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China Good quality CZPT 8fun 48V 500W Electric Bicycle Conversion Kit mm G340.500 MID Drive E Bike Motor with Battery with high quality

Solution Description

48V 500W CZPT Mid Generate Motor

With an integrated pace sensor, this mid-drive motor, which is compatible with regular bikes, has a rated electricity of 500W, a reduction ratio of 1: 21.9 and a maximum torque of eighty N.m, supplying ideal electricity for automobiles. Light but powerful and efficient, this motor tremendously improves driving convenience and is ideal for touring bikes and commuter bikes.


  • Improve:Upgraded IRFB3077 mosfets controller.

  • 4 riding modes:Pure electric powered mode & human using model & electricity assistance & push product. 4 working modes can be switched at will.

  • Effortless Set up:Can be efficiently set up into an electric powered bicycle in just a few time by only a few resources which can get rid of the crankset and the centre shaft, as well as instruments for setting up this mid-drive motor.

  • Common Compatible:It truly is compatiable with mountain bike,street bicycle, racing bike ect bikes with 68-73mm base bracket


Motor Specification:

Bafang Model: G340.500



Controller Present: 18A

No Load Velocity(RPM) :126

Load Velocity(RPM):118

MAX Torque:one hundred N.m

Effectiveness: > eighty%

PAS SENSOR : Velocity Sensor

Reduction Ratio: 1 : 21.9

Centification:CE/EN 14764/ROHS

Watertight Grade:IP65

Internet Motor Bodyweight: 4.24kg

Motor kits Bodyweight:5.6-6.0kg

Bracket base length:68mm

Display Functioning Temperature:-twenty-45C


48V seventeen.5Ah Specification:
Standard Voltage: 48V
Rated Ability:17.5AH
Battery Mobile:Created in CZPT 35E 3500mah.65PCS
Array mode:13s5p
Battery dimension:367.2*ninety.1*111mm
Battery Fat:4.4KG
Max Constant Discharge Existing:30A
Peak recent:60A
Charge voltage:fifty four.6V
Discharge lower off voltage:36.4V
Way of Demand:CC/CV
Cycle Existence:one thousand moments
Charge Temperature:-15-65ºC
Discharge Temperature:-15-65ºC
Safety Function:Over demand, Over discharge,In excess of recent, Brief circuit,  Stability






Q: How do I know if this mid push motor suits for my bicycle?

A: This mid generate motor suits for the bicycle with 68mm (2.68inch) – 73mm (2.87inch) vast base bracket. The internal diamater of the bracket must be not much less than 33.5mm. We will deliver further set up accessoreis for 73mm base bracket.


Q: How do I affirm regardless of whether I need the brake levers or the brake sensors?

A: If your brakes are hydraulic or you want to use your own brake sensors, you can select brake sensors. They can hook up with your brakes to function right.


Q: Can I put in the motor as quickly as I acquire it?

A: Ahead of setting up the motor, remember to stick to the methods in the manual to connect the motor to see if the motor can perform normally. If there is a issue, make sure you make contact with us 1st, we will provide complex assist, will not worry.



Packaging incorporated:

1 * 48V 500W Mid Travel Motor

1 Pair * Brake Lever or Brake Sensor

1 Pair * Crank

1 Pair * Chainwheel(44T/46T/48T/52T selection, remember to kindly depart us concept if you want to alter chainwheel)

1 Established * Thumb Throttle

one Set * Pace Sensor

1 * Screen ( 750C bluetooth, DPC18, KD986, 860C, P850C, 850C, 750C, SW102, 500C, C965, C961 option)

one * 4 in 1 Cable

one * Add-ons

one * 36V 17.5Ah battery

one * Battery charger (US/EU/AU/British isles Selection)


Heat Ideas:

one, Owing to the particularity of the battery, some motors and batteries are not in the identical warehouse, so you could acquire a lot more than 1 deal. If there are not all items in the deal you gained, remember to do not open dispute or negative evaluations 1st, make sure you make contact with us for confirmation.

