Ebike Conversion Kit Shipped To You Today

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Energize your daily life with KirbEbike

The Future Of Electric Transportation

Ships in 2 working days

Free shipping
Easy installation
1-year warranty
UK & US warehouses

How to Turn Any Bike Into a High-Speed E-Bike!

How to Turn Any Bike Into a High-Speed E-Bike!

Transform your bike into a fast e-bike with our DIY Electric Hub Motor Kit! With easy installation and a powerful 3000W motor, you'll be speeding down the road in no time. Watch our video for a step-by-step guide and electrify your ride today!

EZ RIDER KIT Brompton Bike

Easy to install and legally compliant

With a range of 15-25 miles and a maximum speed of 15mile/h, the EZ Rider kit is easy to install, legally compliant and more than adequate for the daily commute or short outings.

If you need one with a longer range, click the button!

Quick installation and easy access to great performance

Quick installation and easy access to great performance

Quickly installable on most bikes, our e-assist system delivers up to 140 N·m torque for powerful climbs. It features a built-in controller and dual torque sensors for precise control. Weighing just 4.8 kg and boasting a compact design, it maintains your bike’s agility. Enjoy smooth, efficient rides with extended battery life and easy maintenance thanks to its modular components. Upgrade to the Ultimate E-Assist System for high-performance cycling made simple!

Real Riders. Real Reviews.

Thousands of happy customers rely on kirbebike upgrades to power their pedals. Hear real stories from our thriving community-or share your own.
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Kevin Wright
Bike Shop Mechanic
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Month-long test

72V 4000W BMX complete. Easy build, brutal pull, wheelies on demand. Rear v-brake tuned, front four-piston bites. Brand new and for sale.

10/10/2025
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Adam Cook
Verified
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Evolving Beast Near Completion

72V 3000W at 80%. Clean fit on C100 v2. Needs cable tidies, decals, and the front brake to wrap up.

10/07/2025
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James Wilson
Weekend Cyclist
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Good upgrade

72V 3kW build runs strong and looks clean. Open to selling if the right buyer appears.

10/03/2025
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Amy Zhang
Financial Analyst
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Perfect for city riding

72V 4000W BMX on its first rides. Crisp throttle, stable tracking. Suspension mod took time; pedals and seat swap next.

10/01/2025
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Liam Everitt
Verified
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2000W KirbeBike Conversion Complete – Great Results!

Another 2000W conversion finished. Routing needed patience but rides smooth and looks tidy. Thoughts welcome.

09/29/2025
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Richard norris
Verified
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Kirbe bike conversion kit

Three SCS rigs at 48V with 36Ah, 18Ah, and 20Ah packs. All start strong and run clean. Andy please approve.

09/20/2025
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David Cooper
Suburban Commuter
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Good daily commuter

Kit fit like a glove. Simple install, strong pull, quiet operation. Thanks for the fast, friendly service.

09/16/2025
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William Thompson
Retired Teacher
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From skeptic to believer

Very pleased with this kit. Quick shipping, smooth power delivery, tidy wiring throughout. Cheers to Andy and team.

08/29/2025
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Find The Right Kit For Your Bike

Brompton
16"13/8 Brompton
Ladies
20” 26” 28” Ladies
Hybrid
26” 27.5” 29er 700c Hybrid
Road
26” 27.5” 29er 700c Road
MTB
26” 27.5” 29er 700c MTB
Folding
20” Folding
Tricycle
20” Tricycle
Cargo
26" 27.5" 28" Cargo

Brompton
Road Legal

We recommend the 16" 1 3/8 36v 250w KirbEbike Front Drive System for it.
It is 15mile/h max speed and 15-25miles distance range.
Around 3 years life of lithium battery pack.
In20mins to install it.

36V 250W

Kirbebike EZ Rider ebike conversion kit 36v 250w front wheel with 36v 7ah LG battery

Ladies Bike
Road Legal

We recommend a 36v 250w KirbEbike Front Drive System with 36V 13Ah Rear Rack Type Battery Pack. It is good working with V brake and Disc Brake system.  30-35km/h max speed, 35-60km distance range.

3 years life of lithium battery pack.

It 20mins to install it.

36V 250W

KirbEbike 36v 250w front wheel electric bike conversion kit.

Hybrid Bike
Road Legal

We have two systems for this type of bike. 36v 250w front wheel kit and 48v 1000w rear wheel kit. Both systems are available with V-brake and disc brake systems.
The max speed of the 48v1000w system is 30-35km/h max speed, with a 48v16ah lithium battery will work a 35-60km distance range. In 20mins install it.

48v 350w

KirbEbike 36v 500w
front wheel electric bike
conversion kit.

Road Bike
Road Legal

We recommend a 36v 250w KirbEbike Front Drive System with a 36v 13Ah Downtube Battery Pack.


