Best Umbausatz E Bike 2026

Advertising Disclosure

Last Updated - 22.07.2026

Best Choice

01

SHIMOST

SHIMOST 28 Inch 700C E-Bike Conversion Kit 36 V 250 W Front Motor with Li-ion Luggage Holder Battery Front Wheel, Controller, LCD Display (28 Inch Rim with 13Ah Luggage Holder Battery)

Show more
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The package is sent from Germany and the shipping takes 3-5 working days. Motor: 18 months, battery: 18 months, other accessories: 12 months. We offer technical support.
Please note: If your bike has Hollowtech2 and hydraulic brakes, you must purchase Hollowtech2 sensors or hydraulic brake sensors separately. The kit is not suitable for roller brakes, hub brakes and reverse brakes. Of course, you can use your own brake lever, please buy a hydraulic brake sensor. The battery can be purchased separately, please search for ASIN: B0BBPYMQBC
Easy to assemble: the kit contains all the necessary accessories and tools as well as assembly instructions (English language not guaranteed). This kit includes an integrated controller. The controller has been built into the battery holder. 36V KD21C LCD display with backlight, 5 assist levels. PAS sensor for the left side of the lower bracket, double hall sensor, 12 signal output. Front light, switch with press "+" button for a while on LCD.
AKM brushless gear motor: installation width 100 mm, 36 V 250 W, black, stable operation, silent, long service life. 2.4 kg light, maximum torque 43 N.m, top speed 25 km/h with thumb throttle.
36 V 15.6 Ah Li-ion battery: intelligent BMS makes your battery use safer and more efficient. The battery is installed in the down tube (water bottle holder), and with the key the battery can be attached to the holder to avoid theft. The range is 50-60 km, comes with 42 V 2 A charger
28 inch front wheel: without tyres. The motor is already installed in the front wheel, you just need to install the tyres. The hub width is 25.2 mm. With 28 inch double wall rim and 13G black spokes, suitable for 28 inch bikes and some 700C bicycles.

516,50 €
02

SHIMOST

SHIMOST 28 Inch 700C E-Bike Conversion Kit 36 V 250 W Front Motor with 18 Ah Li-ion Battery for Front Wheel, Controller, LCD Display, PAS Sensor (28 Inch Rim with 18 Ah Battery)

Show more
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The package is sent from Germany and the shipping takes 3-5 working days. Motor: 18 months, battery: 18 months, other accessories: 12 months. We offer technical support.
Please note: If your bike has Hollowtech2 and hydraulic brakes, you must purchase Hollowtech2 sensors or hydraulic brake sensors separately. The kit is not suitable for roller brakes, hub brakes and reverse brakes. Of course, you can use your own brake lever, please buy a hydraulic brake sensor. The battery can be purchased separately, please search for ASIN: B0BBPYMQBC
Easy to assemble: the kit contains all the necessary accessories and tools as well as assembly instructions (English language not guaranteed). This kit includes an integrated controller. The controller has been built into the battery holder. 36V KD21C LCD display with backlight, 5 assist levels. PAS sensor for the left side of the lower bracket, double hall sensor, 12 signal output. Front light, switch with press "+" button for a while on LCD.
AKM brushless gear motor: installation width 100 mm, 36 V 250 W, black, stable operation, silent, long service life. 2.4 kg light, maximum torque 43 N.m, top speed 25 km/h with thumb throttle.
36 V 18 Ah Li-ion battery: intelligent BMS makes your battery use safer and more efficient. The battery is installed in the down tube (water bottle holder), and with the key the battery can be attached to the holder to avoid theft. The range is 60-65 km, comes with 42 V 3 A charger
28 inch front wheel: without tyres. The motor is already installed in the front wheel, you just need to install the tyres. The hub width is 25.2 mm. With 28 inch double wall rim and 13G black spokes, suitable for 28 inch bikes and some 700C bicycles.

