Starter motor for 150cc and 125cc GY6 4-stroke QMJ152/157 QMI152/157 engines as well as 150cc GY6 4-stroke ZNEN engines commonly found in Bintelli, Gorilla Motor Works (GMW) and Puma scooters.

• Number of Splines: 9
• Bolt Hole Spacing: 79mm
• Shaft Length: 18mm
• Shaft Diameter: 11.25mm
• Diameter (near o-ring): 30mm