The Bilstein B8 8100 ZoneControl R front shock for 2019–2024 RAM 2500 is a direct-fit, position-sensitive reservoir shock absorber. It uses a double-piston design with two stages of rebound valving and a remote reservoir to increase oil capacity and cooling. ZoneControl R aims to reduce harsh top-out events, improve everyday ride comfort, and maintain control over large suspension inputs on light trucks and SUVs.
Bilstein 19-24 RAM 2500 Front Driver B8 8100 (ZoneControl R) Shock Absorber