CATERPILLAR 109-0077 Seal O-Ring 1090077

Caterpillar 109-0077 Seal O-Ring – OEM-Grade Durability for Articulated Dump Trucks

The Caterpillar 109-0077 Seal O-Ring is engineered to meet the rigorous demands of heavy-duty articulated dump trucks, ensuring superior sealing performance under extreme load conditions. Manufactured from high-grade elastomeric materials, this O-ring offers exceptional resistance to heat, pressure, and hydraulic fluids, maintaining integrity in harsh operating environments. Designed to fit a wide range of Cat articulated dump truck models—including the 2YR-D400E, 8TF-D400D, and LFN-740C—this seal guarantees a precise fit and reliable sealing to prevent leaks in critical drivetrain and hydraulic systems.

This seal O-ring’s advanced metallurgy and dimensional accuracy contribute to its long service life, reducing downtime and maintenance costs. Its robust construction withstands repeated compression and dynamic movement, essential for maintaining optimal performance in articulated dump trucks such as the B1P-740, T4R-740B, and 3F8-740 GC. By using an OEM-quality seal like the Caterpillar 109-0077, operators ensure consistent hydraulic pressure retention and enhanced machine reliability, crucial for heavy equipment operating in demanding environments.

🔗 For more detailed specifications and to purchase the Caterpillar 109-0077 Seal O-Ring, visit Caterpillar 109-0077 Seal O-Ring at AllParts Expert.

Related part numbers: 2YR-D400E, 8TF-D400D, 2JJ-D40D, 9LR-D350E, AWR-735, AXM-740, AZZ-740, 2XW-D350E II, 3FD-D35HP, 8PS-D400E II, 1MD-D400, LFN-740C, B1P-740, B1R-740, APF-D400E II, T4P-735B, LFJ-735C, B1N-735, T4R-740B, LFK-745C, T4S-740B, 3F7-740, L4D-735B, 3F8-740 GC, L4E-740B, WWD-740, 3F6-745, L4F-740B, WWC-735 OEM, TFJ-735C, 3T8-740 GC