BAFANG Electric Bike Conversion Kit – 48V 500W Rear Hub Motor Kit for 20-29 inch Regular Bicycle

Transform your regular bike into an e-bike with the BAFANG 48V 500W electric bike conversion kit. Designed for rear 20-29 inch wheels and cassette freewheels, it delivers up to 28mph top speed, 45Nm torque, and supports both disc and V-brakes. A complete kit with motor assembly, controller, display, throttle, and accessories for hassle-free installation.

Product Overview

Powerful Motor System

48V 500W rear motor with peak 900W output provides smooth acceleration and enough torque for climbing hills and rough terrain. Designed for stability, power, and balanced noise for a comfortable ride.

Compatibility and Versatile Brake System

Fits rear dropout size 135-138mm (standard bike), compatible with 20–29 inch wheels and 1.75–2.4 inch tires. Works with both disc brakes and V-brakes, offering flexibility and safety.

Easy Installation

A complete kit with all essential components—no additional purchases required. Simple wiring with a 1T4 harness ensures quick DIY installation for first-time users.

Speed and Performance

Achieve speeds of 20–28mph with peak torque of 45Nm. Ideal for daily commuting, long rides, or off-road adventures, ensuring reliable and efficient performance.

Complete Conversion Kit

Includes motor assembly, controller, display (optional), throttle, brake sensors, pedal assist sensor, headlight, and a controller bag. Everything needed to convert your standard bike into an e-bike.

Key Features

• Multiple Drive Modes: Electric throttle, pedal assist, walk assist, and manual pedal for versatile riding experiences.

• Customizable Display Options: Choose between basic displays (battery, speed, gears, error codes) and advanced versions with Bluetooth, navigation, and app control.

• Waterproof & Certified: IPX5 waterproof rating, UL/CE/ROHS certified, compliant with Class 1 and Class 2 eBike regulations.

• Cassette Freewheel Compatibility: Designed to work with cassette freewheels (not included), offering smooth shifting and durability.

• Riding Confidence & Value: Wide compatibility, cost-effective upgrade, easy maintenance, and reliable long-term use.

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Product Specifications

• Model: RM G020.500.DC

• Position: Rear Motor

• O.L.D (mm): 138

• Rated Power (W): 500

• Peak Power (W): 900

• Max Torque (N.m): 45

• Weight (lbs): 8

• Connection Type: G9.1

• Voltage (Vdc): 48

• Max Speed (mph): 20–28

• Color: Black

• Brake System: V-brake & Disc brake

• IP Rating: IPX5

• Certifications: ROHS / CE / UL

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What's Included

• 48V 500W Rear Motor Assembly

• Controller

• Display (optional)

• Throttle

• Pedal Assist Sensor

• Brake Lever

• 1T4 Wiring Harness

• Headlight

• Controller Bag