2. When employing the motor package, you should make sure that the battery crucial is locked, normally the discharge port is easily burned out.

Generate shaft kind

The driveshaft transfers torque from the engine to the wheels and is dependable for the clean operating of the car. Its design had to compensate for differences in duration and angle. It have to also make sure perfect synchronization among its joints. The travel shaft need to be manufactured of higher-quality supplies to attain the very best stability of stiffness and elasticity. There are 3 main types of travel shafts. These consist of: conclude yokes, tube yokes and tapered shafts.

tube yoke

Tube yokes are shaft assemblies that use metallic materials as the principal structural part. The yoke consists of a uniform, considerably uniform wall thickness, a very first finish and an axially extending second conclude. The first diameter of the generate shaft is better than the next diameter, and the yoke further involves a pair of opposing lugs extending from the next stop. These lugs have holes at the ends for attaching the axle to the automobile.
By retrofitting the driveshaft tube stop into a tube fork with seat. This valve seat transmits torque to the driveshaft tube. The fillet weld 28 boosts the torque transfer ability of the tube yoke. The yoke is generally produced of aluminum alloy or metallic substance. It is also utilized to hook up the generate shaft to the yoke. Numerous styles are feasible.
The QU40866 tube yoke is used with an external snap ring sort universal joint. It has a cup diameter of 1-3/sixteen” and an total width of 4½”. U-bolt kits are one more option. It has threaded legs and locks to assist protected the yoke to the generate shaft. Some performance automobiles and off-road cars use U-bolts. Yokes must be machined to acknowledge U-bolts, and U-bolt kits are often the favored accent.
The conclude yoke is the mechanical portion that connects the generate shaft to the stub shaft. These yokes are typically designed for certain drivetrain elements and can be tailored to your needs. Pat’s drivetrain provides OEM substitution and custom flanged yokes.
If your tractor makes use of PTO components, the cross and bearing kit is the perfect resource to make the connection. Moreover, cross and bearing kits aid you match the appropriate yoke to the shaft. When picking a yoke, be positive to measure the outdoors diameter of the U-joint cap and the inside diameter of the yoke ears. Following having the measurements, consult the cross and bearing identification drawings to make positive they match.
While tube yokes are typically effortless to exchange, the very best benefits come from a qualified device store. Devoted driveshaft experts can assemble and balance concluded driveshafts. If you are unsure of a specific facet, make sure you refer to the TM3000 Driveshaft and Cardan Joint Support Guide for far more data. You can also check with an excerpt from the TSB3510 handbook for details on angle, vibration and runout.
The sliding fork is an additional essential component of the drive shaft. It can bend in excess of rough terrain, allowing the U-joint to maintain spinning in harder conditions. If the slip yoke fails, you will not be ready to drive and will clang. You want to substitute it as shortly as possible to keep away from any hazardous driving situations. So if you notice any dings, be confident to examine the yoke.
If you detect any vibrations, the drivetrain may need to have adjustment. It’s a easy procedure. Initial, rotate the driveshaft until you locate the correct alignment amongst the tube yoke and the sliding yoke of the rear differential. If there is no obvious vibration, you can wait for a while to take care of the problem. Maintain in mind that it might be hassle-free to postpone repairs temporarily, but it may possibly result in greater issues later.

conclude yoke

If your driveshaft requires a new end yoke, CZPT has many drivetrain possibilities. Our automotive end yoke stock consists of keyed and non-keyed possibilities. If you need tapered or straight holes, we can also make them for you.
A U-bolt is an industrial fastener that has U-shaped threads on its legs. They are often utilised to join two heads again to back. These are practical options to support keep drivetrain components in spot when driving in excess of tough terrain, and are typically suitable with a variety of versions. U-bolts call for a specially machined yoke to take them, so be sure to purchase the right dimensions.
The sliding fork aids transfer electrical power from the transfer situation to the driveshaft. They slide in and out of the transfer situation, allowing the u-joint to rotate. Sliding yokes or “slips” can be obtained separately. No matter whether you want a new one particular or just a number of parts to up grade your driveshaft, 4 CZPT Areas will have the elements you require to mend your automobile.
The conclude yoke is a needed component of the generate shaft. It connects the generate teach and the mating flange. They are also used in auxiliary power equipment. CZPT’s drivetrains are stocked with a range of flanged yokes for OEM apps and personalized builds. You can also uncover flanged yokes for continuous velocity joints in our substantial inventory. If you will not want to modify your present drivetrain, we can even make a customized yoke for you.