It is good working with V brake and Disc Brake system.


And 30-35km/h max speed, 35-60km distance range.


3 years life of lithium battery pack.

In 20mins to install it.

36V 250W

KirbEbike 36v 500w front wheel electric bike conversion kit.

MTB Bike
Good News!

We have two systems for this type of bike.
36v 250w front wheel kit and 48v 1000w rear wheel kit. Both systems are available with V-brake and disc brake systems.

The max speed of the 36v250w system is 25-30km/h max speed, with the 36v 13ah lithium battery will work 40-60km. It 20mins to install it.

The maximum speed of the 48v1000w system is 45-50km/h max speed, with the 48v 16ah Li-ion battery will work 35-60km. In 20mins install it.

48V 1000W

KirbEbike 48v 1000w rear- wheel electric bike conversion kit.

Folding bike
Road Legal

We recommend the 16”36v 250w KirbEbike Front Drive System for it.


It is 35km/h max speed and a 35-60km distance range.


Around 3 years life of lithium battery pack.


It 20mins to install it.

36V 250W

KirbEbike 36v 250w front wheel electric bike conversion kit.

Tricycle
Road Legal

We recommend the 20”36v 250w KirbEbike Front Drive System for it.


It is 35km/h max speed and a 35-60km distance range.


Around 3 years life of lithium battery pack.


In 20 mins install it.

36V 250W

KirbEbike 36v 250w front wheel electric bike conversion kit.

Cargo bike
Good News!

We recommend the 48v 1000w KirbEbike rear wheel system.


It has a maximum speed of 45-50 km/h and can work 35-60 km distance arrangement using a 48v 16ah lithium battery.


The life span of the lithium battery pack is about 3 years.


In 20 mins install it.

48V 1000W

KirbEbike 48V 1000W rear-wheel drive bike conversion kit

Making It Easy For Everyone To Ride An Electric Bike.

KirbEbike is a group of bicycle enthusiasts and bicycle industry experts obsessed with building a greener, more sustainable world through the e-bike community.

KirbEbike is committed to providing end users with the most cost-effective solution for converting bicycles to e-bikes, and we aim to make e-bikes accessible to all.

Our Story
01-02
Installation Size
01-02
Easy installation

Easy to install, takes only 10-15 minutes, and fits 99% of all bikes.

Any wheel size

Fits any wheel size, including 20", 26", 27.5", 28", 29", 700C, etc.

Advantages
03-04
Appearance Performance
03-04
Aesthetically pleasing appearance

The kit comes with a mounting kit to ensure there is no excess wiring on the outside.

Consistent performance

The bike kit's integrated design ensures unmatched durability, protecting against harsh weather and reducing 98% of common mechanical failures.

Advantages
05-06
Factory Transportation
05-06
Factory direct

Cheap prices and direct shipping from our factory to our warehouse.

Free shipping

You read that right, free shipping on all orders*!

Advantages
07-08
Warranty Returns
07-08
1 Year warranty

Free product replacement for any product quality issues.

1 Years Warranty Service for any questions solved, replacement parts to change on cost.

7-Day return

7 days no-questions-asked returns.

Advantages

Riding without worries

Why Choose Us?

The reason why KirbEbike kits are cheaper on the market is that we sell them directly to you. That's why you can get the goods fast and cheap.


We've been focused on this industry for ten years and as technology has improved, we've seen lithium batteries become safer and motors perform better.

We've got your back. No matter where you are, our after-sales service and repair warranty program will do whatever it takes to protect your ride. Together, let's contribute to a more sustainable transportation ecosystem.

Our Community

Is Converting Your Bike To An Electric Bike Worth It?

If you want to save money and have more fun, then converting your current bike to an electric bike is a great option. Our e-bike kits are all designed to fit your bike, and once installed on your bike, they provide power to help you go further and faster as you ride. Installation is usually simple and you can get your e-bike in less than 20 minutes, with special models in less than 40 minutes.

Bikes fitted with e-bike conversion kits are easy to use, environmentally friendly and a lot more fun to pedal, so why not give them a try?

Blog

What Is the Fastest Electric Bike Conversion Kit?

What Is the Fastest Electric Bike Conversion Kit?

In this guide, we’ll unpack the engineering behind “fast,” the trade-offs you’ll face on the road or trail.

Oct 3, 2025
Where can I get a 72V 25-30Ah triangle battery of good quality?

Where can I get a 72V 25-30Ah triangle battery of good quality?

How do I choose a safe, long-lasting pack? What kind of real-world range can I expect? Which brands get consistent reviews?

Sep 26, 2025
72V Triangle E-Bike Battery Guide: Speed, Range & Reviews

72V Triangle E-Bike Battery Guide: Speed, Range & Reviews

Looking to upgrade to a 72v triangle ebike battery for bigger speed, better hill-climb, and longer range?

Sep 25, 2025