This coil spring is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet C30: 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987] - [Chevrolet C35: 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987] - [Chevrolet C3500: 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000] - [Chevrolet G30: 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995] - [Chevrolet P30: 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005] - [GMC C35: 1975, 1976, 1977, 1978] - [GMC C3500: 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000] - [GMC G35: 1975, 1976, 1977, 1978] - [GMC P35/P3500 Van: 1974] - [GMC P35: 1975, 1976, 1977, 1978]