The 2026 GMC Sierra 3500HD SLT in stunning Silver is a powerhouse with its 4×4 drivetrain, ensuring confident handling across any terrain. Designed to be both functional and stylish, this new 4WD Crew Cab Standard Box SLT model boasts a commanding presence on the road, accentuated by its bold truck frame.
Step inside to a luxurious Brown leather interior that offers both comfort and convenience. The spacious cabin is fitted with premium features such as power seats and windows, a heated steering wheel, and heated front seats, all designed to make your drive more enjoyable. The leather seats add a touch of elegance and are perfect for those looking for a touch of luxury in their daily drives.
Stay connected and confident with a suite of advanced technology and safety features. The built-in navigation system and smart device integration ensure you have the latest information at your fingertips. Additionally, safety is enhanced with features like a backup camera and lane assist. Whether commuting or embarking on long journeys, the Wi-Fi hotspot keeps you connected while the satellite radio offers endless entertainment. Keyless entry and remote start add another layer of convenience, making the Sierra 3500HD as practical as it is sophisticated.
This vehicle is an ideal match for those who require robust performance combined with luxurious comfort—perfect for both families and professionals on the move. Contact our dealership today for more information and to experience the exceptional capabilities of the 2026 GMC Sierra 3500HD SLT.
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Slt Preferred Equipment Group • 4SAincludes standard equipment
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Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel Compatible • L5P(470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
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Transmission, 10-Speed Automatic • MGM
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Gvwr, 12,100 Lbs. (5488 Kg) With Single Rear Wheels • G4Y
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Rear Axle, 3.42 Ratio • GU6
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Wheels, 20" (50.8 Cm) Bright Face Wheels With Dark Painted Pockets • Q7J
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Tires, Lt275/65R20 All-Terrain, Blackwall • QF9
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Sterling Metallic • GXD
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Seats, Front 40/20/40 Split-Bench • AZ3with covered armrest storage and under-seat storage (lockable)
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Dark Walnut/Slate, Perforated Leather-Appointed Front Outboard Seating Positions • HVE
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Audio System, 13.4" Diagonal Premium Gmc Infotainment System • IOKwith Google built in apps such as navigation and voice assistance, includes colour 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.
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Engine Block Heater • K05
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High Idle Switch • UF3
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Alternator, 220 Amps • KW5
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Exhaust Brake • K40
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Bedliner, Spray-On • CGNPickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)
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Winter Grille Cover • BHP
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Air Conditioning
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Backup Camera
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Bluetooth Connection
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Cruise Control
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Heated Seats
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Keyless Entry
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Lane Assist
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Leather Seats
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Navigation System
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Power Seats
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Power Windows
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Remote Start
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Running Boards
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Satellite Radio
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Smart Device Integration
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Wi-Fi Hotspot
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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
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front All-Terrain
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Tires - Rear All-Terrain
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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
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Bumper, front chrome lower
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CornerStep, rear bumper
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Mouldings, beltline, stainless steel
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Cargo tie downs (12), fixed, rated at 500 lbs per corner
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Grille, Chrome surround with Chrome insert bars
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Daytime Running Lights
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LED Headlights
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Automatic Highbeams
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Fog Lamps
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Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
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Heated Mirrors
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Integrated Turn Signal Mirrors
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Power Folding Mirrors
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Power Mirror(s)
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Mirror caps, chrome
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Intermittent Wipers
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Rain Sensing Wipers
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Variable Speed Intermittent Wipers
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Privacy Glass
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Tailgate, standard
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Tailgate and bed rail protection caps, top
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Split Bench Seat
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Leather Seats
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Driver Adjustable Lumbar
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Power Driver Seat
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Passenger Adjustable Lumbar
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Power Passenger Seat
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Pass-Through Rear Seat
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Rear Bench Seat
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Heated Front Seat(s)
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Mirror Memory
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Seat Memory
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Floor covering, colour-keyed carpeting
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Floor Mats
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Heated Steering Wheel
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Adjustable Steering Wheel
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Steering Wheel Audio Controls
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Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
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Exterior Temperature Display located in radio display
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Compass, located in instrument cluster
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Tire Pressure Monitor
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Window, power front, drivers express up/down
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Power Windows
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Power Door Locks
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Remote Engine Start
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Keyless Entry
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Keyless Start
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Cruise Control
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Security System
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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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A/C
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Climate Control
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Multi-Zone A/C
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Air vents, rear
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Rear Defrost
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Auto-Dimming Rearview Mirror
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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, 11,550 lbs. (5239 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
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Keyless Start
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Air filter, heavy-duty
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Air filtration monitoring
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Transfer case, two-speed active electronic Autotrac with push button control
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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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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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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.)
