| 4WD | 6.6L Turbo Diesel V8 | Tow Package | WiFi Hotspot | Heated Leather Power Seats | Leather Steering Wheel | Cruise Control | StabiliTrak | And Much More! |This GMC Sierra 3500HD boasts a Turbocharged Diesel V8 6.6L/403 engine powering this Automatic transmission. ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm, 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater., AIRBAGS, SINGLE-STAGE FRONTAL AIRBAGS FOR DRIVER AND FRONT OUTBOARD PASSENGER; SEAT-MOUNTED SIDE IMPACT AIRBAGS FOR DRIVER AND FRONT OUTBOARD PASSENGER; HEAD-CURTAIN AIRBAGS FOR FRONT AND REAR OUTBOARD SEATING POSITIONS, Windows, power with driver express up and down and express down on all other windows.*This GMC Sierra 3500HD Features the Following Options *Wheels, 18 (45.7 cm) chromed aluminum includes 18 x 8 (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Requires single rear wheels.), Wheelhouse liners, rear (Not available with dual rear wheels. Deleted with (ZW9) pickup box delete.), 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 wheels and tires and single rear wheels. Included with (E63) Pickup Box. Available to order when (ZW9) pick-up box delete is ordered.), 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 CNG/LPG capable 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.), Trailer brake controller, integrated (If (ZW9) pickup box delete or (9J4) rear bumper delete is ordered (JL1) trailer brake controller is deleted and available to order as a free flow option.), Tires, LT265/70R18E all-season, blackwall (Requires single rear wheels.), Tire, spare LT265/70R18E all-season, blackwall (Included and only available with (QWF) LT265/70R18E all-season tires or (QGM) LT265/70R18E all-terrain tires. Available to order when (ZW9) pick-up box delete is ordered.).