6-Speed Automatic, 4WD, and Ebony w/Premium Cloth Seat Trim. Crew Cab! Yes! Yes! Yes! You don't have to worry about depreciation on this gorgeous 2012 GMC Sierra 1500! The guy before you got it all! What a guy! While 99% of the time you'll probably be driving on pavement, the 4WD power delivery means you don't have to live that other 1% with regret.