New 2026 GMC Sierra 3500 Double Cab Cab Chassis
Stock #56443
Vehicle Notes
Double Cab 4x4. 6.6 V8 gas engine. 162" wheel base. 55" Cab to Axle. 8' box deleted. Upfitter Switches. What this vehicle includes: Safety and Securit…
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Chassis Details
Stock Number
56443
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
11,600
Drivetrain
4WD
Cab Type
Double
Vehicle Trim
SLE
Interior Color
Jet Black, Cloth seat trim
Seating Capacity
6
Exterior Color Description
Sterling Metallic
Engine Cylinder Count
8
Engine
6.6L V8 Gas engine
Transmission Type
Automatic
Fuel Type
Gasoline
Engine Model
L8T
Engine Size (L)
6.6
Horsepower
401
Vehicle Options
- Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD)
- IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
- Tire, spare LT275/70R18 all-terrain, blackwall (STD) (Included and only available with (QF6) LT275/70R18E all-terrain, blackwall tires or (QF9) LT275/65R20 all-terrain, blackwall tires with (E63) pickup bed models. Available to order when (ZW9) pickup bed delete and (QF6) LT275/70R18E all-terrain, blackwall tires are ordered.)
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
- Daytime Running Lamps LED signature lighting
- Cruise control, steering wheel-mounted
- HD Rear Vision Camera (Not available with (ZW9) pickup bed delete. Removed with (UV2) HD Surround Vision.)
- Door locks, power
- Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
- Transmission, 10-Speed automatic (STD)
- Wireless Phone Projection for Apple CarPlay and Android Auto
- Door handles, body-color
- USB Ports, 2, Charge/Data ports located on instrument panel
- OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
- Recovery hooks, front, frame-mounted, Black
- Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
- GVWR, 11,600 lbs. (5262 kg) with single rear wheels (Included and only available with TK30953 model with (L8T) 6.6L V8 gas engine with 18" or 20" wheels. Requires single rear wheels.) (STD)
- Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
- CornerStep, rear bumper
- Steering wheel audio controls
- Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)
- OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
- Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance, includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones. (STD)
- Auto-locking rear differential
- Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
- Seat adjuster, passenger 4-way manual
- 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.)
- SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)
- Floor covering, color-keyed carpeting
- LED Signature DRL's
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- Windows, power rear, express down (Not available on Regular Cab models.)
- Trailer brake controller, integrated
- Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet) (Deleted with (ZW9) pickup bed delete.)
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light (Deleted with (ZW9) pickup bed delete.)
- Cooling, external engine oil cooler
- Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
- Exterior Temperature Display located in radio display
- Window, power front, drivers express up/down
- Steering, Recirculating Ball with smart flow power steering system
- Seat trim, Cloth
- Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
- Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable) (STD)
- Cooling, auxiliary external transmission oil cooler
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
- Wheels, 18" (45.7 cm) machined aluminum wheel with Dark Grey metallic accents (STD) (Requires single rear wheels. Included with (RFX) X31 Off-Road and Protection Package.)
- Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)
- Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
- Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
- Single Rear Wheels (STD)
- Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
- Glass, deep-tinted
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Bluetooth for phone connectivity to vehicle infotainment system
- Four wheel drive
- Brake lining wear indicator
- Air vents, rear (Not available with Regular Cab model.)
- Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)
- Transfer case, two-speed electronic shift with push button controls (Requires 4WD models.)
- Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
- Mirrors, outside power-adjustable vertical trailering with heated upper glass lower convex mirrors, integrated turn signals, manual folding/extending (extends 3.31" [84.25mm]), Black
- Mirror, inside rearview, manual tilt
- Keyless Open and Start includes remote keyless entry
- Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available with (ZW9) pickup bed delete.)
- Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
- Floor mats, rubberized-vinyl front (Included and only available with (B30) color-keyed carpeting. Deleted when LPO floor liners are ordered.)
- Tailgate, standard (Deleted with (ZW9) pickup bed delete.)
- Grille, Chrome surround with chrome insert bars
- 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
- Seat Belt Adjustable Guide Loops, front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)
- Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
- Tires, LT275/70R18E all-terrain, blackwall (STD) (Requires single rear wheels. Included with (RFX) X31 Off-Road and Protection Package.)
- Bumper, front chrome lower
- GMC Premium information Display- 13.4" diagonal Multicolor touch screen
- USB ports, (2) charge-only, rear
- 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.)
- Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering (Not available with (ZW9) pickup bed delete.)
- SiriusXM
- Suspension Package (Not available with (X31) Off-Road Package.)
- Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
- Steering wheel, wrapped
- Moldings, beltline, stainless steel
- Floor mats, rubberized-vinyl rear (Requires Crew Cab or Double Cab model. Included and only available with (B30) color-keyed carpeting. Deleted when LPO floor liners are ordered.)
- Window, power front, passenger express down
- Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps (Requires single rear wheels.)
- Compass, located in instrument cluster
- Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
- Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
- Seat adjuster, driver 10-way power including lumbar
- Fog lamps, LED
- SLE Preferred Equipment Group
- Back-up alarm calibration
- Pickup bed, delete
- Steering column, manual Tilt-Wheel and telescoping
- Universal Vehicle Module
- Capped Fuel Fill
- Remote vehicle starter system
- Upfitter switch kit, (5)
- Bumper, rear, delete
- Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements
- Remote Start Package
- License plate kit, front
- Air conditioning, dual-zone automatic climate control
- Sterling Metallic
- Theft-deterrent system, unauthorized entry
- Single Rear Wheels
- Jet Black, Cloth seat trim
- Lamps, Smoked Amber roof marker, (LED)
- SLE Convenience Package
- Defogger, rear-window electric
- CUSTOMER DIALOGUE NETWORK
- View All
Body Details
Body Type
Cab Chassis
Disclaimer:
May not represent actual vehicle. (Options, colors, trim and body style may vary)
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
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