2015-2021 Yukon. 2015-2021 Yukon XL. 2017 Silverado 3500 HD WT 4-Door, Extended Cab Pickup, RH AND LH ELEC R/CON HEATED O/S MIRROR(DL8), WIDE LOAD MAN EXTENDING/MAN FOLD O/S MIR(DPN), EXCEPT ACCESSORY MIRRORS - TRAILER EXTENSION - ALT FINISH(S4O), ACCESSORY MIRROR COVERS(5JR), EXCEPT ACCESSORY TRAILER EXTENSION MIRRORS(S4Z).
