QA1 Rear Suspension Kit - Double Adjustable - 200 lb./in Spring Rate - Steel - Black Powder Coat - GM 10 Bolt - GM Full-Size Truck 1973-87 57 440 in / 0

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QA1 Rear Suspension Kit - Double Adjustable - 200 lb./in Spring Rate - Steel - Black Powder Coat - GM 10 Bolt - GM Full-Size Truck 1973-87 57 440 in / 0With this all new, engineered from scratch rear system, 1973 1987 C10 owners can add modern performance to a pickup that was designed for utility all without removing the bed of the truck. QA1 engineered a unique bolt in torque arm design that maximizes performance without the inherent binding issues of other 4 link systems. This provides superior control over suspension movement, resulting in a smooth ride and great handling characteristics. Dialing