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Changzhou Suring motor technology CO.,LTD
Changzhou Suring motor technology co.,ltd is engaged in ebike motor kits/Ebikes and other mobility motor solutions. We have rich experience technology and sales team who can give you the best service
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36V 350W Road Bike Kit , Electric Assist Bike Kit CE EN15194 Approval

Changzhou Suring motor technology CO.,LTD

36V 350W Road Bike Kit , Electric Assist Bike Kit CE EN15194 Approval

Brand Name : SURING-MAX

Model Number : SR350DR

Certification : CE EN15194

Place of Origin : CHINA


Price : USD60-180/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/silver

Rated Power : 350w

Efficiency : ≥80%

Net weight : 3kg

Dropout : 135mm

Spoke holes : 12/13G 36pcs

Structure : Gear inside

Brake support : Disk brake/V brake

Position : Rear wheel

Reduction Ratio : 1:5

Speed : 25-35km/h

Magnet : 27mm bent

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36V350W Road bike electric conversion Rear motor wheel assist bike kit with batteries

Motor specification:

Rated voltage/power36V350W
Rated speed25-32km/h
Max speed35km/h
Assemble PostionRear 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 size, case and dropout
2.Different height magnet
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: 36V2A 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.

Product Tags:

electric bicycle kit


e bike motor kit

 36V 350W Road Bike Kit , Electric Assist Bike Kit CE EN15194 Approval Manufactures

36V 350W Road Bike Kit , Electric Assist Bike Kit CE EN15194 Approval Images

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