Bilstein B6 4600 Series monotube shock absorbers are a direct-fit upgrade for stock-height light trucks and SUVs, specified here for 2017–2019 Ford F-450 Super Duty rear service. The 46mm monotube design and a velocity-sensitive, digressive piston deliver consistent, fade-free damping tuned per application to improve ride quality, handling and comfort while using OEM springs and mounting hardware.
Bilstein 4600 Series 17-19 Ford F-450 Super Duty Rear 46mm Monotube Shock Absorber