E-bikes have become famous and are making cycling more fun for cyclists. The best e-bike conversion kits enable cyclists to travel more distance on a normal bike! Every rider has their best electric bike option, be it a mountain bike or an analog bike.
Most people would prefer using the best electric bike conversion kits to buy a new e-bike simply because it’s cheaper. An electric bike can be more expensive thus some people can’t afford it, so they tend to use e-bike conversion kits.
Before you convert your normal bike to an e-bike, you need to consider the following to ensure you get smooth performance for your bike.
- The kit will have to match the exact dimensions of your forks, the wheel sizes, rear stays, and the type of brakes the bike uses.
- The type of battery
- The voltage rating
However, unlike mid-drive motors, front-hub motors are easier to fit in any given bike. In this article, we share the best electric bike conversion kits to boost your bike’s performance.
Is an Electric Bike Conversion Kit Worth it?
Yes, this is because they are relatively cheaper compared to buying a new e-bike. Why would you spend a hefty sum of money to buy an e-bike yet you can get an affordable e-bike conversion kit? The best e-bike conversion kits have enabled cyclists to enjoy pedal assistance to those who love it and broaden their riding range.
This makes it easier to utilize the best electric bike conversion kits for your family as you might run errands, and get in town quicker than you anticipated. Another good thing about the best electric bike conversion kits is it’s also good for the environment, things are changing and it’s good to go green and preserve nature.
Best Electric Bike Conversion Kits For Your Bike
Here we list the top electric bike conversion kits to boost your biking experience. However, we might not cover all, but we choose the best as per 2025 trending and most reliable ones.
Let’s get right to it…
- Bafang Mid Motor kit
This conversation kit tops the list of the best e-bike conversion kits. The Bafang mid-motor kit enables you to use any wheels and can deliver more power by adding more power at the cranks. The power delivered to the cranks can produce more torque thus making it more efficient in bumpy and steep terrains. This mid-motor drive system has numerous benefits compared to hub-driven conversion kits.
It has great compatibility, you’ll encounter no challenges like axle standards, brake type, hub widths, and wheel diameters. This mid-motor system is compatible with all of these features. However good it is, the only issue is the alloy frame and the width of the bottom bracket is 68-73mm. This covers most bikes, which means you can fit into this system as well.
This Bafang mid-motor kit doesn’t include a battery so you’ll have to buy it separately.
Pros
- It is compatible with off-roads
- Has higher torque of 80 Nm
- You don’t have to change the wheels, you can keep the current ones
Cons
- The battery is sold separately
- There’s no good clearance under the bottom bracket for big obstacles.
- Tongsheng TS DZ2 Mid Drive Motor
The Tongsheng conversion kit motor is positioned at the center of the bike to be compatible with a wide range of designs. It’s not heavy compared to the Bafang, for its higher power and torque output. This conversation kit provides high-power of torque on steep, bumpy hills, and off-road terrains.
Tongsheng doesn’t come with a battery, so you’ll have to scratch more in your pocket to buy it separately. Still, it’s among the best conversion kits if you want to convert your bike to an e-bike. When choosing the battery, remember 18Ah will give you a distance of 53 km, 33Mi and 10Ah will give you 29km, 18mi. It’s good you consider this before buying the battery to get the one compatible for you.
This mid-drive motor is very easy to fit. Like most mid-drive motor systems, you will replace the crank and chainring with the one available in the kit. There is also an LCD available for attaching the handlebars and you’ll require a battery to be fixed up in the motor.
Pros
- It’s lightweight, a better option for power output
- It had good ground clearance
- It’s compatible with a variety of bike designs
Cons
- You’ll have to buy the battery separately
- Swytch E-bike Conversion Kit
Another best e-bike conversion kit is the Swytch system. The newly updated model is one of the simplest conversion kits to try if you’re a cyclist. This updated version was launched in August 2022.
It has a small battery pack that enhances the bike’s dynamics thus lowering its weight. The air battery comes in different choices 1,100g can give you a range of 30 km and 700g can give you a 15 km range. Both batteries use the same power and the battery is placed In Front of the handlebars.
