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This UMI upper and lower control arm kit for 1978–1996 GM B-body replaces rear arms with fixed-length components that match GM specs to reduce traction loss and wheel hop. Boxed lower arms feature reinforced sway bar holes to accept stock or aftermarket bars, improving straight-line traction and cornering consistency. The kit is a direct replacement meant to restore stability and handling precision.
UMI Performance 78-96 GM B-Body Upper & Lower Control Arm Kit
