Sierra 3500 Standard BOX 4WD CrewSEATING HEATED AND COOLED PERFORATED LEATHER-APPOINTED FRONT BUCKET, TRAILERING WIRING PROVISIONS for camper fifth wheel and gooseneck trailer includes additional 7-way wiring harness is located at the rear of the pickup box attached to the rear frame cross member, ENGINE DURAMAX 6.6L TURBO DIESEL V8 B20-DIESEL COMPATIBLE (397 hp [296.0 kW] @ 3000 rpm 765 lb-ft of torque [1032.8 N-m] @ 1600 rpm) Includes (K40) exhaust brake.), IRIDIUM METALLIC, SUNROOF POWER, TRAILER BRAKE CONTROLLER INTEGRATED, SUSPENSION PACKAGE OFF-ROAD includes Z71 chrome front fender emblems twin tube Rancho brand shocks (JHD) Hill Descent Control (NZZ) underbody shield and Off-Road Driver Information Centre graphics., SLT PREFERRED EQUIPMENT GROUP includes standard equipment, SWITCH HIGH IDLE, DARK ASH PERFORATED LEATHER-APPOINTED SEAT TRIM with Jet Black interior accents, TIRES LT265/70R18E ALL-TERRAIN BLACKWALL, GVWR 11 500 LBS. (5216 KG) WITH SINGLE REAR WHEELS, REAR AXLE 3.73 RATIO, AUDIO SYSTEM 8 DIAGONAL COLOUR TOUCH SCREEN NAVIGATION WITH INTELLILINK AM/FM/SIRIUSXM with USB ports auxiliary jack SD card slot Bluetooth streaming audio for music and most phones hands-free smartphone integration and voice-activated technology for radio and phone, 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. (STD), SEATS FRONT FULL-FEATURE LEATHER-APPOINTED BUCKET with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters including 2-way power lumbar control 2-position driver memory adjustable head restraints (D07) floor console and storage pockets., TRANSMISSION ALLISON 1000 6-SPEED AUTOMATIC electronically controlled with overdrive electronic engine grade braking and tow/haul mode, Multi-Zone A/C, Power Passenger Seat, Pass-Through Rear Seat, Power Windows, Steering Wheel Audio Controls, Seat Memory, Leather Steering Wheel, A/C, Tires - Rear All-Season, Chrome Wheels, Steering Wheel Audio Controls, Passenger Vanity Mirror, Bluetooth Connection, Climate Control, Privacy Glass, Driver Illuminated Vanity Mirror, Bluetooth Connection, Power Driver Seat, Driver Vanity Mirror, Passenger Illuminated Visor Mirror, Stability Control, Passenger Air Bag, ABS, Traction Control, Satellite Radio, Cruise Control, Satellite Radio, Fog Lamps, Tow Hooks, Driver Air Bag, CD Player, Cruise Control, Locking/Limited Slip Differential, Rear Defrost, Conventional Spare Tire, AM/FM Stereo, Keyless Entry, Telematics, Floor Mats, Heated Mirrors, Leather Seats, Adjustable Steering Wheel, Auxiliary Audio Input, Power Folding Mirrors, Auto-Dimming Rearview Mirror, Driver Adjustable Lumbar, Telematics, Remote Engine Start, Navigation from Telematics, Rear Bench Seat, WiFi Hotspot, Security System, Power Door Locks, Heated Front Seat(s), 4-Wheel Disc Brakes, Four Wheel Drive, Power Door Locks, Power Mirror(s), Integrated Turn Signal Mirrors, Back-Up Camera, Split Bench Seat, Tires - Front All-Season, Heated Front Seat(s), Adjustable Pedals, Passenger Adjustable Lumbar, Tow Hitch, Universal Garage Door Opener, Smart Device Integration, Requires Subscription, Requires Subscription, Requires Subscription, Requires Subscription, MP3 Capability, MP3 Capability