinds of options regarding the wheels size, battery packs,brake levers,
tires, controllers, etc.
Motors could be 250w/350w/500w/750w/1000w/1500w/2000w/3000w.
Any comments and requirements are welcome
|250w-1000w Rear Brushless motor SHangZhou, CZPT brand
|36v/48v lithium battery
|OEM options of frame and wheel colors
|36v250W rear hub motor
|36V 8.8Ah Lithium battery
|48v 14Ah MAX
|LCD functional display
|1:1 intelligent PAS systerm
|110~240V, 50-60Hz, Plug according to final market requirement
|Cheap option and TEKTRO brand
|36V/48V smart controller
|Thumb or Twist throttle
|shinning black/mat black/white/black/orange/blue/green/any other specilized
HangZhou Aimos Technology Co.,Ltd, located in HangZhou City, ZheJiang Province,one hour hi-speed
train from ZheJiang and HangZhou.
The company is engaged in export kinds of electric products and techniques of Electric Bikes , electric
bike kits, and electric scooters, and so on.
1. Our products are targeted for the overseas demanding market, and we have a strong sense of
responsibility for the quality, we consider quality as our life.
2. We choose good suppliers to work together; the main fittings are mostly from Japan, ZheJiang
and other top suppliers.
3. We carry on periodic training to our staffs, in order to enhance their consciousness of quality.
4. All the components should be checked carefully before assembling, thus, we can make sure that
the broken or deficient components will not be fixed to the electric bikes.
5. Each electric bikes will be strictly inspected before packing and shipping out to insure that the
could be satisfied with you.
6. We always try to improve the quality of our products, meanwhile we pay much attention to our
customer service, we will provide a certain amount of free spare part to you when you
place a quantity order, quality problems will be solved at the first time when you come across it.
1. Q: Can I get some samples?
A:we offer sample for quality check. Considering electric bike as big item with certern value,we don’t
offer free sample and transportation fee is not contained in sample price .
2. Q: Do you have the products in stock?
A: we do have product in stock for demestic sale,it may not suit your demand.
3. Q: What’s the delivery time?
A: It usually takes about 15-25 working days
But the exact delivery time might be different for different orders or at different time.Once we
confirmed all detail of order, we’ll put all source into it.
4. Q: Can I mix different models in 1 container?
A: Yes, different models can be mixed in 1 container.
5. Q: Should we pay the high taxes?
A: We can make a low-value invoice to help you clearing Customs and avoid the taxes.
6. Q:Do you accept Paypal ?
A: Yes, we accept Paypal. Besides, we offer bank transfer and Western Union.
7. Q:Why choose you?
A:Strong quality controll : We test and check all the parts before on produce line
Check and test esch unit when it ready.
8.Q:When you on the line for service
A: We ussally on the line at 8:30am to 5:30pm ZheJiang time. Otherwise,
We also can do service for you after the working time.
9.Q:Are you a factory or a import and export company?
A:We are a manufacture ,So as a professional manufacture we not only can supply the bike we
have, We also can design for you if you have the draft.
How to Identify a Faulty Drive Shaft
The most common problems associated with automotive driveshafts include clicking and rubbing noises. While driving, the noise from the driver’s seat is often noticeable. An experienced auto mechanic can easily identify whether the sound is coming from both sides or from 1 side. If you notice any of these signs, it’s time to send your car in for a proper diagnosis. Here’s a guide to determining if your car’s driveshaft is faulty:
Symptoms of Driveshaft Failure
If you’re having trouble turning your car, it’s time to check your vehicle’s driveshaft. A bad driveshaft can limit the overall control of your car, and you should fix it as soon as possible to avoid further problems. Other symptoms of a propshaft failure include strange noises from under the vehicle and difficulty shifting gears. Squeaking from under the vehicle is another sign of a faulty driveshaft.
If your driveshaft fails, your car will stop. Although the engine will still run, the wheels will not turn. You may hear strange noises from under the vehicle, but this is a rare symptom of a propshaft failure. However, you will have plenty of time to fix the problem. If you don’t hear any noise, the problem is not affecting your vehicle’s ability to move.
The most obvious signs of a driveshaft failure are dull sounds, squeaks or vibrations. If the drive shaft is unbalanced, it is likely to damage the transmission. It will require a trailer to remove it from your vehicle. Apart from that, it can also affect your car’s performance and require repairs. So if you hear these signs in your car, be sure to have it checked by a mechanic right away.
