8FUN 48V 750W Mid-Drive Electric Bike Motor Conversion Kit

Turn Your Bike Into a Powerful E-Bike – No Need to Buy a New One

The Bafang BBS02B mid-drive motor kit is designed for standard 68–73mm bottom brackets, making it compatible with most bicycles. With high torque and smart pedal-assist technology, it delivers a smoother, more powerful ride — perfect for commuting, fitness, or conquering hills and trails.

Key Features

3 Riding Modes for Any Terrain
Switch between full-electric, pedal-assist, or manual pedaling. Ideal for daily commuting, mountain riding, or casual cruising.

Easy DIY Installation
Install it yourself with basic tools and minimal technical knowledge — YouTube tutorials are available for support. Choose your preferred display and battery setup for a fully customized riding experience.

Powerful Mid-Drive Performance
With up to 120Nm torque (750W), the motor provides stronger climbing power, longer range, and more responsive acceleration.

Eco-Friendly & Cost-Efficient
Save fuel, reduce your carbon footprint, and still get a great workout. It’s a sustainable alternative to gas-powered transport.

Complete Conversion Kit
Includes mid-drive motor, chainring, controller, PAS sensor, throttle, crankset, speed sensor, installation tools, and more. Compatible with a wide range of LCD displays and 48V/52V lithium batteries.

Fits Most Standard Bikes

• Mountain bikes, commuter bikes, hybrid bikes

• Threaded bottom bracket: 68–73mm width, 33.5–36mm inner diameter

• Not compatible with belt drives or coaster brake bikes

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