2001 Cummins ISB, Truck Delivery, ECMs, Fits to: Freightliner MT55 Chassis, (Used) 2002 Cummins ISB 250, ENGINE ECM- Serial Number: P3944124-RX, Part Number: 2009099, ECM Code: J91200.06, D/C: 25/01/11, Family Number: 2CEXH0359BAB, Displacement: 5.9L, Horsepower: 185, Model: DR1581-RX, CPL: 2687, ESN: 60260422, Part Number: 40160422, Engine: P31240, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Serial# 2009099, Casting# 2009099, Truck Year 2001 4UZAA5BW51CH64778