The UMI adjustable rear sway bar with poly mounts for 1970–1981 GM F-Body supplies a tunable rear anti-roll setup using durable polyurethane components. Adjustable length or link settings let drivers refine rear stiffness and balance to suit driving style, with poly bushings delivering firmer, longer-lasting mounting compared with stock rubber.
UMI Performance 70-81 GM F-Body Adjustable Sway Bar Poly Rear