Vehicle Details
Body Style
Truck
Engine
6.6L 8Cyl
Exterior Colour
White
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock
302863
Trim Details
Crew Cab Standard Box 4-Wheel Drive SLE
The 2026 GMC Sierra 2500HD SLE Crew Cab Standard Box is engineered for serious work with a refined edge. Built to handle demanding jobs without sacrificing comfort or technology, this heavy-duty pickup blends professional-grade muscle, smart trailering features, and a confident, commanding presence, ideal for drivers who expect their truck to work as hard as they do.Â
Performance & CapabilityÂ
Engine: 6.6L V8 gasoline engine delivering robust horsepower and torque for confident towing and haulingÂ
Transmission: Heavy-duty 10-speed automatic transmission engineered for smooth power delivery under loadÂ
Drivetrain: Autotrac 4-Wheel Drive with two-speed transfer case for enhanced traction in tough conditionsÂ
Axle Ratio: 3.73 rear axle ratio optimized for heavy trailering and controlled pulling powerÂ
GVWR: Up to 10,850 lbs, built to meet demanding worksite and towing requirementsÂ
Trailering Equipment: Integrated trailer brake controller, hitch guidance with Hitch View, and in-vehicle trailering app for precise, confident towingÂ
Drive Modes: Selectable drive modes to optimize performance across changing road and terrain conditionsÂ
Off-Road Capability: Automatic locking rear differential, skid plates, hill descent control, and off-road suspension for confident performance beyond the pavementÂ
Heavy-Duty EngineeringÂ
Reinforced HD suspension with heavy-duty front springs for durability under loadÂ
Engine oil cooler, transmission oil cooler, and heavy-duty air filtration system to support sustained performanceÂ
Trailer camera provisions and trailer tire pressure monitoring capability for enhanced towing awarenessÂ
Winter & All-Weather ComfortÂ
Heated driver and front passenger seats for cold-weather comfortÂ
Heated steering wheel and remote start system for added convenience in winter conditionsÂ
Dual-zone automatic climate control with rear air vents for balanced cabin comfortÂ
Engine block heater for dependable cold-weather startsÂ
All-terrain tires paired with 4WD traction for confident year-round drivingÂ
Interior Comfort & ConvenienceÂ
Spacious Crew Cab with durable Jet Black interior and practical 40/20/40 front bench seatingÂ
10-way power-adjustable driver seat for personalized comfort on long workdaysÂ
Power sliding rear window and rear seat storage package for added flexibilityÂ
Keyless open and push-button start for effortless access and ignitionÂ
Multiple USB ports and 120V power outlets in the cabin and bed to power tools and devicesÂ
Technology & ConnectivityÂ
13.4" GMC Premium Infotainment Touchscreen with Google Built-InÂ
Wireless Apple CarPlay® and Android Autoâ„¢ for seamless smartphone integrationÂ
12" reconfigurable digital driver information display for clear, customizable vehicle dataÂ
Wi-Fi hotspot capability and SiriusXM compatibilityÂ
6-speaker audio system delivering clear, balanced soundÂ
Safety & Driver AssistanceÂ
Sierra HD Pro Safety and Pro Safety Plus technologies for enhanced driver confidenceÂ
Forward collision alert with automatic emergency braking and front pedestrian brakingÂ
Lane departure warning and following distance indicatorÂ
HD Surround Vision, bed view camera, and trailer camera provisions for enhanced visibilityÂ
Front and rear park assist, rear cross traffic alert, and trailer side blind zone alertÂ
Teen Driver mode and Buckle-to-Drive technology for added safety awarenessÂ
Exterior Styling & UtilityÂ
18" machined aluminum wheels with dark grey metallic accentsÂ
Summit White exterior with bold chrome front and rear bumpersÂ
LED headlamps, LED fog lamps, LED cargo bed lighting, and LED roof marker lamps for maximum visibilityÂ
Spray-on bedliner and EZ Lift power lock and release tailgate for work-ready convenienceÂ
CornerStep rear bumper, black recovery hooks, and chrome assist steps for easy accessÂ
Built for Real WorkÂ
Whether you’re towing heavy equipment, tackling demanding job sites, or navigating rough terrain, the 2026 GMC Sierra 2500HD SLE delivers relentless strength, intelligent technology, and everyday comfort. It’s a heavy-duty truck designed to perform with confidence, strong, capable, and ready for whatever the day demands.Â
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Packages & Options
Standard Equipment
Technical Specifications
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AM/FM Stereo
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Auxiliary Audio Input
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Bluetooth Connection
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MP3 Player
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Navigation System
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Smart Device Integration
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Requires Subscription
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Satellite Radio
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Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front All-Season
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Tires - Rear All-Season
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Conventional Spare Tire
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Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
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Bumper, front chrome lower
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Bumper, rear chrome with bumper CornerSteps
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Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available on (ZW9) pickup bed delete.)
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Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
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Daytime Running Lights
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Automatic Highbeams
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Lamps, cargo area cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
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Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps
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Heated Mirrors
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Integrated Turn Signal Mirrors
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Power Mirror(s)
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Privacy Glass
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Door handles, body-colour
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Tailgate, standard (Deleted with (ZW9) pickup bed delete.)
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Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)
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Split Bench Seat
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Cloth Seats
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Seat adjuster, passenger 4-way manual
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Pass-Through Rear Seat
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Rear Bench Seat
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Floor covering, colour-keyed carpeting
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Floor Mats
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Steering wheel, wrapped
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Steering Wheel Audio Controls
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Adjustable Steering Wheel
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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
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GMC Premium information Display- 13.4" diagonal Multicolour touch screen
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Exterior Temperature Display, located in radio display
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Power Windows
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Power Door Locks
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Keyless Entry
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Keyless Start
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Cruise Control
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Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
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Auxiliary Audio Input
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MP3 Player
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USB ports, (2) charge-only, rear
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Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet) (Deleted with (ZW9) pickup bed delete.)
