This GMC SIERRA 2500 delivers a Gas/Ethanol V8 6.0L/366 engine powering this Automatic transmission. ENGINE, VORTEC 6.0L VARIABLE VALVE TIMING V8 SFI E85-COMPATIBLE, FLEXFUEL, Windows, power with driver express up and down and express down on all other windows, Wheelhouse liners, rear (Deleted with (ZW9) pickup box delete.) (Deleted when (ZW9) pickup box delete is ordered.). This GMC SIERRA 2500 Features the Following Options Wheel, 18' x 8' (45.7 cm x 20.3 cm) full-size, steel spare Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Requires 18' or 20' wheels and tires.), Visors, driver and front passenger illuminated vanity mirrors, Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous engine.), Transfer case, electronic shift with rotary dial controls (Requires 4WD models.), Trailering equipment Trailering hitch platform 2.5' with a 2.0' insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps (Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.), Tires, LT265/70R18E all-season, blackwall, Tire Pressure Monitoring System (does not apply to spare tire), Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.), Theft-deterrent system, unauthorized entry, Tailgate, locking, utilizes same key as ignition and door (Deleted with (ZW9) pickup box delete.) (Deleted when (ZW9) pickup box delete is ordered.). ***Payments O.A.C.The advertised price does not include s