CATERPILLAR 134-5990 Gear-Sun 1345990

Caterpillar 134-5990 Gear-Sun – Premium OEM-Grade Drivetrain Component for D11 Series Track-Type Tractors

The Caterpillar 134-5990 Gear-Sun is a critical drivetrain component engineered to deliver exceptional durability and performance under extreme load conditions. Manufactured with high-grade alloy steel and precision metallurgy, this gear ensures optimal torque transmission and wear resistance. Featuring exact dimensional specifications tailored for seamless integration, the gear boasts a robust diameter and tooth profile designed to withstand the rigorous demands of heavy-duty mining and construction operations.

This Gear-Sun 134-5990 is fully compatible with a wide range of Caterpillar D11 series track-type tractors, including models D11R-9TR, D11T-GEB, D11T-TPB, D11R-7PZ, D11R-9XR, D11R-AAF, D11-KSN, D11-TKN, and D11T-AMA. Its precise fitment ensures reliable drivetrain performance, reducing downtime and maintenance costs. Whether used in mining or earthmoving applications, this gear maintains consistent engagement with mating components, enhancing overall machine efficiency.

Technically, the 134-5990 Gear-Sun features hardened teeth with optimized surface treatments to resist pitting and fatigue. Its metallurgy composition supports high load-bearing capacity and thermal stability, critical for the demanding operating environments of Caterpillar D11 tractors. The gear’s design improves drivetrain smoothness, reduces vibration, and extends service intervals, making it an indispensable part for maintaining peak machine productivity.

For more detailed specifications and purchasing options, visit the official product page: 🔗 Caterpillar 134-5990 Gear-Sun at AllParts Expert.

Related Part Numbers: 134-5990, 2076938, 2768185