The Bilstein B6 4600 shock absorber is an OE-upgrade damper tuned for stock-height trucks and SUVs to enhance ride quality and handling. This 46mm monotube front unit for the 2013 GMC Sierra 3500 HD Denali features velocity-sensitive digressive valving and vehicle-specific tuning to maintain consistent, fade-free performance while using OEM springs and hardware.
Bilstein 4600 Series 2013 GMC Sierra 3500 HD Denali Front Shock Absorber