This Blue Line OEM replacement variator fits Genuine Buddy 125/150/170i, Blur 150, Hooligan 170i and many GY6 125-150 cc Chinese scooter engines. The assembly includes both pulley halves, ramp plate, drive boss and a set of six roller weights.

Specifications: 

• Drive Face Outer Diameter: 106mm
• Drive Face Inner Diameter: 24mm
• Drive Face Spline Count: 12
• Spline Count: 19
• Ramp Plate Inner Diameter: 15mm
• Drive Boss Inner Diameter: 15mm
• Drive Boss Outer Diameter: 24mm
• Roller Weights (set of 6, 18x14): 14g

Compatibility: 

157QMJ-based 125cc / 150cc / 169cc engines with the following engine codes:

Don't see your engine listed? If the engine code includes "QM" or "FM" along with a "5" or "6", 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.