10 Best Electric Bike Conversion Kits 2025 in the United States

The BAFANG Mid Drive Kit is a versatile electric bike conversion kit available in 500W, 750W, and 1000W variants, making it suitable for a range of power needs. The motor offers strong torque (up to 160N.m) and can reach speeds up to 45KMH, which is ideal for various terrains including mountain trails and city streets. It supports multiple riding modes: throttle, pedal assistance, and standard cycling, allowing customization based on preference and situation.

The kit includes comprehensive accessories such as brake levers, chain wheel, thumb throttle, speed sensor, headlight, bottom bracket removal tool, and an optional battery and LCD display, ensuring most components are covered for a complete setup. Compatibility is broad, fitting most bikes with bottom brackets of 68-73mm, 100mm, and 120mm lengths, adhering to JIS standards, but it's limited to disc or V-brake equipped, chain-driven models only.

Installation is simplified with manuals and video resources, plus tools like a wrench and crank removal tool included, although the battery must be purchased separately. The aluminum material ensures durability, and the product comes with reliable tech support and a solid warranty (30 days return, 365 days repair or replace). The kit’s complexity might be a concern for those new to bike conversions, and the absence of 73mm screws requires additional effort to obtain if needed. This kit is best suited for users looking for a robust and customizable electric bike solution with a decent level of mechanical skill for installation.

The AW Electric Bicycle Motor Kit is a robust option for those looking to convert their regular or mountain bike into an electric bike. The kit features a powerful 48V 1000W brushless and gearless hub motor, which ensures efficient and noiseless operation. This motor allows for a maximum speed of approximately 28 miles per hour, making it suitable for commuting and short trips. The aluminum alloy frame adds durability and can support up to 220 pounds, making it a sturdy choice for various riders.

Additionally, the thumb throttle with battery status indicators helps you keep track of your battery life, preventing sudden stops due to low power. The kit is compatible with 26-inch bike frames and can work with both disc and V brakes, giving you flexibility during installation. The inclusion of necessary components and a manual makes the assembly process straightforward, though some might prefer professional assistance. One of the notable safety features is the automatic motor shut-off when the hand brakes are applied, which helps save energy and prevent overheating.

However, it's important to note that the kit does not include the battery, so an additional purchase is necessary. At a weight of 24 pounds, the kit adds a significant amount of weight to your bike, which might affect handling for some users. This kit provides a convenient and environmentally-friendly solution for converting traditional bikes into electric ones, with a few considerations regarding additional battery purchases and weight.

The AW Electric Bike Conversion Kit is equipped with a powerful 48V 1000W brushless motor, making it suitable for regular bicycles and mountain bikes. The motor is efficient and operates quietly, and the bike can reach speeds up to 45 KM/H (around 28 MPH). The kit is designed to be durable with an aluminum alloy frame that supports up to 220 lbs and has a drive system without moving chains or gears, reducing friction and maintenance needs. A thumb throttle with battery indicators helps manage battery life effectively, so you're less likely to run out of power unexpectedly.

It is compatible with 26-inch bicycle frames, and you can use either disc or V brakes, providing good flexibility for different bike setups. Installation is straightforward, including all necessary components to convert an ordinary bike to an electric one, though some may still prefer professional assistance for the setup. Safety is addressed with hand brakes that automatically shut off the motor to save energy and prevent overheating.

However, the kit does not include the battery, which must be purchased separately. Weighing 25 pounds, it adds considerable weight to your bike, which might affect handling, especially for lighter riders. This conversion kit is ideal for those looking to convert their traditional bicycle into an electric one with ease and efficiency, perfect for commuting and short distance travel.