Buick Chev Olds Pontiac Energy Suspension Control Arm Bushing Set # 3-3132G Control Arm Bushings, Rear, Polyurethane, Black, Buick, Chevy, Oldsmobile, Pontiac, Kit Bushing Color: Black Bushing Material: Polyurethane Quantity: Sold as a kit. Energy Suspension Control Arm Bushing Sets Energy Suspension offers control arm bushing sets for hundreds of applications. Available for the front and rear, these polyurethane bushings are unaffected by oil, smog, road salt, and most chemicals, so they won't soften, compress, or distort like the original rubber models. Why endure sloppy handling? The next time you turn the steering wheel, take a high-speed corner, or hit potholes, Energy Suspension control arm bushings will deliver the buffer and control you expect.