Updated:01 November 2026
Rank 1-17 of the best E-Bike Conversion Kits
Our recommendation Price Customer rating
1. Comparison winner
MTX39 72V 3000W E-bike Rear Motor Wheel, 29-inch with 60A Controller
MTX39 72V 3000W E-bike Rear Motor Wheel, 29-inch with 60A Controller
Available in a few days
free shipping
  • Professional installation is recommended to ensure the wheels are fitted safely and perform as intended
  • Designed to fit a wide range of motorbike makes and models, subject to axle, tyre and braking system compatibility
  • Made from high-grade materials to withstand demanding road conditions and provide lasting durability
Our rating
9,8
very good
2. Best value
ZHENYUWANG Bicycle Booster E-bike Conversion Kit with 6-Speed Seatpost Adapter
ZHENYUWANG Bicycle Booster E-bike Conversion Kit with 6-Speed Seatpost Adapter
Available immediately
free shipping
  • A 200 W motor provides assistance to reduce effort on climbs and longer rides
  • The app lets you choose from four assistance modes and view battery levels and ride data
  • Compatible with road, gravel and mountain bikes
Our rating
9,8
very good
WR-TEAM 48V 26-Inch Rear Hub Motor Conversion Kit with 20Ah Battery
WR-TEAM 48V 26-Inch Rear Hub Motor Conversion Kit with 20Ah Battery
Available immediately
free shipping
  • 48 V brushless rear hub motor supplied with a 30 A controller and a 20 Ah battery
  • Maximum speed of 25 km/h, adjustable by rotating the wheel
  • Designed for bicycles with a 26-inch rear wheel and 135 mm rear dropout spacing
Our rating
9,8
very good
48V 29-Inch Rear Hub Motor E-Bike Conversion Kit with UKC1 Display, 45A Controller and 7-Speed Cassette
48V 29-Inch Rear Hub Motor E-Bike Conversion Kit with UKC1 Display, 45A Controller and 7-Speed Cassette
Available immediately
free shipping
  • The brushless, gearless rear hub motor has a continuous rated power of 250 W and uses a 48 V, 45 A controller
  • The motor reaches speeds of up to 25 km/h, with speed adjusted by rotating the wheel
  • The kit is designed for 29-inch rear wheels with 135 mm rear dropout spacing and can convert compatible two- or three-wheeled bikes
Our rating
9,6
very good
5. Bestseller
24-Inch Front Wheel E-Bike Conversion Kit, 36V 250W, LCD Display
24-Inch Front Wheel E-Bike Conversion Kit, 36V 250W, LCD Display
Available immediately
free shipping
  • 250-watt brushless motor for reliable performance and durability, suitable for daily use, commuting and long trips
  • Compatible with 36V batteries, suitable for city, touring, commuter and mountain bikes
  • Maximum speed of approximately 25 km/h with a fixed speed for stability, brake lever cuts power when braking
Our rating
9,6
very good
WR-TEAM 27.5-Inch Rear Hub Motor E-bike Conversion Kit, 48V 20Ah
WR-TEAM 27.5-Inch Rear Hub Motor E-bike Conversion Kit, 48V 20Ah
Available immediately
free shipping
  • The brushless, gearless rear hub motor has a 48 V system, a 30 A controller and 45 Nm of torque, with a 48 V 20 Ah battery
  • The kit has a limited maximum speed of 25 km/h, with speed adjustable by turning the wheel
  • The rear wheel is sized for 27.5-inch bikes and requires a 135 mm rear dropout spacing and a 210 mm axle
Our rating
9,6
very good
FEIMOKY 48V 27.5-Inch Rear Wheel E-Bike Conversion Kit
FEIMOKY 48V 27.5-Inch Rear Wheel E-Bike Conversion Kit
Available immediately
free shipping
  • The brushless, gearless hub motor has a continuous rated power of 250 W and is supplied with a 30 A controller
  • Choose from five pedal-assist levels or use the half-twist throttle; the maximum speed is 25 km/h
  • Brake levers with cut-off sensors stop motor assistance when braking
Our rating
9,6
very good
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 45A Controller, UKC1 Display and 7-Speed Cassette
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 45A Controller, UKC1 Display and 7-Speed Cassette
Available immediately
free shipping
Our rating
9,6
very good
MXUS 48V 250W 26-Inch Rear Hub Motor Conversion Kit, 7-Speed Cassette, SW900 Display
MXUS 48V 250W 26-Inch Rear Hub Motor Conversion Kit, 7-Speed Cassette, SW900 Display
Available immediately
free shipping
  • The 48 V, 250 W brushless rear hub motor delivers 45 Nm of torque and is designed for low-noise, low-maintenance operation; the battery and charger are not included
