This aftermarket starter relay solenoid is designed to restore electrical function for compatible motorcycle and ATV models.The unit serves as a direct replacement for worn or failed components, ensuring reliable engine starting performance consistent with factory specifications.This part is compatible with TRX250X (2009), TRX250 Recon (2002-2004), TRX250EX Sportrax (2003-2008), TRX250 Recon (1997-2001), TRX350 4x4 (1986-1987), TRX350D 4x4 (1987-1989), TRX300 EX (1993-2006), TRX300 EXN 4x4 (1998), and TRX400 EX Sportrax (1999-2007).It also fits C70 (1980), CB360 (1976), CB750 (1969-1978), CB750 Super Sport (1975-1978), and Goldwing GL1000 (1975-1979).Compatibility extends to KZ1000 (1980-1982), KZ1000 LTD (1977-1981, 1983), KZ1000 Police (1980), KZ1000 Shaft (1979-1980), KZ1000 Z1R (1978, 1980), KZ900 LTD (1976), Z1 (1973-1975), KZ750 including KZ750A, KZ750B, and LTD variants (1976-1983), KZ200 (1978-1979), KZ550 including KZ550A and KZ550C (1980-1983), KZ250 (1980-1981), KZ650 CSR (1981-1983), KLT200 Ducster (1981-1983), and KZ700 (1984).The component matches the physical dimensions and electrical connections of the equipment to facilitate straightforward installation.