CAT 3406E/C15/C16 Rocker shaft

The CAT 3406E / C15 / C16 Rocker Shaft is a precision-machined component designed to deliver smooth, reliable valve train operation in Caterpillar heavy-duty diesel engines. Engineered for strength and accuracy, this rocker shaft provides stable support and consistent movement for rocker arms, ensuring proper valve timing and long-term engine performance.

Manufactured from high-strength, heat-treated alloy steel, the Rocker Shaft offers excellent resistance to wear, fatigue, and high-pressure loading. Its precision-ground surface and accurate oil passage alignment ensure consistent lubrication and minimal friction during operation—helping extend the life of both the rocker arms and the valve train assembly.

Ideal for rebuilds, replacements, or performance upgrades, the CAT 3406E / C15 / C16 Rocker Shaft delivers the durability, reliability, and exact fitment required by professional diesel technicians and fleet operators.