China Good quality CZPT 8fun 48V 500W Electric Bicycle Conversion Kit mm G340.500 MID Drive E Bike Motor with Battery     with high qualityChina Good quality CZPT 8fun 48V 500W Electric Bicycle Conversion Kit mm G340.500 MID Drive E Bike Motor with Battery     with high quality

China wholesaler 48V 500W Bafang/8fun BBS02b MID Crank Drive Motor E-Bike Kit with Battery near me shop

Item Description

48V 500W CZPT Mid Drive Motor

With an integrated speed sensor, this mid-generate motor, which is appropriate with normal bikes, has a rated electricity of 500W, a reduction ratio of 1: 21.9 and a highest torque of eighty N.m, providing best power for cars. Light but robust and efficient, this motor significantly boosts using comfort and ease and is suitable for touring bikes and commuter bikes.


  • Upgrade:Upgraded IRFB3077 mosfets controller.

  • 4 driving modes:Pure electrical method & human using design & electrical power help & thrust product. 4 working modes can be switched at will.

  • Straightforward Installation:Can be efficiently put in into an electric bicycle in just a few time by only a number of tools which can remove the crankset and the centre shaft, as properly as equipment for setting up this mid-push motor.

  • Universal Appropriate:It truly is compatiable with mountain bike,road bike, racing bike ect bikes with sixty eight-73mm base bracket


Motor Specification:

Bafang Product: G340.five hundred



Controller Current: 18A

No Load Pace(RPM) :126

Load Velocity(RPM):118

MAX Torque:a hundred N.m

Effectiveness: > 80%

PAS SENSOR : Pace Sensor

Reduction Ratio: 1 : 21.9

Centification:CE/EN 14764/ROHS

Water-proof Quality:IP65

Net Motor Excess weight: 4.24kg

Motor kits Excess weight:5.6-6.0kg

Bracket bottom length:68mm

Display Working Temperature:-20-45C



48V 10Ah Specification:
Nomal Volt: 48V
Rated Capability:10AH
Battery Cell:ZN2500mah.
Array manner:10S4P
Battery size:
Battery Excess weight:3.1KG
Max Continual Discharge Recent:30A
Peak present:60A
Demand voltage:42V
Discharge minimize off voltage:28V
Way of Demand:CC/CV
Cycle Daily life:one thousand tims
Charge Temperature:-fifteen-65ºC
Discharge Temperature:-15-65ºC
Defense Function:Above demand, In excess of discharge,Over current, Quick circuit,  Equilibrium





Q: How do I know if this mid push motor matches for my bike?

A: This mid drive motor matches for the bicycle with 68mm (2.68inch) – 73mm (2.87inch) wide base bracket. The interior diamater of the bracket ought to be not significantly less than 33.5mm. We’ll send out further set up accessoreis for 73mm base bracket.


Q: How do I affirm whether I need the brake levers or the brake sensors?

A: If your brakes are hydraulic or you want to use your personal brake sensors, you can select brake sensors. They can connect with your brakes to function directly.


Q: Can I set up the motor as soon as I receive it?

A: Ahead of setting up the motor, remember to comply with the measures in the handbook to hook up the motor to see if the motor can work usually. If there is a problem, please speak to us 1st, we will supply specialized assist, do not worry.