456,90 €
03

BAFANG

BAFANG Mid Motor E-Bike Conversion Kit, BBS01B BBS02B BBS-HD Middle Motor Conversion Kit with Optional LCD Display & Battery, 36V 48V 52V for Bottom Bracket 68-73/100/120mm Bike

Show more
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Powerful mid-motor for different driving requirements: This Bafang mid-motor conversion kit offers several options: BBS01B (80Nm), BBS02B (120Nm) and BBS-HD (160Nm). The torque-strong e-bike mid-motor ensures strong climbing performance, even acceleration and efficient power transmission - ideal for commuters, off-road tours and long journeys
High compatibility for bicycles with JIS standard: This Bafang mid-motor e-bike conversion kit is suitable for JIS standard bottom bracket (length 68-73 mm, 85-105 mm or 105-125 mm, inner diameter 33.5-36 mm). Compatible with chain driven bikes and disc brakes or V-brakes. Not suitable for carbon frames or bicycles with backpedal brake
Easy to install and versatile use: With basic tools and online instructions, this e-bike mid-motor retrofit kit is relatively easy to install. The system supports pedal support, throttle grip and pushing aid. Suitable for mountain bikes, city and trekking bikes, recumbent bikes, cargo bikes and fat bikes, provided the bottom bracket dimensions are compatible
Complete e-bike conversion kit with accessories: This Bafang e-bike conversion kit mid-motor contains all important components: mid-motor, optional LCD display, optional battery, chainring, crank arms, thumb throttle, brake lever or brake sensors, speed sensor, waterproof 1T4 wiring harness, front light, crank puller, bottom bracket tool, engine mounting wrench and mounting screws. This allows you to easily retrofit your bike to an e-bike
CAN protocol mid-motor with direct programming: The improved Bafang BBS01B, BBS02B and BBS-HD mid-motor with CAN protocol allows you to adjust motor parameters without USB programming cable. Drivers can choose compatible displays such as DPC010, DPC080, EKD01, VD04 or the touch display VD18MT to change settings directly from the display or via smartphone app. Other display options such as VD03 and VD618 reliably display basic driving data
Battery options and size note: Choose between 36 V, 48 V or 52 V e-bike batteries with capacities 10.4 Ah, 13 Ah, 16 Ah, 20 Ah, 24 Ah, 25 Ah and 30 Ah, as well as pannier rack batteries (18.2 Ah and 20.8 Ah). Larger capacities offer longer reach but require more space. If you choose a battery from 20Ah, please check the battery size before purchase so that it fits your bike frame

375,06 €
04

MccoMMon

MccoMMon 1500 W 48 V 26 Inch Rear Wheel E-Bike Conversion Kit, LCD Rear Wheel E-Bike for Rear Wheel, Front Wheel

Show more
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Strong Power: 1500W brushless gearless motor, strong power and low noise, provides efficient driving experience.
SAFETY AND COMFORT Equipped with two types of handlebars, including power-off brake handle, provides double safety protection; LCD display shows real-time speed, mileage, power and other information, mastering driving status.
Intelligent control: equipped with a powerful controller to ensure the smooth operation of all components, extend the driving distance, riding easier; five adjustable gears, support cruise control function.
High-speed riding: the maximum speed of the motor reaches 55 kilometers per hour, when unloaded, experience the fun of high-speed riding; detailed instruction manual guides the installation, easy to use, save effort and worries.
High-quality materials: the motorcycle is made of high-performance aluminum, which is sturdy and durable; the parts of the conversion kit are well made, safe and reliable, ensuring a long service life.

