Features: 1.OE Number: The referencing OE number of this voltage regulator is 21066?1075, which is molded and designed depend on the original data. 2.Fitment: The voltage rectifier is a replacement for KDX250 KDX250SR 1992?1994, for KDX250 E1?E2 1991?1992, please check the model and year before ordering. 3.Improve Engine Power: The new rectifier can provide stable voltage, directly improve the performance of low speed torsion of vehicles, enhance engine power, increase speed, and climb more effectively. 4.Save Fuel Usage: The new rectifier can improve ignition efficiency, make fuel combustion more adequate, improve fuel efficiency, and reduce the use of vehicle fuel consumption. 5.Function: Uses semiconductor diodes to conduct current, rectify and control the power supply, provide a stable voltage for the battery, and improve the ignition efficiency of the engine. Specification: Item Type: Voltage Regulator_x000D_ OE Number: 21066?1075_x000D_ _x000D_ Material: Aluminium alloy_x000D_ Fitment:_x000D_ Fits for KDX250 KDX250SR 1992?1994_x000D_ Fits for KDX250 E1?E2 1991?1992 Note: Please double check the part number of your item, matching information is for reference only._x000D_ If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!