Heavy Duty

MRC-B750 is the most powerful e-bike rear drive for all tasks. It features 70Nm of extra high torque and acceleration for heavy-load utility and cargo bikes. The longer OLD suits for various fat tires for traversing diverse terrain types or for pursuing stylish design. Compatible with 8-10 speed cassette sprocket.

MRC-B750

The most powerful hub drive for carrying heavy loads provides extreme torque on the hub axle to help the rider go without effort. The immense capacity of the on-tube battery maximizes riding performance and endurance, making transport effortless and safe.

RATED POWER

750W

RATED VOLTAGE

48V

WHEEL SIZE

20-28″

OLD

175mm

OUTER DIAMETER

164mm

WEIGHT

4.5kg

MAX. TORQUE

70Nm

RATED RPM

390

Drive System Units with

MRC-B750

Compatible Parts

Compatible Battery

BU-A810

Universal Battery

Compatible HMI

LCD COMPACT EX

All-in-one Handlebar HMI

LED MULTI

Handlebar HMI

LED CHIP 2

Frame Embedded HMI

VIVID COMPACT

All-in-one Handlebar HMI

VIVID CENTRE

Handlebar HMI with Central Display

Compatible Sensor

ST-SQ-1

Torque Sensor

Explore More Drive System Units

Comparison

Rated Power

Rated Voltage

Wheel Size

Sprocket Type

OLD

Outer Diameter

Weight

Max. Torque

Rated RPM

MRC-A250

Standard

250W

36V

20″/26-28″

Cassette 8-10S

137mm

141mm

2.9kg

40Nm

210/300(20″)

MRT-A250

Standard

250W

36V

26-28″

Freewheel 6-7S

120mm/135mm

141mm

2.7kg

40Nm

210

MRC-E250

Lightweight

250W

36V

26-28″

Cassette 8-11S

142/144.5mm

120mm

2.17kg

40Nm

245

MRC-A150

Ultra Lightweight

150W

36V

26-28″

Cassette 9-12S*

142mm

112mm

1.3kg

30Nm

237

MRC-B750

Heavy Duty

750W

48V

20-28″

Cassette 8-10S

175mm

164mm

4.5kg

70Nm

390

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