from 03/01/07 MT Transmission (2007-2010) - 120K-150K miles
7L Engine (2013-2015) - 90K-120K miles
8L Engine (2021-2022) - 30K-60K miles
6L Engine (2015) - <30K miles
transmission ID JTZ AT Transmission (2009-2017) - 60K-90K miles
(2013) GMC Truck-Sierra Denali 2500 (2011 Up) AT, 6.6L, 4x2 AT Transmission - 120K-150K miles Used OEM Part from 03/01/07 MT Transmission (2007-2010)GMC Truck Sierra Denali 2500 (2011 Up) AT, 6. 6L, 4x2 AT Transmission (2013) 120K 150K miles This used OEM transmission is listed as its own product for the 120K 150K miles option, so the price shown belongs to this exact mileage selection. It is a practical replacement choice for buyers who want an OEM style part without dealer new pricing. Please verify fitment before ordering. Match the year, make, model, engine size, drivetrain, VIN notes,