2007 Mercedes OM904LA, Truck Delivery, Engine Assys, Fits to: Freightliner MT55 Chassis, (Used) 2006 Mercedes OM 904 LA, ENGINE ASSEMBLY- Family Number: 6MBXH4.25DJA, Displacement: 4.2L, Horsepower: 170, Serial Number: 0904561198, ECS: 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# 0904561198, Casting# 0904561198 4UZAARCP47CX31985