
High-performance Bafang M620 G510 mid drive ebike conversion kit. 48V/52V, optional 750W /1000W power, max torque 160N.m. Integrated speed & torque sensor, IP65 rating. Complete kit for mountain bikes and cargo ebikes.
The Bafang M620 G510 mid-drive conversion kit is a heavy-duty mid-crank motor solution built for mountain bikes and cargo electric bicycles. It delivers impressive power output up to 1000W with a peak torque of 160N.m, providing outstanding climbing ability and stable power output under heavy loads. This mid motor supports both 48V and 52V battery systems, with rated power options of 750W and 1000W. Equipped with integrated speed and torque dual sensors, it intelligently adjusts assist power according to your pedaling force and cadence, bringing smooth and responsive riding experience.
✅ Rated Voltage: DC 48V / 52V
✅ Rated Power: 750W / 1000W Optional
✅ Shaft Standard: ISIS
✅ Application: Mountain Bike, Cargo E-bike
✅ Wheel Diameter: Optional
| Parameter | Value |
|---|---|
| Motor Model | Bafang M620 G510 |
| Construction | Gear Drive |
| Rated Voltage | DC 48V / 52V |
| Rated Power | 750W / 1000W |
| Max Torque | 160 N.m |
| n0 (Rpm) | 150 / 190 |
| nT (Rpm) | 140 / 180 |
| Efficiency | ≥80% |
| Pedal Sensor | Speed and Torque Integrated Sensor |
| Weight | 5.3 kg |
| Noise Grade | <55 dB |
| IP Rating | IP65 |
| Operating Temperature | -20℃ ~ 45℃ |
| Light Output | 6V / Max 3W |
| Certifications | ROHS, 96h Salt Spray Test |
1 × Bafang M620 G510 Mid Drive Motor
1 × Motor Connection Surface / Protective Cover Set
1 × Display 1 × Thumb Throttle 1 × E-brake Lever
1 pair × Crank Arms
1 × Chain Wheel
1 set × Lock Nuts & Mounting Screws
1 × 1T4 Main Cable
1 × Speed Sensor
1 × Taillight Cable
1 × Headlight Cable All installation fasteners and accessories
✅ Strong Power & Huge Torque: Up to 1000W rated power and 160N.m peak torque. Perfect for steep hill climbing and heavy load cargo transportation.
✅ Integrated Speed & Torque Sensor: Dual sensor design precisely detects pedaling input. Intelligent assist control for natural riding feel.
✅ Gear Drive System: High efficiency gear drive, ≥80% efficiency, low noise <55dB. Reliable long-term operation.
✅ IP65 Waterproof Rating: Dustproof and splash-proof, adapts to rainy days and rough outdoor riding conditions.
✅ 48V /52V Dual Voltage Support: Compatible with 48V or 52V battery packs, flexible for different range and power demands.
✅ 6V Light Output: Built-in 6V power output for headlight and taillight, convenient for night riding.
✅ EB-BUS Communication: Standard EB-BUS 1T4 cable, simple wiring, stable communication between motor, display and sensors.
✅ Complete Kit Ready to Install: Full set of accessories included, no extra parts needed for DIY MTB or cargo ebike conversion.
Ideal for heavy-duty mountain e-bike builds, cargo electric bike retrofit, bicycle workshops and wholesale distributors. Build your powerful all-terrain ebike with Bafang M620 G510 mid drive kit.

We specialize in mid-drive motors and e-bike parts. Strict testing, powerful R&D and flexible OEM service guarantee long-term cooperation.
It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

For more FAQs and further details, please get in touch with us
We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.
We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.
All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.
Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.
Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.
Sea freight, air freight and rail transport are optional.
Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.
We provide part identification, model matching and full order follow-up support.
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