(2020) GMC Truck-Sierra 3500 (2001 Up) (AT, 6.6L), gasoline, 4x2 AT Transmission - <30K miles 135i 5L Engine (2017-2021) - 30K-60K

5L Engine (2017-2021) - 30K-60K miles

7L Engine (2013-2014) - 120K-150K miles

4L Engine (2018-2019) - <30K miles

3L Engine (2003-2004) - 90K-120K miles

Blind Spot Intervention (BSI) - Anti-Lock Brake Pump (2013) - ABS

(2020) GMC Truck-Sierra 3500 (2001 Up) (AT, 6.6L), gasoline, 4x2 AT Transmission - <30K miles 135i 5L Engine (2017-2021) - 30K-60KGMC Truck Sierra 3500 (2001 Up) (AT, 6. 6L), gasoline, 4x2 AT Transmission (2020) <30K miles This used OEM transmission is listed as its own product for the <30K 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, transmission