2017 GMC 2500 Sierra Denali 4x4 Duramax diesel with Allison transmission!! 1 owner immaculate truck. This truck has everything! Heated and cooled seats, nav, wifi, premium stereo, wireless phone charger, 4x4, 5th wheel hitch, factory spray in bed liner. If your in the market for a like new diesel this is IT! Come by and get it before its GONE!