The BN 112 Front Coil-Spring Insulator by Metro Moulded Parts is designed for a variety of vehicles, such as the 1976-1989 Buick Electra, Chevrolet Caprice, Pontiac Firebird, and many more from the early '80s to mid-'90s, including select GMC and Oldsmobile models. Often referred to as a shock absorber insulator or rubber suspension pad, this component measures 5-1/2 inches in outer diameter, with specific internal dimensions ensuring a perfect fit. Crafted from durable rubber, this insulator visibly features a wide bottom flange that aids in reducing road noise and vibrations, providing a smoother ride.This product brings notable qualities like its ability to cushion and absorb impacts thanks to its robust rubber construction. These insulators offer the advantage of eliminating metal-on-metal contact, thus cutting down annoying noises and maintaining a quieter vehicle operation. Installation is hassle-free; ensure the fitment matches your vehicle specifications for optimal performance. Simply lay the insulator within the coil spring housing to renew your drive's comfort.Be assured in your investment with Metro Moulded Parts' leading industry warranty, covering a full 30 years. This "No Hassle" guarantee promises a free replacement if the product fails, enhancing its appeal with unmatched support. Opt for the BN 112 today to enhance your vehicle's performance, ensuring you hit the road with absolute confidence and comfort.