Drive shaft assembly
When designing a propshaft, the design should be based on the torque required to drive the vehicle. When this torque is too high, it can cause irreversible failure of the drive shaft. Therefore, a good drive shaft design should have a long service life. Here are some tips to help you design a good driveshaft. Some of the main components of the driveshaft are listed below.
Snap Ring: The snap ring is a removable part that secures the bearing cup assembly in the yoke cross hole. It also has a groove for locating the snap ring. Spline: A spline is a patented tubular machined element with a series of ridges that fit into the grooves of the mating piece. The bearing cup assembly consists of a shaft and end fittings.
U-joint: U-joint is required due to the angular displacement between the T-shaped housing and the pinion. This angle is especially large in raised 4x4s. The design of the U-joint must guarantee a constant rotational speed. Proper driveshaft design must account for the difference in angular velocity between the shafts. The T-bracket and output shaft are attached to the bearing caps at both ends.
Your vehicle has a set of U-joints on the driveshaft. If your vehicle needs to be replaced, you can do it yourself. You will need a hammer, ratchet and socket. In order to remove the U-joint, you must first remove the bearing cup. In some cases you will need to use a hammer to remove the bearing cup, you should be careful as you don’t want to damage the drive shaft. If you cannot remove the bearing cup, you can also use a vise to press it out.
There are 2 types of U-joints. One is held by a yoke and the other is held by a c-clamp. A full ring is safer and ideal for vehicles that are often used off-road. In some cases, a full circle can be used to repair a c-clamp u-joint.
In addition to excessive torque, extreme loads and improper lubrication are common causes of U-joint failure. The U-joint on the driveshaft can also be damaged if the engine is modified. If you are driving a vehicle with a heavily modified engine, it is not enough to replace the OE U-joint. In this case, it is important to take the time to properly lubricate these components as needed to keep them functional.
QU40866 Tube Yoke is a common replacement for damaged or damaged driveshaft tubes. They are desirably made of a metallic material, such as an aluminum alloy, and include a hollow portion with a lug structure at 1 end. Tube yokes can be manufactured using a variety of methods, including casting and forging. A common method involves drawing solid elements and machining them into the final shape. The resulting components are less expensive to produce, especially when compared to other forms.
The tube fork has a connection point to the driveshaft tube. The lug structure provides attachment points for the gimbal. Typically, the driveshaft tube is 5 inches in diameter and the lug structure is 4 inches in diameter. The lug structure also serves as a mounting point for the drive shaft. Once installed, Tube Yoke is easy to maintain. There are 2 types of lug structures: 1 is forged tube yoke and the other is welded.
Heavy-duty series drive shafts use bearing plates to secure the yoke to the U-joint. All other dimensions are secured with external snap rings. Yokes are usually machined to accept U-bolts. For some applications, grease fittings are used. This attachment is more suitable for off-road vehicles and performance vehicles.
The end yoke of the drive shaft is an integral part of the drive train. Choosing a high-quality end yoke will help ensure long-term operation and prevent premature failure. Pat’s Driveline offers a complete line of automotive end yokes for power take-offs, differentials and auxiliary equipment. They can also measure your existing parts and provide you with high quality replacements.
A U-bolt is an industrial fastener with threaded legs. When used on a driveshaft, it provides greater stability in unstable terrain. You can purchase a U-bolt kit to secure the pinion carrier to the drive shaft. U-bolts also come with lock washers and nuts. Performance cars and off-road vehicles often use this type of attachment. But before you install it, you have to make sure the yoke is machined to accept it.
End yokes can be made of aluminum or steel and are designed to provide strength. It also offers special bolt styles for various applications. CZPT’s drivetrain is also stocked with a full line of automotive flange yokes. The company also produces custom flanged yokes for many popular brands. Since the company has a comprehensive line of replacement flange yokes, it can help you transform your drivetrain from non-serviceable to serviceable.
The first step in repairing or replacing an automotive driveshaft is to replace worn or damaged bushings. These bushings are located inside the drive shaft to provide a smooth, safe ride. The shaft rotates in a rubber sleeve. If a bushing needs to be replaced, you should first check the manual for recommendations. Some of these components may also need to be replaced, such as the clutch or swingarm.