REVOLT Regulator + RMSTATOR SurePower ECM Bypass Harness for Polaris Ranger 500 700 | Sportsman 500 2005-2009 | 4011657Many years of Polaris ATVs used the SurePower ECM module that controlled many things on the vehicle, including circuit breakers, cooling fan operation, and most importantly voltage regulation for the battery charging system. Most of these functions are reliable, except for the most important, the voltage regulator rectifier! The voltage regulator often fails, and leaves you faced with replacing the entire module just for this one function, which is