
2026 GMC Sierra 1500
Baraboo, WI
2026 GMC Sierra 1500 AT4 Crew Cab 4WD
Baraboo, WI
$71,104
MSRP
$75,270
Dealer rating
Request information
Features
Mileage
0
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black with Kalahari accents, Perforated leathe
MPG
22 MPG
Engine
3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2026
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Jet Black with Kalahari accents, Perforated leathe
- Mileage:0 mi
- Condition:New
- VIN:1GTUUEE89TZ259426
- Stock number:42018
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:22 MPG
- City gas mileage:21 MPG
- Highway gas mileage:24 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:3L I6 Diesel
Safety
- ABS Brakes
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing
- Selling slowlyOn the market longer than average. There may be flexibility on price.
- Price decreasedPrice went down by $1,000.
Dealer

Dealer reviews
Dealer's description
2026 GMC Sierra 1500 AT4 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 2 Charge/Data USB Ports Inside Center Console, 2 Type-C Charge-Only Rear USB Ports, 2 USB Ports, 220 Amp Alternator, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, All-Weather Floor Liners with AT4 Logo, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Auto-Locking Rear Differential, Automatic Emergency Braking, Automatic temperature control, Bed-Mounted Tubular Sport Bar, Black Badging Package, Black Chrome Grille Insert Bars, Black GMC Emblems, Black Sierra Nameplates, Block heater, Body Color Wheel Arch Moldings, Brake assist, Buckle to Drive, Bumpers: body-color, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Front reading lights, Front wheel independent suspension, Fully automatic headlights, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver and Front Outboard Passenger Seating, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty Air Filter, Hill Descent Control, Hitch Guidance, Hitch View, Illuminated entry, in-Vehicle Trailering System App, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Keep Assist with Lane Departure Warning, LED Cargo Area Lighting, Low tire pressure warning, Memory seat, Navigation System, Occupant sensing airbag, Off-Road Appearance Package, Off-Road High Clearance Step, Off-Road Recovery Kit, Off-Road Suspension, OnStar Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Front Leather Seat Trim, Perimeter Lighting, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows with Express Up/Down, Power Front Windows with Driver Express Up/Down, Power passenger seat, Power Rake and Telescoping Steering Column, Power Rear Windows with Express Down, Power steering, Power windows, Preferred Equipment Group 4SB, Premium Bose 7-Speaker Sound System, Push Button Start, Radio data system, Radio: Premium GMC Infotainment Audio System, Rain sensing wipers, Rear Cross Traffic Braking, Rear Pedestrian Detection, Rear Premium Floor Liners with Removable Carpet Insert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Red Recovery Hooks, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM with 360L Trial Subscription, Speed control, Speed-sensing steering, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Theft Deterrent System (unauthorized Entry), Tilt steering wheel, Traction control, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trailering Package, Trip computer, Ultrasonic Front and Rear Park Assist, Variably intermittent wipers, Ventilated Driver and Price includes: $1750 - Purchase Allowance. Exp
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* Fuel economy figures shown are provided from EPA mileage estimates and may not be comparable across different model years. Actual mileage will vary, depending on specific options selected, vehicle maintenance and your driving habits
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