179,99 €
Value for Money

05

ACROSSPART

ACROSSPART 28"/29"/700C E-Bike Conversion Kit, Electric Bicycle Conversion Kit Rear Wheel 36V 250W, Ebike Rear Wheel Conversion Kit with LCD Function, V-Brake/Disc Brake, Brushless Motor Bicycle Conversion Kit

Show more
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Versatile functions: this electric bicycle conversion kit rear wheel has five adjustable gears, and if you maintain a certain speed, press the lower button of the instrument button for 2-3 seconds, it will enter the fixed speed cruise function. It can give you an unprecedented driving experience.
LCD function: the colour LCD meter has a speed display, mileage display, real-time power display pressure, pedal support level display and other functions that are very easy to use.
High-speed driving: the 28 inches/29 inches/700c e-bike conversion kit is equipped with a 250 W motor with 260 RPM, which can deliver a strong power and 28-32 km/h speed and offers you a comfortable and labour-saving driving experience.
Easy to install: this brushless motor bicycle conversion kit contains detailed instructions (English language not guaranteed). You only need to follow the manual steps and you can easily finish the bike conversion. It saves you a lot of effort and nerves.
Durable material and low noise: this ebike rear wheel conversion kit is made of high-quality aluminium, which is strong and durable and does not easily deform. Thanks to the brushless, gearless motor, the noise when driving is very low, which gives you a more comfortable driving experience.

179,99 €
06

Season

Season Conversion Kit for E Bike 36 V 250 W 28-Inch Motor Ebike Front Motor for Electric Bicycle with LCD

Show more
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Please note: This item does not contain a battery. The image is only displayed as a connection method.
Max. speed: approx. 25 km / hr. You can no longer increase the maximum speed.
Features: 36 V 250 W 28-inch brushless and gearless motor, lightweight, low noise, fluid operation, long life.
Easy to assemble: all accessories and tools as shown in the picture are included.
Certificates: ROSH / CE. -

246,90 €
07

BAFANG

BAFANG E-Bike mid-motor conversion kit BBS01B BBS02B BBS-HD, mid drive motor kit with optional battery and display, DIY conversion kit for bottom bracket 68-73/100/120 mm

Show more
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

[ High Compatibility for Various Bike Types ] Designed for JIS standard bottom bracket (68-73mm, 85-105mm or 105-125mm length at 33.5-36mm inner diameter). Only suitable for bicycles with chain drive and disc brakes or V-brakes, not suitable for carbon frames or bicycles with backpedal brake. Supports pedal support, throttle grip and push aid and can be used with matching bottom bracket dimensions on standard, reclining and cargo wheels
[ Complete Bafang Mid Motor Conversion Kit - No Additional Parts Needed] This Bafang E Bike Kit / Mid Motor Conversion Kit Includes Mid Motor, Optional LCD Display and Battery, Chainring, Crank Arms, Thumb Gas, Brake Levers or Sensors, Speed Sensor, Waterproof 1T4 Wiring Harness, Front Light, Crank Puller, Bottom Bracket Tool, Engine Key and Mounting Hardware - Ideal as an E Bike Conversion Kit Mid Motor or Bafang UmKit with battery
Powerful motor for different requirements: This Bafang mid-motor kit offers several options: BBS01B (80Nm), BBS02B (120Nm) and BBS-HD (160Nm). The high-torque system ensures strong climbing ability, even acceleration and efficient power transmission for commuting, off-road and long distances
Flexible battery options and size note: Choose between 36 V, 48 V or 52 V batteries with capacities of 10.4 Ah, 13 Ah, 16 Ah, 20 Ah, 24 Ah, 25 Ah and 30 Ah as well as pannier rack batteries (18.2 Ah and 20.8 Ah). Higher capacity batteries offer a wider range, but also have larger dimensions. If you choose 20Ah or more, please check carefully whether the battery size fits your bike frame
Easy DIY installation: With basic tools and online instructions, this Bafang mid-motor conversion kit is relatively easy to assemble. So you can quickly convert your existing bike into a powerful e-bike with a mid-motor - ideal for DIY conversions and custom e-bike projects
Can protocol motor with direct programming: The Bafang BBS01B, BBS02B and BBS-HD motors with CAN protocol allow settings without USB programming cable. Acceleration, starting angle, speed and current limits can be adjusted directly. DPC010, DPC080, EKD01, VD04 or the VD18MT touch display via display or app are suitable for programming. VD03 and VD618 serve as standard displays

