Progressive-Rate Helper Springs @ JC Whitney Auto Parts store

PROGRESSIVE-RATE HELPER SPRINGS Bolt easily on leaf springs�no welding or drilling Ensure a factory-smooth ride when vehicle is unloaded, yet support up to 2,500-lb. loads! Includes two 2-1/2" wide springs, all brackets and hardware, instructions. Note: Springs are designed to increase level-load carrying capacity. Never load vehicle beyond manufacturer's maximum gross vehicle weight rating. Adjustment only at time of installation. Due to specially shipping requirement, cannot ship UPS Next or 2nd Day. Applications:1963-1972 Chevrolet C/K Pickup 2WD C10; C1500 1/2-ton,1984-1987 Chevrolet C/K Pickup 2WD C10; C1500 1/2-ton,1959-1993 Dodge Pickup - Full Size 2WD D100 and D150,1965-1972 Ford F-Series Pickup with 2-1/2" Wide Spring,1967-1986 Ford F-Series Pickup 2WD F250 with 2-1/2" Wide Spring,1977-1986 Ford F-Series Pickup 2WD F250 with 2-1/2" Wide Spring,1980-1986 Ford F-Series Pickup F350 with 2-1/2" Wide Spring,1968-1975 International Pickup 1/2 and 3/4-ton,1963-1972 GMC C/K Pickup 2WD C20; C2500 3/4-ton,1973-1987 GMC C/K Pickup 2WD C30; C5300 1-ton without Factory Overload Springs,1984-1987 GMC C/K Pickup 2WD C10; C1500 1/2-ton,1963-1972 Chevrolet C/K Pickup 2WD C10; C1500 1/2-ton,1984-1987 Chevrolet C/K Pickup 2WD C10; C1500 1/2-ton,1959-1993 Dodge Pickup - Full Size 2WD D100 and D150,1965-1972 Ford F-Series Pickup with 2-1/2" Wide Spring,1967-1986 Ford F-Series Pickup 2WD F250 with 2-1/2" Wide Spring,1977-1986 Ford F-Series Pickup 2WD F250 with 2-1/2" Wide Spring,1980-1986 Ford F-Series Pickup F350 with 2-1/2" Wide Spring,1968-1975 International Pickup 1/2 and 3/4-ton,1963-1972 GMC C/K Pickup 2WD C20; C2500 3/4-ton,1973-1987 GMC C/K Pickup 2WD C30; C5300 1-ton without Factory Overload Springs,1984-1987 GMC C/K Pickup 2WD C10; C1500 1/2-ton
SKU: 18ZX9971T