This GMC Sierra 3500HD delivers a Turbocharged Diesel V8 6.6L/ engine powering this Automatic transmission. StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist, WHEELS, 18" (45.7 CM) POLISHED FORGED ALUMINUM Includes "Denali" center caps.), TRANSMISSION, 10-SPEED AUTOMATIC (STD).*This GMC Sierra 3500HD Comes Equipped with These Options *SUSPENSION PACKAGE, GOOSENECK / 5TH WHEEL PREP PACKAGE -- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness). , TIRES, LT235/80R18 ALL-TERRAIN, BLACKWALL, TIRE, SPARE LT235/80R18 BLACKWALL ALL-TERRAIN, SEATS, FRONT BUCKET WITH CENTER CONSOLE (STD), REAR AXLE, 3.42 RATIO, PREMIUM FLOOR LINERS WITH REMOVABLE CARPET INSERT, REAR, PREMIUM FLOOR LINERS WITH REMOVABLE CARPET INSERT, FRONT, ONYX BLACK, LPO, REAR WHEELHOUSE LINERS (dealer-installed).* Visit Us Today *Test drive this must-see, must-drive, must-own beauty today at Deacon Jones Autopark, 1115 N Bright Leaf Dr, Smithfield, NC 27577.