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Free shipping to the UK, US, and EU countries.
Orders shipped from China are sent via DHL Express, FedEx, TNT, or airmail. Please note: When ordering an e-bike kit, the battery is shipped separately.
DHL, FedEx, TNT, etc. - Orders typically take 5-14 business days to reach most locations and may take longer in remote areas.
The KirbEbike is equipped with a powerful 72V 4000W e-bike motor brushless direct drive design, all black color nice and strong wheels for disc brakes, 135mm dropouts with single speed to suit most MTB bike models, and up to 80-90km/h riding speeds.
The KirbEbike is equipped with a 72V 20Ah LG and Samsung Cells lithium battery capable of an impressive riding range of 40-80km+. This e-bike kit also comes with advanced features including 48v-72v 60a FOC Smart Controller, a twist throttle with a Key, Electric Brake Lever, 3.5 color display and so on.
Please consult a professional to make sure your conversion is fitted safely and check your local laws on e-bikes for where you live in the world, do not ride bikes on the road unless you have checked the law in your local area and country. Batteries ship separately.
PLEASE NOTE THIS KIT IS FOR OFF-ROAD USE ONLY.
PLEASE MAKE SURE YOUR BIKE FRAME IS STRONG ENOUGH FOR THE 80+KM/H SPEED.
PLEASE MUST INSTALL THE TORQUE ARM FOR THE SAFETY
In the individual kit, you get everything you need to DIY your bike into an e-bike.
A 72V 4000W powerful motor wheel, 48V-72V 60Amp FOC sinewave smart controller, 48V-72V TFT color display, 72V 20AH Lithium battery pack, 72V 5A Fast Charger, Twist throttle with Key Lock, e-Brake levers, sprocket, Controller and a good package with foam to protect all parts be safe.
In addition we provide free sweet service accessories, installation tools and additional parts.
In the individual kit, you get everything you need to DIY your bike into an e-bike.
A 72V 4000W powerful motor wheel, 48V-72V 60Amp FOC sinewave smart controller, 48V-72V TFT color display, 72V 20AH Lithium battery pack, 72V 5A Fast Charger, Twist throttle with Key Lock, e-Brake levers, sprocket, Controller and a good package with foam to protect all parts be safe.
In addition we provide free sweet service accessories, installation tools and additional parts.
1. MTX 39 Double Wall Aluminum Alloy Strong Rim. Black Color
2. 4000w Brushless Direct Drive Rear Wheel, 9.8kgs weight.
3. Black Paint Spokes anti-rust 12G 2.6mm with copper Nipples.
4. Dropouts is 135mm for MTB Bike, 175mm dropouts for Fat Tire Bike.
5. Fit Disc Brake.
6. 80-90km/h max speed.
7. CE, ROHS certificates.
1. 84V Full Charged Voltage
2. 5A Fast Charger is included.
3. LG or Samsung Grade A cells
4. USB mobilephone Charging
5. ON/OFF Switch
6. Battery Indicator. Precent.
7. Triangle Black Plastic Case.
1. 48V-72V 60Amp FOC
2. Sinewave 18 Mosfets Controller.
3. Over Heating Protection.
4. Controller Bag to Protect the controller waterproof.
1. Color Display Design.
2. Battery Power Indicator.
3. Running Speed, Average Speed, Max Speed.
4. Single Mileage, Total Mileage.
5. PAS Levers, Brake Signal, Throttle Signal.
6. Cruise Function, 6KM/H Walk Function, and so on.
Electric Brake Lever to cut off the power when you press it.
Easy installation、More sensitive 、more stable performance.
Our kit is suitable for most bicycles, but please view the below details for reference.
Firstly, a 36v 250w front motor system is installed on the front fork instead of the bicycle's front wheel. And its dropouts are 100mm. So please confirm your front fork dropouts is 100mm. Please click Dropouts and view the video of the Dropouts measurement.
Secondly, please choose the wheel size, we have 20" 26" 27.5" 28" 29" 700C wheels. If you are not sure which wheel size fits your bicycle, please click the wheel size to check how to confirm your bicycle wheel size.
At the last, please choose the battery you like. Here is a short video about the installation of the downtube battery and rear rack battery.
Please contact us at support@kirbebike.com if you have more questions.
How Far Can I Go (Battery Range)?
36V 13Ah battery has 30-40 miles of range
36V 16Ah battery has 38-45 miles of range
36V 18Ah battery has 42-50 miles of range
48V 13Ah battery has 40-50 miles of range
48V 16Ah battery has 50-60 miles of range
48V 19.2Ah battery has 60-70 miles of range
48V 21Ah battery has 65-75 miles of range
All figures are in pure electric mode, the actual mileage will be farther if there is pedal assist.
LG cells are better in product quality and stability, so the price is more expensive.
Most of our electric bike conversion kits can reach a top speed of 25-30 Km/h, but the 1000W model can reach speeds of 45-50 Km/h. These speed limits are primarily set by the laws governing bicycles. Requirements for bicycles with a top speed of more than 25 km/h may require additional permits and are subject to different traffic regulations.
We stand by the quality of our products.
· 7-day money-back guarantee on all orders. Please contact us to return items for a refund.
· Lifetime technical support. Contact support@kirbebike.com for assistance from our team of experts.
· 1-year extensive warranty on all retrofit kits. See the Warranty and Returns Policy for details.
Free Shipping to Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom, Australia and the United States.
We place great emphasis on quality control from the start of production to the end, and each kit is rigorously tested before it leaves our store.
For complete kit purchases and any purchases that include batteries, our team will build, test and ship your kit within 2-7 business days.
For smaller items, such as accessories or components, our team takes 1-5 business days to process and ship your item.
For more details, check each kit's product page for the latest updates on availability, or email us at support@kirbebike.com.