EXTERIOR

• Tires, LT275/65R20 all-terrain, blackwall (Requires single rear wheels.)
• Tire, spare LT275/70R18 all-terrain, blackwall (Included and only available with (QF9) LT275/65R20 all-terrain, blackwall tires on single rear wheel models.)
• Single Rear Wheels
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front, body-color lower
• Bumper, rear body-color with bumper CornerSteps
• CornerStep, rear bumper
• Bed Step, Black integrated on forward portion of bed on driver and passenger side
• Moldings, beltline, stainless steel
• Wheelhouse liners, rear (Certain vehicles built prior to 3-21-2022 and after 4-7-2022 will include rear wheelhouse liners. Certain vehicles built on 3-21-2022 thru 4-7-2022 will be forced to include (RFZ) Not Equipped with Rear Wheelhouse liners, which removes Rear Wheelhouse liners. See dealer for details or the window label for the features on a specific vehicle. Not available with dual rear wheels.)
• Cargo tie downs (12), fixed, rated at 500 lbs per corner
• Grille, Signature Denali grille with high gloss Black mesh and Chrome inserts
• Fog lamps, LED
• Taillamps, LED signature taillight with LED stop and reverse light
• Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
• LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
• Lamps, Smoked Amber roof marker, (LED) (Standard with dual rear wheels. Not available with (YF5) California state emissions requirements on single rear wheels.)
• Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
• Mirror caps, chrome
• Glass, deep-tinted
• LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo Diesel V8 engine.)
• Door handles, chrome
• Tailgate, GMC MultiPro Tailgate with six functional load/access features. NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
• Tailgate and bed rail protection caps, top
• Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light

MECHANICAL

• Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
• GVWR, 11,350 lbs. (5148 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
• Air filter, heavy-duty
• Air filtration monitoring
• Transfer case, two-speed active electronic Autotrac with push button control
• Auto-locking rear differential
• Four wheel drive
• Cooling, external engine oil cooler
• Cooling, auxiliary external transmission oil cooler
• Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
• Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
• Trailer brake controller, integrated
• Recovery hooks, front, Chrome
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Skid Plates protect the oil pan, front axle and transfer case
• Suspension, Off-Road includes twin-tube shocks (Not available with dual rear wheels.)
• Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Brake lining wear indicator
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)

PACKAGE

• X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
• ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App

SAFETY

• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
• Hill Descent Control (Not available with dual rear wheels.)
• Airbags, Dual-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; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
• Bed View Camera camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, includes Two Trailer Camera Provisions
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
• Following Distance Indicator
• Safety Alert Seat
• Rear Seat Reminder
• Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver