Call For Pricing
Price: $85,016

New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup

Stock #G12680
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 1
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 1 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 2 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 3 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 4 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 5 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 6 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 7 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 8 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 9 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 10 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 11 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 12 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 13 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 14 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 15 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 16 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 17 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 18 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 19 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 20 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 21 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 22 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 23 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 24 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 25 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 26 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 27 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 28 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 29 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 30 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 31 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 32 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 33 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 34 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 35 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 36 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 37 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 38 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 39 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 40 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 41 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 42 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 43 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 44 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 45 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 46 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 47 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 48 New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 49
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Vehicle Notes

===== Discover GMC Sierra 2500HD AT4 Exceptional Savings at Nalley GMC Brunswick! =====If you are looking* for GMC lease specials *near…
Read More… ===== Discover GMC Sierra 2500HD AT4 Exceptional Savings at Nalley GMC Brunswick! =====If you are looking* for GMC lease specials *near Brunswick, Darien, St Simons Island, and Country Club Estates, Nalley GMC Brunswick is thrilled to offer you competitive* lease offers *on this 2026 GMC Sierra 2500HD AT4. Here is how the monthly payment of $991.25 is calculated for well-qualified buyers shopping with Tier 1 credit (use our *car lease calculator* or *monthly car payment calculator* for estimates) * Vehicle MSRP: $89,215.00 * Lease Term: 36 months * Mileage Allowance: 10,000 miles per year * Total Payments: $35,685.00 over the lease term * Security Deposit: $0.00 * Total Due at Signing: $9,912.25These GM lease specials end 10/31/2025. Disclaimer: Lease this 2026 GMC Sierra 2500HD AT4 (Model TK20743; VIN 1GT4UPEY9TF124458). MSRP $89,215.00. With $8,921.00 down at $991.25 for 36 months, on approved credit. $0.00 security deposit required. $9,912.25 due at signing - includes 1st mo. payment of $991.25. Total payments: $35,685.00. Must finance through Ally Financial. Selling price $89,215.00. Tax, Title, Tags, dealer documentation $899 are extra. Lessee responsible for maintenance, repairs, excessive wear and tear, and $0.20/mile over 10000 miles/year. Early lease termination fee may apply. Option to purchase vehicle at lease end is $64,234.80. Offer cannot be combined with any other offers. Residential restrictions may apply. Available on in-stock units only. See dealer for complete details. Offer Expires: 10/31/2025.If you are looking for GMC finance specials near Brunswick, Darien, St Simons Island, and Country Club Estates, Nalley GMC Brunswick is thrilled to offer you competitive finance offers on this 2026 GMC Sierra 2500HD AT4. Here is how the monthly payment of $1,255.31 is calculated for well-qualified buyers shopping with Tier 1 credit. * Vehicle MSRP: $89,215.00 * Loan Term: 72 months * Total Payments: $90,382.32 over the loan term * Security Deposit: $0.00 * Total Due at Signing: $8,921.00 Disclaimer: Finance this 2026 GMC Sierra 2500HD AT4 (Model TK20743, VIN 1GT4UPEY9TF124458). MSRP $89,215.00, with $8,921.00 down at $1,255.31 for 72 months at 6.07% APR, on approved credit. Total payments: $90,382.32. Must finance through Ally Loan. $14.85 per $1,000 financed. Tax, Title, Tags, dealer documentation $899 are extra. Offer cannot be combined with any other offers. Residential restrictions may apply. Available on in-stock units only. See dealer for complete details. Offer Expires: 10/31/2025.  Brand New 2026 Model Year! *DESIRABLE FEATURES:* on your new 2026 GMC Sierra 2500HD AT4 for sale include: NAVIGATION, LEATHER TRIM, MOONROOF, REMOTE START, HEATED SEATS, DIESEL, LOADED, 4x4, HD Surround Vision, A/C Seats, Multi-Pro Tailgate, Wireless Phone Charger, Heated Steering Wheel, Android Auto, Parking Assist, Trailer Side Blind Zone Alert, Trailer Brake Controls, Tow Pkg, Lane Depart Warning, Heads-Up-Display, Running Boards, Heated Rear-Seats, Apple Carplay, Premium Audio, Blind-Spot Monitor, Push-Button Start, BackUp Sensors, Backup Camera, Bluetooth, Multi-Zone Ac, Front Sensors, Alloy-Wheels, Remote entry, Fog Lamps, and is available at our new & used GMC dealership near Brunswick, GA.Nalley GMC in Brunswick offers you this New 2026 4wd GMC Sierra 2500HD for sale with the following *Factory installed packages including:* At4 Premium Plus Package (MSRP $4,035.00), Duramax 6.6l Turbo-diesel V8 Engine (MSRP $9,990.00), Power-retractable Black Assist Steps (MSRP $2,295.00), and Coastal Dune (MSRP $495.00) increasing the total value by $16,815.00 to this new 2026 GMC Sierra 2500HD.Available at our GMC dealership, this 2026 GMC Sierra 2500HD for sale features a breathtaking *Beige exterior with an attractive Jet Black With Kalahari Accent interior* and an efficient duramax 6.6l v8 turbodiesel engine and 10-speed automatic transmission.*INTERIOR OPTIONS:* Enjoy every minute of your journey in the cabin of this new 2026 GMC Sierra 2500HD, including features such as: Heated Steering Wheel, Air Conditioned Front Seats, Heated Rear Seats, Heated Front Seats, Automatic Climate Control, Second-row Sunroof, Compass, Power Drivers Seat, Memory Seats, Air Conditioning, Memory Mirrors, Steering Wheel Audio Controls, Illuminated entry, Telescoping Wheel, Rear Reading Lights, Bucket Front Seats, Multi-zone Climate Control, Auto Dimming R/V Mirror, Center Console Storage, Rear Seat Center Armrest, Outside Temperature Gauge, Tilt Steering Wheel, Center Armrest, Split Folding Rear Seat, Overhead Console, Usb Ports, Trip Odometer, Vanity Mirrors, Reading Lights, Rear Window Defroster, AM/FM Stereo.*TECHNOLOGY & SAFETY FEATURES:* on this 2026 GMC Sierra 2500HD, include: Remote Engine Start, Premium Bose System, Android Auto by Google, Apple CarPlay Capable, Wireless Smartphone Charger, SiriusXM Satellite Radio, Garage Door Opener, Bluetooth Connection, Keyless Entry & Lane Departure Warning, Electronic Stability Control, Rear Parking Aid, Parking Sensors, Rain Sensing Wipers, Active Park Assist, Cross Traffic Alerts, Post Collision Braking-System, Backup Sensors, Brake Assist, Integrated Turn Signal Mirrors, Security System, Aftermarket Anti Theft System, Speed Sensitive Power Steering, Auto Highbeams, Tire Pressure Monitoring System, Dual Air Bags, Overhead airbag, Delay-off headlights, ABS Brakes, Auto-Dimming Door Mirrors, Low tire pressure warning, Driver Front Side Impact Air Bag, Passenger Air Bag Sensor.*Our New GMC dealership near Brunswick:* Call Nalley GMC today at *912-999-4098 to schedule a test drive* of this 2026 GMC Sierra 2500HD AT4! Our dealership proudly serves Brunswick, Saint Marys, Saint Simons, Savannah, Fernandina Beach and Jacksonville, FL. Visit our dealership at 178 Altama Connector Brunswick GA, 31525 to check it out in person! Find an impressive selection of new and used cars, trucks, and SUVs near you at Nalley GMC, like the popular GMC Encore and Sierra! No matter your budget, we have a great car for you.
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Chassis Details

