Superlift 4" Rear Block Kit - 73-87 GM 1/2 Ton PU & 73-91 Suburban/Jimmy/Blazer 3049 2015-2018 charger Capable of supporting vehicle modifications

Capable of supporting vehicle modifications up to 650 RWHP

but the dim halogen light output makes nighttime driving a potentially risky endeavor for you and your beloved classic

MGP caliper covers enhance your wheels' aesthetics and overall curb appeal

Premium T304 stainless steel construction

Superlift 4" Rear Block Kit - 73-87 GM 1/2 Ton PU & 73-91 Suburban/Jimmy/Blazer 3049 2015-2018 charger Capable of supporting vehicle modifications4 inch Block Kit 1973 1987 Chevy K5, K10 and GMC K15 Covered Limited Lifetime Warranty Includes: 2 cast iron blocks, four U bolts, all nuts and washers needed for installation Established in 1975, Superlift remains a pioneer in the industry, and is one of the few suspension companies operated by true truck and off road enthusiasts. We are passionate about trucks, wheeling and an outdoor lifestyle that go hand in hand. We can talk the talk because we