2018 Cummins X15, Truck Tractor, Engine Assys, Fits to: Freightliner Cascadia 125, (Used) 2017 CUMMINS ISX ENGINE ASSEMBLY- Family Number: HCEXH0912XAW, Displacement: 15L, Horsepower: 400, Serial Number: 79972078, E.C.S.: EGR, PTOX, SCRC, CPL: 4342, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Horse Power 400, Serial# 79972078, Casting# 79972078 1FUJGEFG4JLJN1174