1、Fitment: This voltage regulator rectifier is designed to match the fit and function of the original part, replacement for ATC200 ATC200X 1987; Replacement for XR250 XR250R 1990‑2004; Replacement for TRX250 TRX250R 1986‑1989; Replacement for TRX250X FourTrax 250 X 1987‑1992. 2、OEM: The OEM of this voltage regulator rectifier for is 31410‑KZ1‑680 for reference, please check the part number of your item before purchasing. 3、Fuel Saving: The voltage rectifier can improve ignition efficiency, which makes fuel combustion more adequate, improves fuel efficiency, and reduces the use of vehicle fuel consumption. 4、Waterproof and Shockproof: The rectifier is made from precision materials with sealed packaging, which can adapt to various environments and has good waterproof performance. And it uses the surface mount technology, so it has strong anti vibration and anti interference ability. 5、Long Lasting: All components of the rectifier have been meticulously checked to meet the strict original standards and ensure a durable service life.