Description
Cooling Fan for GY6 50cc and 139QMB Engines
This cooling fan is designed specifically for GY6 50cc and 139QMB engines. It increases airflow compared to standard fans, helping to maintain engine temperatures. This part is one of the straightforward GY6 50cc scooter parts to replace at home. With its lightweight design, it fits directly in place of the original fan, making it a great choice for performance-focused riders.
Airflow and Efficiency
The fan features an improved airflow system compared to stock units. This makes it ideal for high-demand applications, particularly in off-road and racing environments. The lightweight construction ensures that it doesn't add unnecessary weight to your scooter, further improving performance.
Direct Replacement Fit
This fan is a direct replacement for the QMB139 and GY6 engines. Its dimensions and bolt spacing align perfectly with the original part, allowing for an easy swap. If you're experiencing overheating issues, replacing the fan is a smart move to keep your engine running smoothly.
Specifications
- Fan OD: 124.5mm
- Fan ID: 40mm
- Fan Height: 29.7mm
- Bolt Spacing: 46.5–52.5mm (diagonal: 66–75mm)
- Bolt Hole ID: 6.5mm
- Bolt Hole Height: 11.8mm
- Color: Black
Fitment
This cooling fan is compatible with various 50cc and 125cc engines, including:
- 139QMB, 139QMA, 1P39QMB, 1P39QMA-2
- YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB
- 157QMJ, 161QMK, 152QMI, 1P61QMK
- YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
Shop more: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Stators & Regulators · Scooter Cooling System Parts · Scooter Parts
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