BDS Suspension Coil Spring Box Kit: 1973-1979 Ford F150/ 1978-1979 Bronco – 4″ Front Coil Sprin BDS033403

Custom tune the spring rate and ride height of your 4-inch lifted 1973-1979 Ford F-150 or 1978-1979 Bronco 4WD by swapping coil springs. A critical part of your vehicle’s suspension, BDS coil springs support the weight of your vehicle’s body and chassis while your suspension, wheels and tires follow changes in road surface.

Manufactured from high tensile steel, our direct OE replacement coil springs are engineered with properly sized wire diameter. This results in maximum reliability without premature coil bind.