X-PRO 4-Pin Voltage Regulator Rectifier for 4-stroke 50cc 70 cc 90cc 110 cc 125cc ATVs Quad 4 Wheelers Dirt Bike Go Karts Pit Bikes Dune Buggys Sandrail Roketa Taotao SSR Coolster Please identify X-PRO. NO. 1 China Motorcycle Parts Brand, Better Done OEM. 4-Pin Voltage Regulator. Top Quality Guaranteed. 4 Pin male plug regulate voltage stability good Temperature characteristics;