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High Speed Electric Road Bike Kit Front Motor Wheel Assist Kit With Batteries

Categories Electric Road Bike Kit
Brand Name: SURING-MAX
Model Number: SR350DF
Certification: CE EN15194
Place of Origin: CHINA
Price: USD60-300/SET
Payment Terms: L/C, T/T, D/A, D/P, Western Union, MoneyGram,PAYPAL
Supply Ability: 10000SETS PER MONETH
Delivery Time: 7-29 DAYS
Packaging Details: 6 motors in 1 carton without rim assembled, 1 sets with rim assembled and controller parts in one big carton
Colour: black
Rated Power: 350w
Efficiency: ≥80%
Net weight: 3.2kg
Dropout: 100mm
Spoke holes: 12/13G 36pcs
Structure: Gear inside
Brake support: Disk brake/V brake
Position: Front wheel
Reduction Ratio: 1:5
Speed: 25-35km/h
Magnet: 27mm bent
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High Speed Electric Road Bike Kit Front Motor Wheel Assist Kit With Batteries

36/48V350W Road bike electric conversion Front motor wheel assist bike kit with batteries
Motor specification:

Rated voltage/power36V 350W
Rated speed25-35km/h
Max speed35km/h
Assemble PostionFront wheel
Brake availableV brake /disk brake
Suitable controller36V17A sinewave/square wave controller
Suitable rim16-29inch ,700C
Max torque45Nm
Available voltage


Package6 motors in one carton:53.5*35*18 or rim assembled in one carton

What is the similarity and difference between the 250w and 350w motor :
1.Same dropout
2.Different height magnet,bigger diameter
3.Different power and the Torque
4.Need the different controller to work with
Necessary spare parts into the Ebike kit to make it work:

1.Motor in wheel:16-29 inch rim, double/single wall rim ,steel spokes or stainless steel spokes for choice
2.Controller:36V17A for 350w motor, waterproof connection,sinewave or square wave

3.Lithium battery: Different shape for choice, rack type or frame type ,LG ,panasonic ,Samsung cells.
Like 36V8.8AH, 10AH, 13AH and so on

4.Charger: 36/48V2A smart charger

5.Display: Different function/price/size for choice


6.Ebrake: Standard ebrake :Need to remove the original brake on the bike
Brake sensor(attach on the original brake of the bike ), don't need to remove the original brake

7.PAS: 3 kind for choice

8.Thumble throttle: Twist throttle and thumb throttle for choice

We can provide both the motor and the kit, please contact with us for more details.

About the package and shipping:

The shipping cost for one sample with rim assembled and battery is about 80-250USD.(according to the items you choosed)
We can give sample cost refund when you order in batch after the sample testing.

20inch container can contain about 210-300 kits

40inch container can contain about 500-600 kits

Will be more quantity if you dont need the rims and spokes assembled.

Motor---3 years
Battery--2 years
The others--1 year
You only need to send us the video or pic to show the problem and the series number ,we will ship the new one or the repair
parts together with the next shippment. Also will be post by air if need urgent!
Accordning to your experience , the defective pecentage is only about 1‰.

You are welcome to send OEM and ODM request to make your products competitive !
We have made motor for Medical machine/warehouse motive machine and so on.


1.Can we place a small order before the batch order?
--Yes .
2.Do you have stocks for a quick order?
--We only have some for the spare parts like throttle and brakes
Cause the controller and Motor belongs to the OEM products, different customers have the different request.
3.What is the estimate prepare time?
Motors: 3-15 days .
Battery /Controllers: 20-35 days.
Other spare parts: 10-20 days.
4.Do you provide any OEM?
Yes, we can design motor for some special request.

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