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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
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Description
BBS01 Mid Drive Electric Bike KitThe most popular Street Legal Mid Drive Conversion Kit in the world! For general assistance, commuting, recreational riding, and outdoor leisure, the BBS01 has it all! It's the easiest conversion kit to ride and install, with over 10,000 units sold worldwide. A popular choice of mid drive kit from a proven name in the industry The Bafang mid drive kit delivers a great amount of torque by powering the chain wheel. Available in 250W with your choice of
The most popular Street Legal Mid Drive Conversion Kit in the world!
For general assistance, commuting, recreational riding, and outdoor leisure, the BBS01 has it all! It's the easiest conversion kit to ride and install, with over 10,000 units sold worldwide.
A popular choice of mid drive kit from a proven name in the industry - The Bafang mid drive kit delivers a great amount of torque by powering the chain wheel. Available in 250W with your choice of battery.
Watch the BBS01/02 review by Electric Bike Report below.
Full Specifications
General
| Type | Mid drive conversion kit |
| Intended Usage | On road, commuting, recreation, and leisure |
| Nominal Power | 250W to 350W |
| Cruise Speed |
|
| Max Speed | Depends on your gearing |
| Max Range |
|
| Average Range | 45-60km / 30-40 miles (depending on battery selection) |
| Throttle Type | Thumb throttle |
| Pedal Assist Levels | Up to 9 |
| Handlebar Display | C965 LCD display |
| Wiring Type | EB-BUS waterproof cable set |
| Max Rider Weight | 120kg |
Battery
| Battery Chemistry | LiMn204 Lithium Ion |
| Nominal Battery Voltage | 36V |
| Fully Charged Voltage | 42V |
| Battery Capacity | Dependant on selection |
| Nominal Battery Energy | Dependant on selection |
| Battery Removable | With locking mechanism |
| Battery Cell Type | 18650 Samsung |
| Cell Spec | Dependant on selection |
| Cell Configuration | 10S 5P |
| Cell Management | Built-in BMS |
| Other Features | 5V USB output for charging, controller/cradle included |
| Maximum Battery Charger Cycles | 1000 full cycles |
| Battery Charger Type | SANS 36V 2A Smart Charger |
| Battery Charge Time | 3-6 hours from empty (depending on selection) |
Motor
| Motor Brand | Bafang (8FUN) |
| Motor Model | BBS01 |
| Motor Voltage | 36V |
| Max Motor Power | 350W |
| Drive Type | Bottom bracket mid drive motor with gear reduction |
| Motor Sensors | Hall Sensor |
Controller
| Controller Brand | Bafang (8FUN) built in |
| Controller Operating Voltage | 36V |
| Controller Max Voltage | 50V |
| Controller Low Voltage Cutoff | 30V |
| Controller Peak Operating Amps | 15A |
| Controller Nominal Power Output | Up to 540W |
| Controller MOSFET Tubes | 6 |
| Controller Sensors | Hall sensor |
Weight
| Total Weight - No Battery | 5kg (11lbs) |
| Battery Weight | 3.2kg (7.1lbs) |
| Total Weight | 8.2kg (18.1lbs) |
Dimensions
| Battery Width | 82mm (3.2") |
| Battery Length | 360mm (14.1") including cradle, 315mm (12.4") without |
| Battery Height | 125mm (4.9") |
In The Box
- BBS01 Motor
- LCD Handlebar Display with control panel
- Thumb Throttle
- 46T Chainring
- Speed Sensor
- E-Brake Sensors
- 4 to 1 Wiring Harness
- Motor Fixings
- Plastic Wiring Loom/Sleeve
Motor Fitment
We recommend measuring the internal width of your bottom bracket and ensure you have between 68mm and 73mm to fit the BBS motor. For full fitment requirements see Will This Kit Fit My Bike?
Manual
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 13 reviews
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Product Reviews
★★★★★ 5
Love the design, comfort and ease
Color: Grey, Color: Grey
Assembly was a breeze with the Amazon Basics Ergonomic Executive Office Desk Chair. The instructions were clear and easy to follow, and I had the chair put together quickly without any hassle. This simple setup made the whole experience even more satisfying from the start.
In terms of comfort, the chair truly delivers. It provides excellent lumbar support, I assume it will make long hours at my desk much more enjoyable. The adjustable height feature lets me customize my seating position, and the flip-up armrests allow me to slide the chair neatly under my desk without worrying about damage.
Overall, I couldn’t be happier with my purchase. The chair looks stunning in my office and perfectly complements the decor. It combines style, comfort, and practicality at a fantastic value, and I highly recommend it to anyone looking to upgrade their office chair. I love you so much that I ordered another one for my husband’s desk.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 24, 2025
★★★★★ 5
Very comfortable
Color: Grey
I’m not sure if I am just transitioning from a very uncomfortable office chair, but this one is extremely comfortable. Very good dynamic lumbar support that reminds you that it’s there. Only cons would be a low back (I am 6’5”) but I’m not laying my head back anyways. Also the seat length is a touch short for me but standard size really. Great bang for buck with an open box deal. Easy to assemble. TBD on durability.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
★★★★★ 5
BUY this chair!!!!!
Color: Cream
After using this chair for about a month, I can confidently say that it's one of the most comfortable office chairs I've sat in for an extended period of time. Being in school and studying 8+ hours a day at my desk would normally make my back hurt in any other chair. Fortunately, after using this chair all day I have very very minimal back pain, if any at all (definitely due to previous injuries). The cushion on the back of the chair is extremely supportive and comfortable over all. Cannot say enough good things about this chair!!!! Definitely worth the price and easy to put together.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
★★★★★ 4
Good quality
Color: Grey
It was easy to put together. Material feels durable. Only downside is that it doesn't tilt lock and the arm rest height isn't adjustable (though it can be folded up). I'm 4'11" and the back is the perfect height for me with great neck and lumbar support. My feet kinda dangle but I use a foot rest so it's not a big deal. My boyfriend who's 5'10" says it's comfy but the back could be taller.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 27, 2025
★★★★★ 5
Perfect chair!
Color: Cream
I love this chair! Was hesitant to buy due to the price being a bit more than I wanted to spend, but I work from home and have terrible posture from sitting at my desk all day, so I needed something that would be conducive to helping me sit up properly. I put the chair together myself, it was heavy but overall pretty easy to do. The tools provided worked great and the directions were clear. Aesthetically, it’s a lovely neutral color and everyone who has seen it so far has complimented me and on how nice it is and how comfortable it looks — Indeed it’s a very expensive looking chair. The first time I sat on it I wasn’t sure if I was going to like it….maybe something about the lumbar support seeming to protrude too much? At any rate, I gave it a couple of days and I absolutely LOVE it. I can already feel my posture improving, no backaches and I’m perfectly comfortable all day long. I’ve had it for a couple weeks now and couldn’t be happier. It seems to be very well made, so I’m confident it will last a very long time and be worth the price. I HIGHLY recommend this chair!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 13, 2025
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