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Air vents, rear (Not available with Regular Cab model.)
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A/C
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Mirror, inside rearview, manual tilt
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Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
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8 Cylinder Engine
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Gasoline Fuel
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10-Speed A/T
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A/T
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Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
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Running Boards/Side Steps
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GVWR, 10,450 lbs. (4740 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 17" wheels.)
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Keyless Start
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Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)
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Locking/Limited Slip Differential
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Four Wheel Drive
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Cooling, external engine oil cooler
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Cooling, auxiliary external transmission oil cooler
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Air filter, heavy-duty
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Air filtration monitoring
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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.)
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Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
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Trailer brake controller, integrated
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Tow Hooks
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Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
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Suspension Package (Not available with (X31) Off-Road Package.)
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Brake lining wear indicator
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Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)
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Automatic Highbeams
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Front Collision Mitigation
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Front Collision Warning
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Lane Departure Warning
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Tow Hitch
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Front Collision Mitigation
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Front Collision Warning
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Stability Control
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Traction Control
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Daytime Running Lights
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Driver Air Bag
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Front Head Air Bag
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Front Side Air Bag
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Passenger Air Bag
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Passenger Air Bag Sensor
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Rear Head Air Bag
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Requires Subscription
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Telematics
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Back-Up Camera
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Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
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Lane Departure Warning
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Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)
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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.)
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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.)
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Driver Restriction Features
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Tire Pressure Monitor
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Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering (Not available on (ZW9) pickup bed delete.)
No matches were found.
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Vehicle NameGMC Sierra 2500HD
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Body StyleCrew Cab Pickup
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Body CodeE63
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DrivetrainFour Wheel Drive
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Trans Order CodeMKM
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Trans Type10
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Trans Description Cont.Automatic
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Clutch Size (in)N/A
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Passenger Capacity6
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Front Head Room (in)43.03
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Front Leg Room (in)44.53
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Front Shoulder Room (in)66.02
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Front Hip Room (in)61.18
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Second Head Room (in)40.12
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Second Leg Room (in)43.4
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Second Shoulder Room (in)65.3
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Second Hip Room (in)60.24
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Curb Weight - Front (lbs)4013
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Curb Weight - Rear (lbs)2812
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Gross Vehicle Weight Rating Cap (lbs)10850
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Gross Combined Wt Rating (lbs)26000
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Dead Weight Hitch - Max Trailer Wt. (lbs)5000
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Dead Weight Hitch - Max Tongue Wt. (lbs)500
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Wt Distributing Hitch - Max Trailer Wt. (lbs)16000
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Wt Distributing Hitch - Max Tongue Wt. (lbs)1600
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)18380
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)4600
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Maximum Trailering Capacity (lbs)20000
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Engine Order CodeL8T
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Engine TypeGas V8
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Displacement6.6L
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Fuel SystemDirect Injection
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SAE Net Horsepower @ RPM401 @ 5200
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SAE Net Torque @ RPM464 @ 4000
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Cold Cranking Amps @ 0° F (Primary)720
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Maximum Alternator Capacity (amps)170
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Maximum Alternator WattsN/A
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Suspension Type - FrontShort/Long Arm
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Suspension Type - RearMulti-Leaf Springs
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Axle Ratio (:1) - Front3.73
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Axle Ratio (:1) - Rear3.73
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Shock Absorber Diameter - Front (mm)2.01
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Shock Absorber Diameter - Rear (mm)2.01
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Stabilizer Bar Diameter - Front (in)1.38
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Front Tire Order CodeQF6
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Rear Tire Order CodeQF6
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Spare Tire Order CodeZYG
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Front Tire SizeLT275/70R18E
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Rear Tire SizeLT275/70R18E
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Spare Tire SizeLT275/70R18
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Revolutions/Mile @ 45 mph - Front (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Rear (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Spare (Rev/Mile)N/A
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Front Wheel Size (in)18
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Rear Wheel Size (in)18
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Spare Wheel Size (in)18
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Front Wheel MaterialAluminum
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Rear Wheel MaterialAluminum
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Spare Wheel MaterialSteel
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Steering TypePwr Recirculating Ball
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Turning Diameter - Curb to Curb (ft)52.7
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Turning Diameter - Wall to Wall (ft)N/A
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Brake TypePwr
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Brake ABS System4-Wheel
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Disc - FrontYes
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Disc - RearYes
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Front Brake Rotor Diam x Thickness (in)14 x 1.6
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Rear Brake Rotor Diam x Thickness (in)14.1 x 1.3
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Fuel Tank Capacity, Approx (L)136
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Wheelbase (in)159
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Length, Overall (in)250.75
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Width, Max w/o mirrors (in)81.85
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Height, Overall (in)79.82
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Cab to Axle (in)42.17
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Ground Clearance, Front (in)10.12
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Ground Clearance, Rear (in)10.12
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Cargo Box Length @ Floor (in)82.2
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Cargo Box Width @ Floor (in)71.4
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Cargo Box Width @ Wheelhousings (in)51.85
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Cargo Box (Area) Height (in)21
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Cargo Volume (ft³)69.5
No matches were found.
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* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2026 GMC Sierra 2500HD SLE may not match the exact vehicle displayed. Please confirm the accuracy of this information with a sales representative.
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