The components in this leaf spring axle U-bolt kit are designed to securely hold the leaf spring or leaf spring bundle to the underside of an axle of a vehicle or trailer. Check the leaf spring dimensions and other relevant application details to select the right type and size U-bolt kit for your needs. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet Blazer: 1969, 1970, 1971, 1972, 1973, 1974, 1987] - [Chevrolet C20 Pickup: 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet C30 Pickup: 1967, 1968, 1969, 1970, 1971, 1972] - [Chevrolet K10 Pickup: 1969, 1970, 1971, 1972] - [Chevrolet K10 Suburban: 1969, 1970, 1971, 1972] - [Chevrolet K20 Pickup: 1969, 1970, 1971, 1972] - [Chevrolet K20 Suburban: 1969, 1970, 1971, 1972] - [Chevrolet K5 Blazer: 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986] - [GMC C25/C2500 Pickup: 1969, 1970, 1971, 1972] - [GMC C35/C3500 Pickup: 1967, 1968, 1969, 1970, 1971, 1972] - [GMC Jimmy: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988] - [GMC K15/K1500 Pickup: 1969, 1970, 1971, 1972] - [GMC K15/K1500 Suburban: 1969, 1970, 1971, 1972] - [GMC K25/K2500 Pickup: 1969, 1970, 1971, 1972] - [GMC K25/K2500 Suburban: 1969, 1970, 1971, 1972]