2006 Mercedes OM904LA, Truck Delivery, Engine Assys, Fits to: Freightliner MT55 Chassis, (Used) 2006 Mercedes OM904LA, ENGINE ASSEMBLY- Family Number: ^MBXH4.25DJA, Displacement: 4.3L, Horsepower: 170, E.C.S.: TC, ECM ,CAC, EGR, 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 170, Serial# TBD, Casting# TBD 4UZAARCP76CX31767