  • The motor reaches a maximum no-load speed of 25 km/h, with speed adjustable by rotating the wheel
  • The 26-inch rear wheel kit is designed to convert two- or three-wheeled bicycles to electric power
Our rating
9,6
very good
48 V 29-inch MTX Rear Hub Motor E-bike Kit with 30 A Controller, SW900 Display and PAS
48 V 29-inch MTX Rear Hub Motor E-bike Kit with 30 A Controller, SW900 Display and PAS
Available immediately
free shipping
  • The brushless hub motor has a continuous rated power of 250 W and is paired with a 30 A controller
  • Choose from five pedal-assist levels or use the half-twist throttle; the maximum speed is 25 km/h
  • Brake levers have cut-off sensors that stop the motor when braking, and the controller is waterproof
Our rating
9,6
very good
MXUS 250W 48V 27.5-Inch Rear Wheel E-bike Conversion Kit with SW900 Display
MXUS 250W 48V 27.5-Inch Rear Wheel E-bike Conversion Kit with SW900 Display
Available immediately
free shipping
  • Rear-wheel brushless gearless hub motor rated at 250 W and 48 V, with 45 Nm of torque
  • Speed can be adjusted by rotating the wheel, with a maximum unloaded speed of 25 km/h
  • Designed as a rear-wheel conversion kit for 26-inch bicycle wheels, with 135 mm rear dropout spacing
Our rating
9,5
very good
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 22A Controller, 7-Speed Cassette and SW900 Display
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 22A Controller, 7-Speed Cassette and SW900 Display
Available immediately
free shipping
  • Brushless, gearless rear hub motor with a continuous rated power of 250 W, a 48 V 22 A controller and 45 Nm of torque
  • Maximum assisted speed of 25 km/h
  • Rear-wheel conversion kit for two- or three-wheeled bicycles
Our rating
9,5
very good
48V 29-Inch Rear Wheel E-Bike Conversion Kit with LCD Display and PAS
48V 29-Inch Rear Wheel E-Bike Conversion Kit with LCD Display and PAS
Available immediately
free shipping
  • A 250 W brushless, gearless hub motor runs on 48 V DC
  • Five pedal-assist levels and a half-twist throttle let you adjust assistance; maximum speed is 25 km/h
  • Brake levers with cut-off sensors stop motor assistance when braking
Our rating
9,5
very good
48V 29-Inch Rear-Wheel E-Bike Conversion Kit with 30A Controller, 7-Speed Cassette and SW900 Display
48V 29-Inch Rear-Wheel E-Bike Conversion Kit with 30A Controller, 7-Speed Cassette and SW900 Display
Available immediately
free shipping
  • 1000W brushless gearless motor offers powerful performance with low noise
  • maximum speed of 55 km/h without load and 50 km/h with load for versatile riding experiences
  • features a brushless motor which runs quietly
Our rating
9,3
good
48V 27.5-Inch Rear-Wheel E-Bike Conversion Kit with 30A Controller, 7-Speed Cassette and SW900 Display
48V 27.5-Inch Rear-Wheel E-Bike Conversion Kit with 30A Controller, 7-Speed Cassette and SW900 Display
Available immediately
free shipping
  • A 48 V brushless, gearless rear hub motor is paired with a 30 A controller and produces 45 Nm of torque
  • The motor reaches speeds of up to 25 km/h, with speed adjusted by rotating the wheel
  • The conversion kit is designed for 27.5-inch wheels and a 135 mm rear dropout spacing
Our rating
9,3
good
36V 250W E-bike Conversion Kit with 26/27.5-Inch Hub Motor
36V 250W E-bike Conversion Kit with 26/27.5-Inch Hub Motor
Available immediately
free shipping
  • 36V geared brushless hub motor rated at 250W, with 42Nm of torque for electric assistance
  • Five pedal-assist levels let you adjust the motor support to your riding conditions, while walk assist provides a gentle push when walking alongside the bike
  • The controller has low-voltage protection and an IPX5 water-resistance rating for protection against water jets
Our rating
9,0
good
Kunray 48V 1000W Brushless Motor Kit with 3-Speed Throttle
Kunray 48V 1000W Brushless Motor Kit with 3-Speed Throttle
Available immediately
free shipping
  • motor power of 1000 watts for efficient performance
  • speed regulation with speeds up to 35.4 mph and reverse function for varied needs
  • safety features with controller offering overload, undervoltage and short circuit protection
Our rating
8,5
good

