The Gabriel 81495 Heavy Duty Gas Shock Absorber is engineered to provide superior performance and durability for a wide range of vehicles, including various models from Mercury, Buick, Chevrolet, and Ford, spanning model years from 1956 to 2002. This shock absorber features a 7.86-inch stroke, an extended length of 20.2 inches, and a collapsed length of 12.34 inches, with upper mount code S1 and lower mount code EB1. Designed for OE-like performance, it offers superior response and consistent control, utilizing nitrogen gas charging for enhanced comfort. The durable chromed piston rod ensures superior corrosion resistance and a leak-proof piston seal, contributing to extended product life. Additionally, the shock absorber is designed for easy installation and noise-free operation, ensuring reliable performance and improved ride comfort.