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BAFANG Mid Drive Kit:500W/750W/1000W Ebike Motor Kits, BBS02B HD Mid Drive Ebike Conversion Kit with LCD Display& Battery

  • Based on 38 reviews
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Availability: 20 left in stock
Fulfilled by Greenergia

Arrives Sep 9 – Sep 13
Order within 8 hours and 32 minutes
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Features

  • New Upgraded BAFANG Mid Drive Kit: The BAFANG mid motor now features smooth, controlled starts with throttle-responsive acceleration. The new upgraded system allow the speed limitation setting be avaliable for both Pedal Assist and Throttle modes. Say goodbye to concerns about excessive motor power posing dangers during initial acceleration
  • Universal Compatible &Great Power: This BAFANG mid drive motor kit is designed to fit a standard 68-73MM/85-105MM/105-125MM bottom bracket, making it compatible with most bikes. With this ebike motor installed, your bike will have great power, longer ride range, and the ability to climb hills and conquer mountains with ease. Three riding modes can meet your different needs and suiable for most riding scenes
  • Complete Accessories:This Bafang Mid-drive motor BBS02B HD kit includes most necessary electric bike accessories, such as brake lever, chainwheel,thumb throttle, LCD display(optional),speed sensor, headlight and bottm bracket removal tool.You can choose different parts according to your needs to DIY your own beloved electric bicycle
  • Ease of installation:With basic tools and minimal technical know-how, it is relatively easy to install this ebike conversion kit. (There are lots of video on Youtube to learn).This allows you to customize your existing bicycle to suit your needs and preferences, such as choosing the type of display or battery that best fits your riding need
  • Ease of installation:With basic tools and minimal technical know-how, it is relatively easy to install this ebike conversion kit. This allows you to customize your existing bicycle to suit your needs and preferences, such as choosing the type of display or battery that best fits your riding need.

Brand: BAFANG


Model Name: M315 MM G340.750.C


Speed: 500 Watts


Voltage: 48 Volts


Horsepower: 750 Watts


Brand: ‎BAFANG


Model Name: ‎M315 MM G340.750.C


Speed: ‎500 Watts


Voltage: ‎48 Volts


Horsepower: ‎750 Watts


Material: ‎Aluminum


Item Weight: ‎7 Kilograms


Manufacturer: ‎BAFANG


Brand Name: ‎BAFANG


Warranty Description: ‎30 days return,one year repair or replace service,lifetime tech guideness service


Color: ‎Black


Suggested Users: ‎unisex-adult


Style: ‎Urban


Included Components: ‎Tool Kit


Skill Level: ‎Intermediate


Date First Available: December 22, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sep 9 – Sep 13

This item is non-returnable:

This item is non-returnable

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • Worked as advertised, straightforward installation
I installed it on my 2010 Trek 700 so that I can have assistance on a bike with ergonomics I already know I like. Now I have tons of power to get assistance whether it's going up a gentle grade, against wind or up a steep long hill, or accelerating from a stop. Play around with the gear you use relative to the assist level to get smooth rather than intermittent assistance. I still have not figured out how the bike speed and cadence alter motor output but am getting smoother output after couple of weeks of almost daily use. It's a different feel than the previous Bosch pedal-assist bottom bracket motor that was on my cargo bike I sold--in part related to the throttle feature which leads to a brief assist on the chainwheel even after a I stop pedaling. I recommend watching a couple of different online videos to get helpful tips on installation, which went smoothly. I got the 48V750W68MM motor kit, 42T sprocket (mostly just to match what I already had on the bike), 500C display, brake levers/sensors for my old-style V-brakes, and the downtube shark battery 48V13AH. I installed the headlight that came with it too. I was hoping by getting the cheaper battery it would be smaller because I do not need a lot of storage for long distances but it's still big. To make the battery fit, I had to put it on the water bottle bolts on the downtube in the opposite orientation. The speed sensor and magnet for the rear wheel also required some time to figure out an orientation where the magnet on the spoke would not hit the sensor on the frame--must have been something about my frame. I highly recommend this kit. Everything appears to be high quality and hopefully will last a long time. ... show more
Reviewed in the United States on September 24, 2024 by Nirav R. Bhakta

  • Very satisfied overall and pleasantly surprised by how well this product works !
Overall very satisfied with this product. Was able to install this mid drive e bike motor kit in a pretty straight forward manner on my mountain bike. The kit only added about 18 pounds (8.5 kilos) of weight, so this is a definite advantage (vs. a normally much heavier standard e bike) and the performance has exceeded my expectations. Some advice - 1) check your state for e bike motor power limits. For my state, a 750W motor was the limit for a standard e bike. Get a more powerful motor (I.E: 1000 W) and you may have to register your e bike like a motorcycle 2). Watch numerous installation videos on line before you begin your installed (the written installation instructions are limited) 2) Make sure you measure the length of your frame tube holding your pedal crankset to order the correct kit ( 68 - 73 mm is standard for most bikes, but do not assume - measure it ! ). 4) Kit requires you to pick accessories. You will see this step during the check out. Recommend getting each accessory. 5) The kit contained two specialty tools needed to remove your crankset (cranks and cassette), which is nice, but one tool worked and one did not. If one of these tools does not work (I.E: the cassette removal tool) go to a bike shop and purchase a non knock off tool that works. 6) If you decide to mount your battery on a rack behind the seat (like in my pic) the wiring may not be long enough. There is a bridge wiring piece provided, but I had to purchase an additional connector from an electrician to it to make it work (the only minor hassle with the install). If you mount the battery inside the triangle of the frame (possible on most bikes, just not mine), the wiring should be plenty long enough to connect the battery to the motor. ... show more
Reviewed in the United States on April 4, 2025 by Gregg S Gregg S

  • Great Kit. Will buy again.
I am doing my third build using this motor. There have been no issues, each kit was complete and everything worked. Customer service is great. I would highly recommend adding the gear sensor. If you do that, buy a new derailer cable, it makes the job easier. BE ADVISED that the brake levers that come in the kit will work poorly, if at all , with Vee-Brakes. You will need to get VEE-BRAKE ADAPTERS. $16 each, need two. Also get two new brake cables. MTB not Road cables. All this will make the build easier. ... show more
Reviewed in the United States on August 23, 2025 by janet c. hartman

  • Not reliable
Had bafang motor for six months and broke.Crankshaft freely spins and bike won't go nowhere. Left me stranded 5 miles from home
Reviewed in the United States on July 20, 2025 by Nathan Wheeler

  • Quiet linear power. BBS02 750W
I received the Canbus bbs02 750 watt model. Installation was was straight forward but because I purchased the rear rack battery it required some modefication to fit my bike but I had the tools and was able the make it work. I was truly amased with the power of this model. One thing I dont like is the thumb throttle hesitates once you get going and let off the throttle then it hesitates when the throttle is pressed again. Makes the bike unpredictable as you slow down for a corner then wait for the throttle to engage, its a bit scary when it comes on at the wrong time. It seems the throttle is all or nothing. I keep Pedal assist at level 1 as the higher levels are unpredictable. If the speedometer is correct It reached 29mph on pas level 5. The motor is very quiet which I like. The power is great, more power than I need actually. I have purchased a new Twist throttle in hopes the new throttle will be more responsive. Overall I am happy with the quiet linear power when it engages. The installation was not difficult. Im glad I bought it and will enjoy my bike more now. ... show more
Reviewed in the United States on March 17, 2025 by jose quervo

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