Bafang RM G041 48V 500W Rear Hub
The Bafang RM G041 is a brushless geared rear hub motor designed for standard 26"–700C e-bike conversions. It delivers 500W rated power at 48V with a maximum torque of 50 Nm via a 1:5.83 reduction ratio, and supports disc brakes with a Shimano HG cassette freehub on 135–142mm dropouts. Rated IPX6 for weather resistance.
In brief: 500W geared rear hub motor. 26" wheel. Fits 135.0–142.0mm dropout. 48V rated. Disc brake compatible. From $187.
Specs verified Jul 30, 2026
Where to Find
Prices tracked across 2 sellersPrice History
Price History
Price changes tracked by the crawler
Current best price $187.41. Over the past 90 days: low $184.30, high $187.41, average $184.37 — up 2% vs average.
- AliExpress - Good Quality Charger Stores Store
All Records
2 price records in this period
| Date | Price | Shipping | Total | Change | Coupon | Rating | Sales | In Stock | Status |
|---|---|---|---|---|---|---|---|---|---|
AliExpress - Good Quality Charger Stores Store(2 records) | |||||||||
| Jul 30, 202608:56 AM | $187.41 | — | $187.41 | $3.11 | — | — | — | Yes | active |
| Jun 18, 202603:41 AM | $184.30 | $74.76 | $259.06 | Initial | — | — | — | Yes | active |
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Specifications
Performance
- Drive Type
- Geared
- Wattage
- 500W
- Rated Voltage
- 48V
- Rated RPM
- 320
- Pole Pairs
- 10
- Max Torque
- 50.00Nm
Fitment
- Position
- Rear
- Dropout Width
- 135mm – 142mm
Wheel
- Pre-laced
- No
- Wheel Size
- 26"
- Disc Brake
- Yes
- Rim Brake
- No
- Spoke Holes
- 36
- Freehub Type
- Shimano HG (Hyperglide)
Physical
- Weight
- 4.24 kg
- IP Rating
- IPX6
Ports & Connectors
Phase Wires3 wires
Motor Phase
| Pin | Wire color | Function |
|---|---|---|
| 1 | Yellow | Phase A |
| 2 | Green | Phase B |
| 3 | Blue | Phase C |
Hall Sensor5-pin SPECIAL 5 Wires (Genderless)
Hall Sensor
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | Black | Ground |
| 3 | Yellow | Hall A |
| 4 | Green | Hall B |
| 5 | Blue | Hall C |
