S-Camshaft for truck trailer and heavy duty 1.ISO9001:2008 certified. 2.OEM is available. S-Camshaft for truck trailer and heavy dutyS-camshaft for Dana, BPW, Mertior, Mercedes, Rockwell and Fruehauf SeriesMaterial: SAE1045: HB160 to 180Intermediate frequency quenchingShead area (HRC: 48 to 56, depth: 2.0 to 3.5)Spline area (HRC: 42 to 56, depth: 2.0 to 3.5)Special specifications are ...