The Large Drive Gear Set for Bafang BBS01B, BBS02B, and BBSHD mid-drive motors is an essential component mounted directly onthe motor axle. This gear provides the first stage of power transmission from the motor to the internal reduction gear, ensuring smooth, efficient, and durable rotation.
Made of high-strength steel, it offers excellent durability and is the ideal solution for replacing a worn internal gear or restoring the engine's original performance. The kit is fully assembled and ready to install, enabling quick and reliable maintenance for Bafang BBS series motors.
Key Features
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Designed specifically for the motor shaft of the BBS01B, BBS02B, and BBSHD.
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Reinforced steel sprocket: increased durability and excellent wear resistance.
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Optimized internal transmission: immediate restoration of engine performance.
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Bafang OEM compatibility: simple installation and guaranteed to fit without modification.
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Fully assembled product: quick and easy installation.
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Ideal for maintenance or replacement of a defective sprocket.
Technical Description
| Specification |
Detail |
| Model |
Large Drive Sprocket |
| Destination |
Bafang BBS01B / BBS02B / BBSHD motor hub |
| Material |
High-strength steel |
| Function |
Internal engine transmission |
| Position |
Mounted on the drive shaft, main gear |
| Part type |
Preassembled internal mechanical part |
| Brand |
Bafang |
| Status |
New, fully assembled and ready to install |