The motor fits in the front hub and it’s very discreet and thus hardly visible. The new batteries are compatible with the original motor and pedal sensors. A good choice is if you already have the original motor. You can just buy a new battery and it will be upgraded.
Pros
- It’s easier to fix
- It has a sleek design
- It’s lightweight from 700g – 1100g maximum
Cons
- It only provides a shorter range
- Mostly it’s out of stock
4. Voilamart 48V Rear Wheel Kit
This Voilamart kit has a rear wheel conversion option, it’s price friendly but you’ll have to buy the battery separately. It’s among the best e-bike conversion kits and it’s also the cheapest in markets. This kit comes with six main parts such as the control screen, pedal sensors, rear wheel replacement, brake lever replacement, throttle, and the control box. Unfortunately, the battery isn’t included in the kit.
Voilamart is easy to fit as it is straightforward, although you’ll need the cranks for it to be compatible with the pedal sensors and this element was a bit fiddly. The connectors that link to the control unit aren’t waterproof and contain a bag that is supplied to cover the delicate electronics.
The rear wheel kit provides more power as soon as you start to turn the crank’s arms. This is because the pedal sensors detect when you’re only pedaling, not how hard you struggle to peddle. The good thing is that you can adjust the level assists quickly by utilizing the five power options available. However, this conversion kit is easy to fit, it requires you to have mechanical knowledge. And if you are mechanically incompetent, you can opt to hire a mechanic to fix it for you.
Pro
- It’s price friendly ( $300)
- It provides higher power
- It has a clear and easy-to-read screen display
Cons
- Some elements look cheap
- It’s not waterproof
- No battery included
- You’ll have to remove the crank to fit the pedal
5. Bafang Front Hub Motor Kit
As good as it is, it is still the best e-bike conversion kit for cyclists. It’s available in different size options and the kit replaces the front wheel. It’s the most valuable e-bike conversion kit you’ll get in the market. Its value has made it popular in the markets thus creating a good reputation.
Bafang generally is well known for manufacturing the best electric bike conversion motors and offers a front hub motor. These motors are perfect if you don’t like bulky profile mid-motor conversion kits. You can opt to buy this kit without a battery but why though? This will depend on how heavy your pockets are or whether you still need more power.
Like any other front-wheel-e-bike conversion kit, you will need to set up the wheel with a disc rotor, inner tub,e, and a tire then install it on the bike. Then you will attach a cadence sensor to alert you when you’re pedaling and when you need assistance. Lastly, attach the battery and LCD and there you have your e-bike!
You need to understand this conversation kit comes with a variety of wheel sizes, it can only be compatible with bikes with front disc brakes and quick-release axles. Kindly check the disc brake and check compatibility before buying to ensure they fit.
Pros
- It’s valuable
- Less bulky
Cons
- Can be best with better instructions
6. Rubbee X Wireless Electric Bicycle Conversion kit
Rubbee X electric bike conversion kit is best for cyclists who love speed and compatibility. It’s also the best e-bike conversion kit in the market you shouldn’t miss it. This e-bike conversion system has fewer parts like the battery and motor are put in a single unit that powers the bike directly. The power is produced when the rear wheels are turning with its integrated roller.
The installation is simple and easy and can be done within a short time. It’s lightweight with 2.8 kgs making it easier to handle and ride. However, this model range is low from 16 km/ 10 mi, taking off the motor and charging is easier and quicker, and can take at least an hour to fully charge. You can add more range by buying a newer battery module that will fit.
You can add up to 3 batteries which will increase your range to 24 km/ 14 mi and 48 km/30 min with a little heavy use. Rubbee X supports regenerative braking enabling you to strike back power while descending.
Pro
- All-in-one components
- Easy to fix
- Compatible with other big-range bikes
- Cost Friendly
- Regenerative braking
- It’s easy to reassemble
Cons
- It has a lower range
- Extra wear on tires.
These are the best e-bike conversion kits you’ll come across as a cyclist. However, each conversion kit comes with different components and some might not be compatible with your bike. Before choosing the right e-bike conversion kit ensure it’s a perfect match for your bike. You don’t have to spend a lot buying an e-bike while there’s an option of buying a conversion kit to give you the same result.
