2013 PACCAR MX13, Truck Tractor, ECMs, Fits to: Kenworth T660, (Used) 2012 PACCAR MX13, ENGINE ECM- Part Number: 1833060, Serial Number: 6677LA20950213, Engine information- Family Number: CPCRH12.9M01, ESN: Y017281, 2 Rectangular Plug with 62 Pins each, 1 Rectangular Plug with 92 Pins, Reference images for condition. 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# 6677LA20950213, Casting# 6677LA20950213, Truck Year 2013 1XKADP9XXDJ364903