X-PRO 4-Pin Voltage Regulator Rectifier for GY6 50cc 70 cc 90cc 110 cc 125cc 150 cc ATV Scooters Go Karts Quad 4 Wheelers Moped Dune Buggy Sandrail Roketa Taotao Sunl Jonway 4-Pin Voltage Regulator. Top Quality Guaranteed. 4 Pin male plug regulate voltage stability good Temperature characteristics; Please identify X-PRO. NO. 1 China Motorcycle Parts Brand, Better than OEM parts. Top Quality Guaranteed. Great Price. Fast Shipping. Good Service.