Tuff Country 73-87 Chevy Truck 3/4 Ton 4wd 4in Rear Block & U-Bolt Kit

Tuff Country’s block and u-bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift blocks and extended zinc plated u-bolts, custom fit for the application.
Tuff Country s block and u-bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift block

• Designed For Rear Axle Only
• Made Of Cast Iron

Fitment:
Chevrolet K20 Cheyenne 1975 to 1981
Chevrolet K20 Custom 1981 to 1986
Chevrolet K20 Custom Deluxe 1975 to 1980
Chevrolet K20 Deluxe 1981
Chevrolet K20 Scottsdale 1975 to 1986
Chevrolet K20 Silverado 1975 to 1983
Chevrolet K20 Silverado 1985 to 1986
Chevrolet K20 Pickup Base 1973 to 1974
Chevrolet K20 Suburban Base 1973 to 1974
Chevrolet K20 Suburban Custom 1981 to 1986
Chevrolet K20 Suburban Custom Deluxe 1975 to 1980
Chevrolet K20 Suburban Deluxe 1981
Chevrolet K20 Suburban Scottsdale 1975 to 1980
Chevrolet K20 Suburban Scottsdale 1982
Chevrolet K20 Suburban Scottsdale 1984 to 1986
Chevrolet K20 Suburban Silverado 1975 to 1977
Chevrolet K20 Suburban Silverado 1979 to 1980
Chevrolet K20 Suburban Silverado 1982 to 1983
Chevrolet K20 Suburban Silverado 1985 to 1986
Chevrolet V20 Custom Deluxe 1987
Chevrolet V20 Scottsdale 1987
Chevrolet V20 Silverado 1987
Chevrolet V20 Suburban Custom Deluxe 1987
Chevrolet V20 Suburban Scottsdale 1987 to 1988
Chevrolet V20 Suburban Silverado 1987 to 1988
Chevrolet V2500 Suburban Scottsdale 1989 to 1991
Chevrolet V2500 Suburban Silverado 1989 to 1991
GMC C2500 Suburban Sierra Classic 1986
GMC K25 Base 1975 to 1978
GMC K25 High Sierra 1975 to 1978
GMC K25 Sierra Classic 1975 to 1978
GMC K25 Sierra Grande 1975 to 1978
GMC K25 Suburban Base 1975 to 1978
GMC K25 Suburban High Sierra 1975 to 1978
GMC K25 Suburban Sierra Classic 1975 to 1978
GMC K25 Suburban Sierra Grande 1975 to 1978
GMC K25/K2500 Pickup Base 1973 to 1974
GMC K25/K2500 Suburban Base 1973 to 1974
GMC K2500 Base 1979 to 1986
GMC K2500 High Sierra 1979 to 1986
GMC K2500 Sierra Classic 1979 to 1986
GMC K2500 Sierra Grande 1979 to 1982
GMC K2500 Suburban Base 1979 to 1986
GMC K2500 Suburban High Sierra 1979 to 1986
GMC K2500 Suburban Sierra Classic 1979 to 1986
GMC K2500 Suburban Sierra Grande 1979 to 1982
GMC V2500 Base 1987
GMC V2500 High Sierra 1987
GMC V2500 Sierra Classic 1987
GMC V2500 Suburban Base 1987 to 1991
GMC V2500 Suburban High Sierra 1987
GMC V2500 Suburban Sierra Classic 1987 to 1989