Bushing assembly for rear springs 1.5" eye

Upgrade your suspension with new bolts and urethane bushings! For most 67-87 GM Trucks and SUV rear spring eyes. The majority of 52" long springs have a 1.5" eye except for the stock final years which are metric. 56" long springs usually have a 1.5" eye and a 1.75" eye. Aftermarket usually have 1.5" aside from superlift. Always a good idea to double check though. This can be done by measuring the outside diameter of the spring eye, measuring the spring thickness, and subtracting 2Xs the thickness from the outside diameter. Example OD 2", Spring thickness .25" so => 2"- .5" = 1.5 Enough to do (2) spring eyes. 1.5" diameter, 3" assembly, 9/16" bolts (4) HD Urethane Bushing halves (2) 9/16x4.5" Grade 8 bolts (solid, no channels to weaken) (2) Top lock nuts (4) Grade 8 washers (2) Hardened Sleeves