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Changzhou Suring Motor Technology Co., Ltd. logo
Changzhou Suring Motor Technology Co., Ltd.
Changzhou, CN8 yrsCustom Manufacturer
#2 best seller in Electric Bicycle Motor
4.5/5(280)
Store rating
≤7h
Response Time
≥100%
On-time dispatch rate
8%
Reorder rate
Minor customization
Drawing-based customization

Main markets: United States, India, Azerbaijan, Germany, Australia

QS138 90H V3 Mid Qs Motor Fardirver 72680 Programmable QS 72V 4000W Mid Drive Motor Ebike Conversion Kit for Electric Motorcycle

No reviews yet1 soldbillboard#3 most popular in Brushless Mid-Drive Electric Bicycle Kit
Complies with EU standards
$495
1-49 pieces
$460
50-99 pieces
$450
≥100 pieces
Select now

Wattage

4000W

Voltage

72V

Wheel Size

17-21"
Supplier’s customization ability
Minor customization
Drawing-based customization
Sample-based customization
Full customization

Key attributes

Motor Type

brushless mid drive motor

Power Source

Without Battery

Battery Position

NONE

Display Type

LCD

Bike Throttle

Twist

Brake Type

Hydraulic Brake, Disc

At a glance

  • 4000W Motor Power: With a 4000W motor, the e-bike can deliver high torque and speed, making it suitable for steep slopes and heavy loads.

  • Aluminum Alloy Material: Constructed from aluminum alloy, the motor is lightweight yet durable, enhancing overall performance and longevity.

  • Gear Ratio 1:2.37: The gear ratio of 1:2.37 optimizes torque multiplication, improving starting acceleration and climbing ability, especially on steep inclines.

  • IP66 Waterproof Rating: The IP66 waterproof rating ensures the motor remains protected against water and dust, making it reliable in various weather conditions.

Shipping

Shipping fee and delivery date to be negotiated. Chat with supplier now for more details.

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Key attributes

Motor Type
brushless mid drive motor
Power Source
Without Battery
Battery Position
NONE
Display Type
LCD
Bike Throttle
Twist
Brake Type
Hydraulic Brake, Disc
Material
Aluminum
Type
chain wheel crank
Application
Bicycle, Electric Bicycle, Electric motorcycle
Feature
Eco-Friendly, Durable, Water Resistant, High Power, High Speed, Safe
Install Position
mid
Motor Power
4000 W
Battery Capacity
NONE
motor
mid drive motor, Brushless Motor, brushless direct hub motor, high-speed brushless motor, brushless mid drive motor
Display
LCD
Power Supply
NONE
Place of Origin
Jiangsu, China
Brand Name
QS
Model Number
138
weight
14.5kg
colour
black
brake type
disk brake
voltage
72v
power
4000w
wheel size
17-21''
efficiency
≥80%
Display
LCD Display
Product name
Mid Drive Motor E Bike
Application
Scooter Bicycle Motorcycle

Packaging and delivery

Selling Units
Single item
Single package size
35X35X35 cm
Single gross weight
20.000 kg

Lead time

Product descriptions from the supplier

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Warning/Disclaimer
This product has acquired the relevant product qualification(s)/license(s) of certain applicable country/countries.