355,06 €
08

TTISJHK

E-Bike Conversion Kit 24 V 250 W with Brush Motor and Controller, Electric Bicycle Conversion Kit Complete Set with LED Display, Chain, Sprocket & Handles for Mountain Bike, City Bike

Show more
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Safe & Reliable - With 21V undervoltage protection on the controller and IP54 protection class of the motor. Provides effective protection against overload, dust and splashes of water for more safety in everyday life.
Powerful drive - 24V 250W pure copper brush motor with 3300 rpm and 0.9N.M torque. Provides powerful support on various road conditions and increases driving comfort.
High Load Capacity & Stability - Durable iron and copper construction with electroplated surface. Load capacity up to 120 kg, corrosion-resistant, rust-proof and durable for daily use.
EASY SPEED CONTROL - Infinitely adjustable thumb throttle with LED battery indicator to monitor the charge level. Flexible controllable and ideal for commuters, students & delivery services.
COMPLETE KIT - Includes motor, controller, LED indicator handles, chain, sprocket, triangle plate, keys & accessories. All in one package, no additional accessories needed - ready to use.

54,50 €
09

BAFANG

Bafang Middle Motor with Battery 36 V 250 W E-Bike Conversion Kits

Show more
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The BAFANG BBS01B BBS02B BBS03B engine has been equipped with a gentle start function that regulates the speed according to the pressure on the gas. In addition, there are speed limit settings for both pedal assisted and electric modes. which is designed for high torque and speed and provides powerful and gentle driving force for urban driving or off-road adventures. Designed for reliability, this motor provides a smooth and enjoyable driving experience suitable for all levels of rider, from beginner to expert
Our competent technical support, based in Poland/Italy, is always at your disposal. If you have installation problems or need technical support, please do not hesitate to contact us by email.
MULTIPLE DISPLAY OPTIONS This motor offers a choice of multiple display options. Driving data can be clearly read on the display while driving, such as speed, odometer, battery indicator, PAS level, headlight indicators, etc. You can choose a display based on screen size, color, and additional features
Installation Compatibility This mid-motor kit fits standard bikes with bottom brackets of 68-120mm length and 33.5-36mm inner diameter, according to JIS standard. Only suitable for bicycles with chain drive systems equipped with disc brakes or V-brakes. Not suitable for carbon bikes or bicycles with backpedal brake
E-Bike battery: optional 48V and 36V batteries, compatible with Bafang mid-motor kits of 250W. Equipped with a robust BMS for safety and durability, these batteries feature a holder for increased stability. They protect against overcharging, deep discharge, over-current, short circuit, overheating and overvoltage, ensuring a safe and reliable power source for your e-bike adventures

365,00 €
10

YISSALE

YISSALE Electric Bicycle Conversion Kit 48 V 1000 W 26 Inch Electric Bicycle Conversion Kit Pedelec Conversion Kit Ebike Conversion Kit

Show more
8.1

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

High-quality materials: the spokes of the wheels are made of 45 mm thick quality steel and the rims are made of an aluminium-magnesium alloy. Robust, shockproof and corrosion resistant ensures excellent durability of the wheels
High speed: the motor has an idle speed of 34.17 MPH (55 km/h) and offers you plenty of power and a high travel speed to drive in the wind
Energy-saving: the torque of 45 Nm and the 1:1 boost sensor of the motor save you more work on inclines, so you can ride relaxed
Energy-efficient: with a motor efficiency of at least 82 percent and a power of 1000 watts, the motor delivers high performance and saves electricity at the same time
Brushless motor: the smoother and quieter operation of a brushless motor ensures stable performance of the bike, and brushless motors do not need to be replaced

88,56 €