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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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ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
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Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
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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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Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
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Lane Departure Warning
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Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
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Rear Seat Reminder
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Driver Restriction Features
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Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)
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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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Tire Pressure Monitor
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Vehicle NameGMC Sierra 3500HD
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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 CodeMGM
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Trans Type10
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Trans Description Cont.Automatic
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First Gear Ratio (:1)4.54
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Second Gear Ratio (:1)2.87
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Third Gear Ratio (:1)2.06
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Fourth Gear Ratio (:1)1.72
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Fifth Gear Ratio (:1)1.48
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Sixth Gear Ratio (:1)1.26
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Seventh Gear Ratio (:1)1.00
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Eighth Gear Ratio (:1)0.85
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Ninth Gear Ratio (:1)0.69
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Tenth Gear Ratio (:1)0.63
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Reverse Ratio (:1)4.54
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Passenger Capacity6
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Front Head Room (in)39.88
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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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Gross Axle Wt Rating - Front (lbs)5600
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Gross Axle Wt Rating - Rear (lbs)7250
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Curb Weight - Front (lbs)4032
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Curb Weight - Rear (lbs)2928
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Gross Vehicle Weight Rating Cap (lbs)12100
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Gross Combined Wt Rating (lbs)30000
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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)20000
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Wt Distributing Hitch - Max Tongue Wt. (lbs)2000
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)21600
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)5400
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Maximum Trailering Capacity (lbs)20000
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Engine Order CodeL5P
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Engine TypeTurbocharged Diesel V8
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Displacement6.6L
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Fuel SystemDirect Injection
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SAE Net Horsepower @ RPM470 @ 2800
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SAE Net Torque @ RPM975 @ 1600
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Engine Oil CoolerYes
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Cold Cranking Amps @ 0° F (Primary)720
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Maximum Alternator Capacity (amps)220
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Frame TypeHydroformed
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Suspension Type - FrontShort/Long Arm w/Torsion Bars
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Suspension Type - Rear3-Stage Multi-Leaf
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Axle Type - FrontIndependent
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Axle Ratio (:1) - Front3.42
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Axle Ratio (:1) - Rear3.42
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Shock Absorber Diameter - Front (mm)51
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Shock Absorber Diameter - Rear (mm)51
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Stabilizer Bar Diameter - Front (in)1.38
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Front Tire Order CodeQF9
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Rear Tire Order CodeQF9
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Spare Tire Order CodeZYG
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Front Tire SizeLT275/65R20
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Rear Tire SizeLT275/65R20
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Spare Tire SizeLT275/70R18
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Front Wheel Size (in)20 x 8.5
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Rear Wheel Size (in)20 x 8.5
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Spare Wheel Size (in)18 x 8
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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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Steering Ratio (:1), At LockN/A
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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)158.94
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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)80.87
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Cab to Axle (in)42.17
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Ground Clearance, Front (in)11.18
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Ground Clearance, Rear (in)11.18
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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
- Cash Discount -$3,480
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 3LZ-$6,000
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Body StyleTruck
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Engine3.0L
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Exterior ColourWhite
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TransmissionAutomatic
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Drivetrain4×4
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Stock6SL16402
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Fuel TypeDiesel
- Cash Discount -$3,480
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 3LZ-$6,000
- Cash Discount -$4,569
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 5SA-$6,000
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Body StyleTruck
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Engine6.2L
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Exterior ColourWhite
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TransmissionAutomatic
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Drivetrain4×4
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Stock6SR10148
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Fuel TypeGasoline
- Cash Discount -$4,569
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 5SA-$6,000
- Discount -$15,504
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Body StyleTruck
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Engine3.0L
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Exterior ColourBlack
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TransmissionAutomatic
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Drivetrain4×4
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Stock6SR15616
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Fuel TypeDiesel
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14,834 km
- Discount -$15,504
- Cash Discount -$1,650
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 1LZ-$4,000
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Body StyleTruck
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Engine6.6L
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Exterior ColourRed
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TransmissionAutomatic
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Drivetrain4×4
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Stock6SL32412
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Fuel TypeDiesel
- Cash Discount -$1,650
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBG
Required packages: 1LZ-$4,000
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Cash Discount-$5,180
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Non-Stackable Cash Delivery Allowance (NSCDA) - CBGRequired packages: 4SA-$4,000Valid from 2026/04/01 - 2026/04/26
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Cash Discount-$5,180
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Cash Discount-$5,180