<p> This GMC Sierra 2500HD delivers a Turbocharged Diesel V8 6.6L/ engine powering this Automatic transmission. WINTER GRILLE COVER, WHEELS, 17" (43.2 CM) MACHINED ALUMINUM (STD), TRANSMISSION, ALLISON 10-SPEED AUTOMATIC. <p><strong>This GMC Sierra 2500HD Comes Equipped with These Options </strong><br /> TIRES, LT265/70R17E ALL-TERRAIN, BLACKWALL, TIRE, SPARE LT265/70R17E ALL-TERRAIN, BLACKWALL, SUMMIT WHITE, SLE PREFERRED EQUIPMENT GROUP Includes Standard Equipment, SEATS, FRONT 40/20/40 SPLIT-BENCH with upper covered armrest storage with fixed lumbar (STD), REAR AXLE, 3.42 RATIO, LICENSE PLATE KIT, FRONT, JET BLACK, CLOTH SEAT TRIM, GVWR, 11,150 LBS. (5058 KG), EXHAUST BRAKE. </p>