B7-138XR Hub Motor Unit

PRODUCT

B7-138XR Hub Motor Unit

(eMTB + eCargo)

Seeking Unrivaled Power and Performance for Your E-Bike?

B7-138XR Rear E-Bike Hub Motor

O.L.D is 138mm, Freewheel

Customizable Power Output Up To 750W

Impressive Maximum Torque of 75N.M

Exciting Top Speed of 45 Km/H

Revolutionize Your E-bike with the B7-138XR Rear Hub Motor!

Max Rated Power

750w

Max speed

45 km/h

O.L.D

138mm

Max Torque

75 Nm

B7-138XR-01-

B7-138XR Rear E-bike Hub Motor

UNVEILING THE SUPERIORITY OF THE B7-138XR REAR E-BIKE HUB MOTOR!

Adjustable Power Output: Allows for power adjustment within a range from 350W to 750W, offering adaptability to various riding styles and regulatory requirements.

High Torque Capability: Engineered to deliver an impressive peak torque of 75N.M, ensuring formidable performance across diverse terrains.

Exhilarating Velocity: Reach an exciting maximum speed of 45 Km/H, striking the perfect balance between swift movement and energy efficiency for an electrifying journey.

Robust Construction: Constructed from resilient aluminum alloy, combining durability and lightweight properties for enhanced performance.

Versatile Application: Suitable for a broad spectrum of e-bikes, including electric mountain bikes (e-MTBs) and e-Cargo bikes, ensuring adaptability to various riding needs.

Optimized Cable Routing: Specifically designed with left-side cable routing, augmenting convenience and compatibility with different bike configurations.

Experience Unmatched Power on Your Mountain Adventures. Get Yours Now!

ADDITIONAL INFORMATION

B7 Series

B7-138XR

Colour

Black / Silver

Installation Site

Rear

Applied for E-bikes

e-MTB, e-Cargo

Cable Routing

Side-Left

Cable Length(mm)

200

Sprocket Wheel

6~7

Brake Style

Disk-Brake

Spokes Holes

36H

Spokes Size

13G/12G

Spokes Central Dist.(mm)

146

Open Size(mm)

138

Wheel Size(inch)

20/26/28/700C

Voltage(Vdc)

36, 48, 52

Rated Power(W)

350,500,750

Max Speed(km/h)

32, 38, 45

Max Torque(N.m)

>75

Reduction Ratio

7.77:1

Magnet Items(pcs)

16

Speed Sensor(pcs)

1~6

Efficiency(%)

≥80

Work Temperature(℃)

-20~45

Noise Items(dB)

<50

Weight(kg)

3.5

Waterproof Level

IP65

Shells Material

Aluminium Alloy

B7-138XR Hub Motor Diagram

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