CATERPILLAR 077-6739 Bearing-Tube 776739

Caterpillar 077-6739 Bearing Tube – OEM-Grade Durability for Articulated and Off-Highway Trucks

The Caterpillar 077-6739 Bearing Tube is a precision-engineered component designed to meet the rigorous demands of heavy-duty articulated dump trucks and off-highway trucks. Compatible with a wide range of Caterpillar models including the 1HK-D25D, 3AJ-D30D, 9MG-D20D, and 84A-777, this bearing tube ensures optimal performance under extreme load conditions. Manufactured from high-grade alloy steel with advanced metallurgy, it offers superior resistance to wear, corrosion, and fatigue, making it ideal for drivetrain assemblies subjected to continuous stress and vibration.

Featuring exacting dimensional tolerances and a robust cylindrical design, the 077-6739 bearing tube supports efficient load distribution and smooth rotational movement within the truck’s suspension and steering systems. Its OEM-grade quality guarantees seamless integration and long service life, reducing maintenance downtime and enhancing overall machine reliability. Whether used in articulated dump trucks or off-highway trucks like the 6JC-776B and 7EK-789B, this bearing tube delivers consistent performance and durability essential for heavy equipment operating in harsh environments.

For reliable replacement parts that uphold Caterpillar’s stringent standards, explore the full specifications and availability of the Caterpillar 077-6739 Bearing Tube at 🔗 AllParts Expert – Caterpillar 077-6739 Bearing Tube 776739. Ensure your heavy machinery runs smoothly with this critical drivetrain component engineered for longevity and peak performance.