The Best Electric Bike Conversion Kit 2021

Rather than spending thousands on a new electric bike, you could convert your current bicycle at a fraction of the cost. An electric bike conversion kit is an affordable way to experience the power of electric and there are many kits to choose from.

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Best Electric Bike Conversion Kit
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The best electric bike conversion kit is the Bafang BBS02B, which is a mid drive setup that delivers 750 watts of power. If you would prefer a front or rear wheel hub conversion, the ReaseJoy Kit is the best option.

Electric Bike Conversion Kit Comparison

Electric Bike Conversion KitTypePower
Bafang BBS02BMid Drive750W
ReaseJoy eBike KitFront or Rear Wheel750 or 1,000W
TheeBikeMotor KitFront or Rear Wheel1,500W
TongSheng TSDZ2Mid Drive350 or 500W
Schuck Conversion KitRear Wheel1,000W
L-Faster KitSprocket250W

Front or rear wheel hub conversion kits are by far the easiest and most popular option. However, if you require a better gear-ratio that uses the same chain and gears as the bike, the premium mid drive configurations are the better option.

Below is a list of the best electric conversion kits that can be installed to most standard bicycles.

The Best Electric Bike Conversion Kit

1. Bafang Mid Drive Electric Bike Conversion Kit

Bafang produce a wide variety of electric bike conversion kits but the BBS02B is their flagship kit. It’s available in a range of different configurations, which allows you to truly tailor the kit to best suit your requirements.

According to the brand, it’s relatively easy to install whilst following the instructions and all the necessary mounting hardware is included within the kit.

Other features of the Bafang BBS02B Kit include:

  • Mid drive setup
  • Power rated at 750W
  • Max torque of 120 Nm
  • Choice of 10 different displays
  • Suitable for road and mountain bikes
  • Waterproof rated at IP65
  • Thumb throttle
  • CE and RoHs certified
  • Backed by a one year warranty

The Bafang BBS02B is an excellent mid drive conversion kit that provides more than enough power for all-round use. Whether you will use it for commuting to work or tackling steep inclines, it won’t disappoint.
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2. ReaseJoy Front Wheel Electric Bike Conversion Kit

By far the most popular electric bike conversion kit in the UK is by the ReaseJoy brand. It’s a front wheel hub conversion that uses a powerful 1,000 watt brushless motor, which according to the brand can provide a top speed of 48 KM/H.

Included within the kit is a 26 inch front wheel with the motor, controller, brake pullers, handlebar grips, thumb controller, bag and various other accessories.

Other features of the ReaseJoy Front Wheel eBike Kit include:

  • Rated power at 1,000 watts
  • Motor speed of 470 RPM
  • Max load capacity of 150 KG
  • Dual mode controller
  • Thumb throttle with LED battery indicators
  • 26 inch wheel with an aluminium rim
  • Compatible with most bicycles

The ReaseJoy eBike kit is one of the best conversion kits available for the front wheel and is also fairly straightforward to install. Compared to similar performance mid drive alternatives, it offers much better value for the money too.
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3. TheeBikeMotor Electric Bike Conversion Kit

For those that require additional power, TheeBikeMotor brand have the answer with their 1,500 watt conversion kit. It’s a premium option and is available in front or rear wheel sizes that range from 20 to 29 inches.

In order to further improve the performance of this conversion kit, it uses the latest sine-wave controller. Compared to standard controllers, it’s far more stable, efficient and also supports additional functions.

Other features of the TheeBikeMotor Conversion Kit include:

  • Available as a front or rear wheel setup
  • 48V 1,500W motor
  • Maximum speed of 60 KM/H
  • Pedal assistance system (PAS)
  • Aluminium rim
  • LCD display

Overall, it’s one of the most powerful electric bike conversion kits on the market that’s perfect for those wanting extra speed. It’s built to a high standard and comes with everything you need for installation in the box.
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4. TongSheng Mid Drive eBike Conversion Kit

The TongSheng is another premium mid drive electric bike conversion kit that’s available in multiple configurations. According to the brand, it’s suitable for 95% of all standard bike frames and is up to 30% lighter than the Bafang alternative.

In order to maximize the performance of the motor, it has an intelligent torque sensor, which accurately detects the foot force and provides additional power as and when you require it.

Other features of the TongSheng Mid Drive Kit include:

  • Available with a 350 or 500W motor
  • Fits the majority of bicycles
  • Power-off brake lever
  • Waterproof rating of IP54
  • CE and EN15194 certified
  • Clear and easy to use LCD display

The TongSheng Mid Drive Kit is an excellent all-round electric bike conversion kit that ticks all the boxes. It isn’t the most powerful but the intelligent torque sensor provides the power when you need it most.
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5. Schuck Rear eBike Conversion Kit

The Schuck eBike conversion kit is another option that uses a powerful 1,000 watt motor. In terms of the configurations available, the brand offer the kit with a 20, 26 and 27.5 inch rear wheel.

In order to make the installation go as smoothly as possible, it comes with the rim and hub motor already assembled. This means that all you need to do is transfer the original tire with the new hub setup.

Other features of the Schuck eBike Conversion Kit include:

  • 1,000W brushless gear hub motor
  • Double wall aluminium alloy rim
  • Stainless steel spokes
  • Thumb throttle
  • PAS sensor
  • Max speed of 45 km/h
  • Supplied with all the installation accessories
  • Backed by a one year warranty

The Schuck rear wheel electric bike conversion kit is an easy to setup and powerful option that won’t disappoint. For complete peace of mind, it even come with a one year warranty, which many similar priced alternatives don’t offer.
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6. L-Faster Electric Bike Conversion Kit

One of the cheapest electric bike conversion kits that’s actually worth buying is by the L-Faster brand. It’s a unique kit that mounts to the sprocket of the wheel spokes and is available as a thumb or twist throttle kit.

In terms of the installation, the brand state that it’s fairly straightforward and provide a video tutorial of the install.

Other features of the L-Faster Conversion Kit include:

  • Mounts to the sprocket
  • Power rated at 250 watts
  • Available with a thumb or twist throttle
  • Supplied with all the installation hardware
  • Fully UK compliant

Overall, the L-Faster Conversion Kit offers great value for the money and perfect for those on a tight budget. Due to the low cost, it isn’t going to provide premium performance but if you only need a small boost, it’s more than ideal.
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Converting a bike that you already own is the most cost effective solution to experience electric power. Most brands offer a wide range of kits that allows you to tailor the setup to best suit your requirements. For example, many offer a variation of LCD displays and motors that range from 250 watts to a powerful 1,500 watts.

All of our recommendations cover each type of drive type and are suitable for all budgets. Before purchasing any of the kits, you will want to ensure that all parts that you require are included. It’s important to note that they often don’t come with batteries and they will need to be bought separately if not available from the brand.

The Author Who Worked On This Article

author dan darimo

Dan Morgan

As a keen DIY’er, gardener and somebody that loves the latest tech, Dan is someone that brings years of experience in multiple trades. Since buying his first house, he has been obsessed with renovating properties and filling it with the latest products. This has led him down the road of testing hundreds of products and creating in-depth “how-to” and informative guides that offer his first-hand experience. Other interests include working on cars, keeping fit through sports or his home gym, caravanning and drinking great coffee.

If you would like to read more about Darimo and the authors, you can visit our about page. This goes into great detail regarding how we test products, create our guides and everything else.

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