Similar E-Bike Conversion Kit comparisons

E-Bike Conversion Kits buying guide: How to choose the right product from the above E-Bike Conversion Kits test or comparison

Understanding E-Bike Conversion Kits: Transforming Your Bicycle into an Electric Powerhouse

What Is an E-Bike Conversion Kit?

An E-Bike Conversion Kit is a set of components that allows you to convert your standard bicycle into an electric bike. This means you can keep your beloved bicycle while enjoying the added benefits of electric assistance when pedalling. Imagine riding up hills with ease or travelling longer distances without getting exhausted. The kit typically includes a motor, a battery, and a controller, transforming your cycling experience.

Why Consider Conversion?

Opting for an E-Bike Conversion Kit is a practical decision for many cyclists. It can save you money compared to buying a brand-new electric bike and allows you to personalise your ride in a way that suits your style. Think of it like upgrading your car with a turbo engine; you wouldn’t need to buy a new vehicle, but you’d gain all the speed and power. With an E-Bike Conversion Kit, you enhance your bicycle without the burden of additional costs.

Key Features to Look for in an E-Bike Conversion Kit

Motor Power and Types

When selecting a conversion kit, it’s essential to look at the motor’s power, generally measured in watts. A more powerful motor means better performance, especially on steep hills or during long rides. Motor types include hub motors, which are in the wheel, and mid-drive motors, which are located near the pedals. Hub motors are generally simpler to install and quieter, while mid-drive motors provide better weight distribution and handling.

Battery Capacity and Range

The battery is another crucial component, as it directly influences how far you can go on a single charge. Battery capacity is measured in amp-hours (Ah) or watt-hours (Wh). A higher capacity will give you a longer range. Imagine planning a day out cycling; with a 500Wh battery, you could comfortably cover 50 miles, while a 250Wh battery might limit you to around 25 miles. Choose a battery capacity that aligns with your riding habits.

Compatibility and Accessories

Compatibility with your existing bike frame and components is vital. Ensure that the kit can fit well with your bicycle’s specifications. Additionally, consider kits that come with necessary accessories such as mounting hardware, display units, and wiring harnesses, simplifying the installation process.

Installation Made Easy: Step-by-Step Guide for Beginners

Preparing Your Bike for Conversion

Start by gathering all the tools required for installation, such as wrenches, screwdrivers, and any specific tools mentioned in the conversion kit manual. Ensure that your bike is in good condition overall, paying attention to brakes and tires. A smooth ride can be ensured by tuning your bicycle before adding the electric components.

Installing the Motor and Battery

Follow the manual closely to install the motor securely into either the wheel hub or frame, depending on your kit type. If it’s a hub motor, you’ll remove the existing wheel and replace it with the motorized one. Once the motor is in place, position the battery on the bike frame or designated rack, securing it firmly to avoid any movement during your rides.

Wiring and Testing the System

Connect the wires according to the provided diagram. It’s crucial to ensure that all connections are tight and well-insulated to prevent any electrical issues. After completing the wiring, conduct a test by powering up the system. Check if the display lights up and if the motor responds when you begin to pedal. This testing phase is essential to confirm everything is working correctly.