Packaging incorporated:

one * 48V 500W Mid Travel Motor

1 Pair * Brake Lever or Brake Sensor

one Pair * Crank

one Pair * Chainwheel(44T/46T/48T/52T choice, you should kindly go away us message if you want to modify chainwheel)

1 Set * Thumb Throttle

one Set * Velocity Sensor

1 * Display ( 750C bluetooth, DPC18, KD986, 860C, P850C, 850C, 750C, SW102, 500C, C965, C961 selection)

1 * 4 in 1 Cable

one * Equipment

1 * 48V 10Ah eBike Battery

one * Battery charger (US/EU/AU/British isles Option)


Warm Guidelines:one, Due to the particularity of the battery, some motors and batteries are not in the identical warehouse, so you may obtain much more than 1 deal. If there are not all items in the package deal you acquired, you should do not open dispute or poor reviews initial, remember to get in touch with us for affirmation.

What is a driveshaft and how considerably does it cost to change a single?

Your car is manufactured up of several moving areas. Knowing every part is critical due to the fact a destroyed driveshaft can significantly damage other elements of the car. You could not know how critical your driveshaft is, but it’s crucial to know if you want to fix your vehicle. In this post, we’ll go over what a driveshaft is, what its signs are, and how considerably it fees to substitute a driveshaft.

Fix damaged driveshafts

A broken driveshaft does not enable you to turn the wheels freely. It also exposes your vehicle to increased restore costs because of to ruined driveshafts. If the drive shaft breaks while the auto is in movement, it may cause a crash. Also, it can considerably impact the functionality of the auto. If you will not fix the issue appropriate away, you could chance far more expensive repairs. If you suspect that the travel shaft is broken, do the following.
First, make confident the generate shaft is safeguarded from dust, humidity, and dust. A appropriate driveshaft include will avert grease from accumulating in the driveshaft, lowering the likelihood of further hurt. The grease will also cushion the steel-to-steel get in touch with in the constant velocity joints. For illustration, hitting a gentle material is much better than hitting a metal wall. A damaged prop shaft can not only result in tough cornering, but it can also cause the motor vehicle to vibrate, which can additional damage the rest of the drivetrain.
If the driveshaft is damaged, you can decide on to resolve it by yourself or take it to a mechanic. Usually, driveshaft repairs value close to $200 to $300. Parts and labor may range primarily based on your motor vehicle type and variety of fix. These components can cost up to $600. Nonetheless, if you never have a mechanical qualifications, it is much better to leave it to a professional.
If you discover that one of the two generate shafts is worn, it’s time to restore it. Worn bushings and bearings can trigger the drive shaft to vibrate unnecessarily, creating it to break and result in additional damage. You can also examine the centre bearing if there is any play in the bearing. If these symptoms take place, it is greatest to get your auto to a mechanic as before long as feasible.

Discover about U-joints

Whilst most cars have at least one variety of U-joint, there are other types available. CV joints (also acknowledged as hot rod joints) are utilized in a range of applications. The slight axis is shorter than the key axis on which the U-joint is situated. In the two situations, the U-joints are lubricated at the manufacturing facility. For the duration of servicing, the push shaft slip joint ought to be lubricated.
There are two major designs of U-joints, including solid and push suit. They are generally held in place by C-clamps. Some of these U-joints have knurls or grooves. When selecting the appropriate fitting, be sure to evaluate the total fitting. To make positive you get the right size, you can use the measurement chart or check the manual for your distinct product.
In addition to lubrication, the condition of the U-joint should be checked frequently. Lubricate them often to stay away from premature failure. If you hear a clicking sound when shifting gears, the u-joint space may be misaligned. In this situation, the bearing may need to be serviced. If there is insufficient grease in the bearings, the common joint could want to be replaced.
U-joint is an essential component of the vehicle transmission shaft. With out them, your car would have no wheeled suspension. Without having them, your motor vehicle will have a rickety entrance conclude and a wobbly rear stop. Because autos are unable to push on ultra-flat surfaces, they want adaptable driveshafts. The U-joint compensates for this by enabling it to transfer up and down with the suspension.
A correct inspection will establish if your u-joints are unfastened or worn. It must be easy to pull them out. Make certain not to pull them all the way out. Also, the bearing caps need to not go. Any indications of roughness or dress in would reveal a need to have for a new UJ. Also, it is important to notice that worn UJs can not be repaired.

