Eaton 288083 Pump Transmission Input Shaft

The Eaton 288083 Shaft is a transmission input shaft used in Eaton heavy-duty manual and automated truck transmissions. It serves as the primary drive shaft that transfers power from the engine’s clutch to the transmission gear assembly. This component is precision-machined to ensure proper torque transfer, smooth gear engagement, and long service life under high load conditions. Manufacturer: Eaton Corporation Part Number: 288083 Type: Transmission input shaft Application: Eaton Fuller heavy-duty truck transmissions (RT, RTO, and similar models) Function: Transfers engine torque to transmission mainshaft for gear engagement Material: Alloy steel, heat-treated for strength and wear resistance Surface Finish: Precision ground bearing and spline surfaces Design Features: • Front end: Splined for clutch disc engagement • Rear end: Splined to mesh with transmission gear set • Bearing seats: Machined for tapered roller or ball bearings Typical Transmission Models: Eaton Fuller 10-speed and 13-speed (depending on configuration) Overall Length: Approx. 16–18 in (varies by model) Spline Type: SAE involute spline Operating Conditions: High torque, continuous-duty truck applications Applications: Heavy-duty commercial trucks, tractors, and off-highway vehicles Country of Manufacture: USA Please review pictures carefully and let us know if you have any questions!