Description
This standard length transmission (CVT) left-side cover fits most 139QMB bikes with 10″ rear wheels.
Original Parts For Scooters SKU 151-77-Bk
Specifications:
- Overall Length: 15.75 inches
- Total Mounting Holes: 10
- Bolt Holes: 8
- Dowel Holes: 2
NOTE: Does not include gasket, hose clips, dowels, bolts, or kickstart mechanism; those items must be ordered separately.
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”, and your ride has 10″ rear wheels, 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.
Manufacturer:
Chicago Scooter Company


