Spark 750W Electric Bike Conversion Kit

Does Not Include Battery 

Turn Your Bike Into an E-Bike

The OTARO Spark Conversion Kit makes it easy to transform your existing bicycle into a powerful electric ride. Designed for riders who want more range, easier climbs, and greater versatility, Spark delivers electric performance without requiring the purchase of a new bike.

Whether you're upgrading a commuter, mountain bike, cruiser, or everyday rider, Spark provides a practical and affordable way to experience electric mobility.

Built Around Your Ride

Unlike traditional e-bikes, the Spark Conversion Kit allows you to keep the bicycle you already know and love. Maintain your preferred fit, riding position, and handling while gaining the benefits of electric assist.

Ride Further

Electric assist helps reduce fatigue, flatten hills, and extend your riding range. Whether you're commuting, exploring trails, or simply enjoying longer rides, Spark helps you go farther with less effort.

Simple Installation

The Spark Conversion Kit is designed for compatibility with a wide range of bicycles. Riders can choose to install the system themselves or work with OTARO for professional installation and setup.

Affordable Electric Mobility

Converting an existing bicycle is often significantly more affordable than purchasing a new electric bike. Spark provides a cost-effective path to electric riding while extending the life of equipment you already own.

Why Choose Spark?

Keep Your Current Bike

Upgrade the bike you already love instead of replacing it.

Powerful Electric Assist

Enjoy smoother rides, easier climbs, and greater range.

Flexible Installation

Install it yourself or let OTARO handle the conversion.

Cost-Effective

Experience electric mobility without the expense of a new e-bike.

Built for Everyday Riding

Perfect for commuting, recreation, fitness, and exploration.

With an integrated PAS, this mid-drive motor has a rated power of 750W, a reduction ratio of 1: 21.9 and a maximum torque of 120 N.m, will provide the rider with great explosive force when starting the system. Highly strong and efficient, this motor greatly enhances riding joy and is suitable for mountain bikes and sand bikes which are the favorites of riders who love challenges as well as transport bikes. This motor is black.

Packing list:
1. BBS02 48V 750W Mid-Drive Motor: 1 pc
2. C965/C961 or 500C/600C/EB02/TFT850C/TFT750C/P860C/DP-C18 Colour Display + Operation Button: 1 pc 
3. Brake Levers: 2 pcs
4. Thumb Throttle: 1 pc
5. Waterproof Quick Release Wires: 1 pc
6. Speed Detecting Sensor + Magnet: 1 pc
7. Chain wheel + Chain Cover: 1 pc
8. Left Crank + Right Crank: each 1 pc
9. Fixing Plate: 1 pc 
10. M5*10 Nuts: 5 pcs 
11. M6*12 Nuts: 2 pcs 
12. M33 Nuts: 2 pcs
13. ST 3.9 Nuts: 5 pcs

Specification:
1. Voltage: 48V
2. Power: 750W
3. Motor Weight: 4.3kgs
4. BB Length: 68mm (Suitable for 68mm length BB Bike Modification)
5. Working Temperature of Display: - 20℃- 80℃.
6. Waterproof Grade: IP65