QSC Gear Oil Cooler Only – PART #4935829

Genuine Cummins OEM Gear Oil Cooler for QSC 8.3 Engines. 4935829 is single bundle cooler used only for gear oil on the QSC engine. It has M22 straight threads with an o-ring (ORB) for gear oil line fittings. O-Rings (1) 3866633, (1) 145582, & (2) 3028291 are reuired for cooler replacement. (LINK)