Blue Line Starter Motor; 139QMB, GY6 50
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You have 30 days to request a return. All sale items are final sale.
Blue Line's OEM-quality starter motor fits bikes running 139QMB engines.
Original Parts For Scooters SKU 151-207
Specifications:
- Bolt Hole Spacing: 70mm
- Total Diameter of Shaft: 7.25mm
Compatibility:
139QMB-based 50cc / 80cc engines with the following engine codes:
| 139QMA | 139QMB | 1P39QMB | 1P39QMA-2 |
| YN139QMB | JJ1P39QMB | 139FMA-2 | BD1P39QMB |
| BN139QMB | 147QMD | Other QMA models | Other QMB models |
Don't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle.
About Blue Line: Blue Line offers OEM equivalent replacement parts for on-road scooters. Blue Line parts are a direct-fit replacement when OEM parts are unavailable or overly expensive for your scooter. Since 2018, Blue Line has provided quality parts at great prices.
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