CCC PARTS Gear AUX M/S Part No: FUL4302798

$255.23

The FUL4302798 Auxiliary Mainshaft Gear is built to deliver reliable torque transfer within heavy-duty manual transmissions. Manufactured from hardened steel, it ensures long-lasting durability, stable rotation, and accurate gear engagement under demanding workloads. Ideal for transmission rebuilds or replacing worn internal components, this gear helps restore smooth shifting, minimize internal wear, and maintain consistent driveline reliability for commercial trucks operating in challenging conditions.

Specifications

The FUL4302798 Auxiliary Mainshaft Gear is a critical internal gear used in heavy-duty manual transmissions, designed to withstand substantial torque loads and continuous operation. Crafted from high-strength alloy steel, it is engineered to maintain accurate gear mesh, smooth rotation, and dependable power transfer throughout the auxiliary section of the gearbox. This gear is ideal for transmission overhauls, fleet maintenance, or OEM-level replacements, offering long service life, improved durability, and stable performance under severe duty cycles commonly found in commercial truck applications.

Weight

Compatibility

Freightliner trucks with Eaton/Fuller transmissions

Kenworth heavy-duty models

Peterbilt Class 8 tractors

International / Navistar trucks

Mack trucks with compatible gearboxes

Volvo heavy-duty tractors