The R607326 is a right-hand S-camshaft built for 16½″ Hendrickson Intraax/HXS trailer drum brake systems. It features a 1½″ × 28‑spline journal, a 1⅛″ hardened 02‑style cam head, and an effective length of 11.03″. Precision-forged and induction-hardened, it meets OEM specifications and fits a wide range of trailer axle applications.