Description Rectifier (voltage regulator) commonly used on larger 4-stroke scooter engines (sizes 125cc, 150cc, 250cc). 5 wire colors are black, red, pink, yellow, and green. This 5-pin 5-wire 1 plug rectifier fits several GY6 150cc scooters, as well as 90cc dirt bikes and ATVs. A very common scooter ATV part that requires replacement. Note this rectifier has a female pin connector. Specifications Mounting Holes: 7 mm Mounting Hole Spacing: 55 mm Connector: 5-pin female, 1 plug Compatibility Baja Motorsports 90 (BA90) ATV Baja Motorsports 150 (BA150) ATV Baja Motorsports Canyon 90-U (CN90-U) ATV Baja Motorsports Wilderness Trail 90 (WD90-U) ATV