The Bilstein B8 SP 90-98 BMW 3 Series (E36) Rear 46mm Monotube Shock Absorber is designed to provide superior performance for your vehicle. It is a high-pressure gas-charged monotube shock absorber that features a 46mm interior diameter for increased resistance to heat and pressure, as well as improved dampening performance. This shock absorber is designed to provide improved handling and control for your vehicle, as well as increased comfort and stability. It is constructed from a steel body and features a zinc-plated finish for corrosion resistance. This shock absorber is compatible with the BMW 3 Series (E36) from 1990-1998.