Choosing the Right Kit for Your Cycling Needs: Types and Options Explained

Recreational vs. Commuting Kits

Assess your cycling habits when choosing the right kit. If you’re a recreational cyclist, you might opt for a kit that enhances leisure rides with moderate power and battery capacity. On the other hand, if you plan to commute, you may require a powerful motor and a battery that supports longer distances since daily commutes can be challenging without the right support.

All-Terrain vs. Road Kits

Consider the type of terrain you will frequently ride on. All-terrain kits are designed to tackle rough trails with durable motors and sturdy components. These kits often include greater torque capabilities. Alternatively, for road cycling, a lightweight setup may be preferable, focusing instead on efficiency and speed.

Maximising Your E-Bike Experience: Maintenance Tips and Best Practices

Regular Inspection and Care

To ensure your converted E-bike remains in top condition, carry out regular checks on the motor, battery, and overall bicycle. Keep the chain lubricated and brakes adjusted for safe rides. It’s also advisable to inspect the electrical connections periodically to prevent any issues during your journeys.

Charging Practices

Batteries benefit from proper charging practices. Avoid letting your battery fully deplete regularly; instead, charge it when it’s around 20% to 30% capacity left. Also, store the battery in a cool, dry place when not in use to extend its lifespan.

Upgrading Components

As experience grows with your E-bike, consider upgrading components such as the battery for increased range or a better display for enhanced features. These upgrades can significantly improve your riding experience and keep your bike feeling fresh and efficient.

Table of contents
  1. Understanding E-Bike Conversion Kits: Transforming Your Bicycle into an Electric Powerhouse
  2. Key Features to Look for in an E-Bike Conversion Kit
  3. Installation Made Easy: Step-by-Step Guide for Beginners
  4. Choosing the Right Kit for Your Cycling Needs: Types and Options Explained
  5. Maximising Your E-Bike Experience: Maintenance Tips and Best Practices

Overview

1. Comparison winner
MTX39 72V 3000W E-bike Rear Motor Wheel, 29-inch with 60A Controller
Our rating
9,8
very good
MTX39 72V 3000W E-bike Rear Motor Wheel, 29-inch with 60A ControllerAvailable in a few days
2. Best value
ZHENYUWANG Bicycle Booster E-bike Conversion Kit with 6-Speed Seatpost Adapter
Our rating
9,8
very good
ZHENYUWANG Bicycle Booster E-bike Conversion Kit with 6-Speed Seatpost AdapterAvailable immediately
WR-TEAM 48V 26-Inch Rear Hub Motor Conversion Kit with 20Ah Battery
Our rating
9,8
very good
WR-TEAM 48V 26-Inch Rear Hub Motor Conversion Kit with 20Ah BatteryAvailable immediately
48V 29-Inch Rear Hub Motor E-Bike Conversion Kit with UKC1 Display, 45A Controller and 7-Speed Cassette
Our rating
9,6
very good
48V 29-Inch Rear Hub Motor E-Bike Conversion Kit with UKC1 Display, 45A Controller and 7-Speed CassetteAvailable immediately
5. Bestseller
24-Inch Front Wheel E-Bike Conversion Kit, 36V 250W, LCD Display
Our rating
9,6
very good
24-Inch Front Wheel E-Bike Conversion Kit, 36V 250W, LCD DisplayAvailable immediately
WR-TEAM 27.5-Inch Rear Hub Motor E-bike Conversion Kit, 48V 20Ah
Our rating
9,6
very good
WR-TEAM 27.5-Inch Rear Hub Motor E-bike Conversion Kit, 48V 20AhAvailable immediately
FEIMOKY 48V 27.5-Inch Rear Wheel E-Bike Conversion Kit
Our rating
9,6
very good
FEIMOKY 48V 27.5-Inch Rear Wheel E-Bike Conversion KitAvailable immediately
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 45A Controller, UKC1 Display and 7-Speed Cassette
Our rating
9,6
very good
48V 27.5-Inch Rear Hub Motor E-bike Conversion Kit with 45A Controller, UKC1 Display and 7-Speed CassetteAvailable immediately
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