This matched pair of ADB22X disc brake calipers — K081143L (LH) and K081142R (RH) — is engineered to meet the rigorous demands of commercial trucking. Designed for vertical mount steer‑drive axles on Freightliner and similar vehicles, these calipers deliver reliable braking through cast housings treated with corrosion-resistant finish, robust seals, and precision guide pins. Built to adhere to FMVSS 121 standards, they ensure consistent braking performance and reduced maintenance.