CATERPILLAR 3B-4611 Pin-Cotter 3B4611

Caterpillar 3B-4611 Pin-Cotter – OEM-Grade Durability for Articulated Dump Trucks and Earthmoving Equipment

The Caterpillar 3B-4611 Pin-Cotter is a precision-engineered fastening component designed to secure pins in critical drivetrain and suspension assemblies across a wide range of Caterpillar heavy machinery. Compatible with models such as AGF-730, AFX-725, B1M-730, and AXM-740 articulated dump trucks, as well as AYH-826G II and AWF-826H earthmoving compactors, this pin-cotter ensures optimal load retention under extreme operating conditions. Manufactured from high-grade alloy steel with corrosion-resistant metallurgy, the 3B-4611 pin-cotter features exacting dimensional tolerances to fit securely within pin grooves, preventing loosening and enhancing overall machine reliability.

Technically, the 3B-4611 pin-cotter boasts a robust design with a diameter and length engineered to withstand repetitive shear and tensile stresses common in heavy-duty applications. Its hardened surface treatment improves wear resistance, extending service intervals and reducing downtime. By maintaining precise pin positioning, this cotter contributes to the structural integrity of articulated joints and drivetrain linkages, ensuring smooth articulation and load distribution. The OEM-quality standard of the 3B-4611 guarantees compatibility and performance equivalent to original Caterpillar parts, making it an essential component for maintaining the operational efficiency of your fleet.

For reliable replacement and enhanced machine performance, explore the full specifications and purchase options at 🔗 Caterpillar 3B-4611 Pin-Cotter on AllParts Expert. This part is a critical investment in the longevity and safety of your articulated dump trucks, earthmoving compactors, and engine-generator sets, ensuring your equipment continues to perform at peak levels under demanding load conditions.