Superlift 5" Rear Block Kit | Multiple Applications

Superlift rear block kits help distribute the weight of your cargo and improve the towing performance of your truck. They'll also give your rear a little lift to bring it back to the proper ride height.

Superlift's block kits include two cast iron lift blocks and four U-bolts with factory type Hi-nuts and flat washers. The blocks are cast from Class 30 Gray Iron, the same material used by vehicle manufacturers for their spacer blocks. Our U-bolts are manufactured from low allow, high strength steel. The anti-corrosion finish is either Zinc or E-coat

• This is a 5 rear lift block kit for specific models

What does it include?

• 2 cast iron blocks, four U-bolts, all nuts and washers needed for installation.
• Detailed instruction manual walking you step-by-step through the lift kit installation procedures suitable for do-it-yourselfers (DIY) or professional installation.

Fits These Vehicles

• 1975-1986 Chevrolet K20
• 1973-1974 Chevrolet K20 Pickup
• 1973-1986 Chevrolet K20 Suburban
• 1975-1978 GMC K25
• 1975-1978 GMC K25 Suburban
• 1973-1974 GMC K25/K2500 Pickup
• 1973-1974 GMC K25/K2500 Suburban
• 1979-1986 GMC K2500
• 1979-1986 GMC K2500 Suburban

Vehicle Fitments: