2021 GMC SIERRA K1500 AT4

Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare Wheelhouse liners, rear Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door Bumper, front, body-color lower (Front bumper color will be high gloss black.) Bumper, rear body-color with corner steps CornerStep, rear bumper Grille (Body-color surround with high gloss Black mesh and Black chrome inserts. With (PCP) AT4 CarbonPro Edition the grille will have a unique grille surround with Black Chrome finish.) Fog lamps, LED Taillamps, LED signature taillight with LED stop and reverse light Mirror caps, high gloss Black (Deleted with (DQS) outside power adjustable vertical trailering mirrors and mirror caps will be chrome.) Glass, deep-tinted 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 Tailgate, GMC MultiPro Tailgate with six functional load/access features Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light Tailgate and bed rail protection caps, top Door handles, body-color Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (AT4 logo replaces GMC logo. Deleted with (PCP) AT4 CarbonPro Edition. Double Cab and Crew Cab models are available with Ship Thru codes (VBE), (VCO), (VDT), (VYC) or (VYS).)

HD Radio (Standard on vehicles built before 7-12-2021. Certain vehicles built on or after 7-12-2021 will include (RG0) Not Equipped with HD Radio, which removes (U2L) HD Radio. See dealer for details.) Audio system feature, 6-speaker system Steering wheel audio controls 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)

StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist 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.) Hitch Guidance 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 Rear Seat Reminder

Seat adjuster, driver 10-way power including lumbar Seat adjuster, passenger 10-way power including lumbar Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor) Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability Floor covering, color-keyed carpeting Steering column, manual Tilt-Wheel and telescoping Steering wheel, leather-wrapped Steering wheel, heated Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure Driver Information Center, 4.2" diagonal color display includes driver personalization In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics Compass, located in instrument cluster Exterior Temperature Display, located in radio display Brake lining wear indicator Remote vehicle starter system Theft-deterrent system, unauthorized entry Steering column, lock control, electrical Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet) USB ports, dual, charge-only (2nd row) Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet) Air conditioning, dual-zone automatic climate control Air vents, rear Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)

Rear axle, 3.23 ratio Pickup bed GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.) Air filter, heavy-duty Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details) Hill Descent Control Auto-locking rear differential Transfer case, two-speed, electronic Autotrac with push button control (4WD models only) Suspension, Off-Road with 2" factory installed lift and monotube shocks Four wheel drive Cooling, external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.) Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.) Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.) Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.) Frame, fully-boxed, hydroformed front section Trailer brake controller, integrated Recovery hooks, Red Skid Plates Cargo tie downs (12), fixed, rated at 500 lbs per corner Steering, Electric Power Steering (EPS) assist, rack-and-pinion Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors Capless Fuel Fill Exhaust, dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.) Exhaust, aluminized stainless-steel muffler and tailpipe