(2019-2021) GMC Truck-Sierra 1500 (1999 Up) new style (mirrors mount on door skin), (AT), 4x2, 4.3L AT Transmission - <30K miles Xf 5L Engine (2002-2006) - 120K-150K

5L Engine (2002-2006) - 120K-150K miles

B4204T27 engine) 2

8L Engine (2009-2012) - 90K-120K miles

thru engine serial number 2072066 1

(2019-2021) GMC Truck-Sierra 1500 (1999 Up) new style (mirrors mount on door skin), (AT), 4x2, 4.3L AT Transmission - <30K miles Xf 5L Engine (2002-2006) - 120K-150KGMC Truck Sierra 1500 (1999 Up) new style (mirrors mount on door skin), (AT), 4x2, 4. 3L AT Transmission (2019 2021) <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,