Signs of Driveshaft Failure

One of the most widespread problems linked with a defective driveshaft is difficulty turning the wheels. This severely restrictions your general handle in excess of the automobile. Luckily, there are a number of indicators that could point out that your driveshaft is failing. You must take quick measures to decide the cause of the issue. A single of the most common brings about of driveshaft failure is a weak or defective reverse equipment. Other widespread leads to of driveshaft damage contain driving too challenging, obtaining stuck in reverse gear and differential lock.
Another sign of a failed driveshaft is unusual noise even though driving. These noises are typically the result of put on 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. Based on the speed, the sound may possibly be accompanied by vibration. When this occurs, it really is time to send out your vehicle in for a driveshaft alternative.
A single of the most common indicators of driveshaft failure is visible jitter when accelerating. This could be a sign of a loose U-joint or worn centre bearing. You need to totally inspect your vehicle to establish the cause of these appears and corresponding signs and symptoms. A accredited mechanic can support you decide the result in of the sound. A destroyed propshaft can severely limit the drivability of the car.
Regular inspection of the push shaft can stop critical harm. Dependent on the harm, you can substitute the driveshaft for everywhere from $500 to $1,000. Dependent on the severity of the hurt and the stage of mend, the price will depend on the number of elements that want to be replaced. Do not travel with a undesirable driveshaft as it can lead to a critical crash. There are a number of methods to keep away from this issue fully.
The first symptom to search for is a worn U-joint. If the U-joint comes free or moves as well a lot when attempting to turn the steering wheel, the driveshaft is defective. If you see seen rust on the bearing cap seals, you can take your vehicle to a mechanic for a complete inspection. A worn u-joint can also point out a difficulty with the transmission.

The expense of changing the generate shaft

Relying on your condition and services heart, a driveshaft mend can price as small as $three hundred or as large as $2,000, depending on the particulars of your vehicle. Labor expenses are usually around $70. Rates for the parts by themselves variety from $four hundred to $600. Labor fees also differ by model and vehicle make. Ultimately, the decision to repair or exchange the driveshaft will rely on regardless of whether you require a fast car mend or a complete vehicle repair.
Some cars have two different driveshafts. A single goes to the front and the other goes to the again. If your vehicle has 4 wheel generate, you will have two. If you happen to be replacing the axles of an all-wheel-travel auto, you’ll require a particular element for each and every axle. Picking the incorrect one can end result in a lot more expensive repairs. Before you start off purchasing, you ought to know specifically how significantly it will value.
Based on the type of automobile you very own, a driveshaft substitution will expense among PS250 and PS500. Luxurious automobiles can value as considerably as PS400. Nevertheless, for basic safety and the all round efficiency of the vehicle, replacing the driveshaft could be a required repair. The price of changing a driveshaft relies upon on how lengthy your automobile has been on the highway and how a lot dress in and tear it has skilled. There are some signs and symptoms that show a faulty drive shaft and you must consider quick motion.
Repairs can be costly, so it really is very best to employ a mechanic with encounter in the subject. You will be shelling out hundreds of dollars a month, but you’ll have peace of mind being aware of the occupation will be carried out appropriate. Bear in mind that you may possibly want to ask a friend or loved ones member to help you. Based on the make and model of your auto, replacing the driveshaft is far more costly than replacing the areas and undertaking it your self.
If you suspect that your travel shaft is damaged, be positive to repair it as quickly as feasible. It is not a good idea to generate a vehicle with abnormal vibration and sound for a extended time. The good news is, there are some quick approaches to correct the issue and keep away from expensive repairs later on. If you have seen the signs and symptoms previously mentioned, it’s worth obtaining the job completed. There are several symptoms that your driveshaft might need service, including absence of energy or trouble moving the car.

China wholesaler 48V 500W Bafang/8fun BBS02b MID Crank Drive Motor E-Bike Kit with Battery     near me shop China wholesaler 48V 500W Bafang/8fun BBS02b MID Crank Drive Motor E-Bike Kit with Battery     near me shop