QA1 Rear Suspension Kit - Single Adjustable - 200 lb./in Spring Rate - Steel - Black Powder Coat - GM 12 Bolt - GM Full-Size Truck 1973-87 3552024-13- L All Lowers have a 3/4-16

All Lowers have a 3/4-16 thread and accepts all 3/4" threaded rod ends

Heavy duty construction in 14 gauge 1-1/2" square by 48" long steel tubing

Product Type: Idle Air Control (IAC) Motor

1975-1992 Mercury Grand Marquis

3" tall (3

QA1 Rear Suspension Kit - Single Adjustable - 200 lb./in Spring Rate - Steel - Black Powder Coat - GM 12 Bolt - GM Full-Size Truck 1973-87 3552024-13- L All Lowers have a 3/4-16With 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