Stock Number
G12680
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 2500
Class
3
Drivetrain
4WD
Wheelbase
159
Cab Type
Crew
Vehicle Trim
4WD Crew Cab 159 AT4
Vehicle VIN
1GT4UPEY9TF124458
Interior Color
Jet Black with Kalahari accents
Seating Capacity
5
Exterior Color Description
Coastal Dune
Engine Cylinder Count
8
Engine
Turbocharged Diesel V8 6.6L/
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • WHEELS 20 (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS 8 spokes (STD)
  • REAR CAMERA MIRROR inside rearview auto-dimming with full camera display
  • ALTERNATOR 220 AMP
  • TIRES LT275/65R20 ALL-TERRAIN BLACKWALL (STD)
  • TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15 Diagonal Head-Up Display
  • GVWR 11 350 LBS. (5148 KG)
  • TRANSMISSION 10-SPEED AUTOMATIC
  • JET BLACK WITH KALAHARI ACCENTS PERFORATED FRONT LEATHER SEAT TRIM
  • ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
  • WINTER GRILLE COVER
  • UNIVERSAL HOME REMOTE
  • ENGINE BLOCK HEATER
  • 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)
  • SUNROOF POWER
  • SEATS FRONT BUCKET with center console (STD)
  • AT4 PREFERRED EQUIPMENT GROUP includes standard equipment
  • LAMPS SMOKED AMBER ROOF MARKER (LED)
  • REAR AXLE 3.42 RATIO
  • AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) AT4 high clearance step LPO
  • EXHAUST BRAKE
  • WINDOW POWER REAR SLIDING WITH REAR DEFOGGER
  • AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window and (U01) Roof Marker Lamps
  • ASSIST STEPS POWER RETRACTABLE BLACK includes LED lighting
  • MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY
  • COASTAL DUNE
  • Lane Departure Warning
  • Front Collision Mitigation
  • Front Collision Warning
  • Automatic Highbeams
  • Tow Hitch
  • Running Boards/Side Steps
  • Keyless Start
  • Locking/Limited Slip Differential
  • Four Wheel Drive
  • Tow Hooks
  • Power Steering
  • ABS
  • 4-Wheel Disc Brakes
  • Aluminum Wheels
  • Tires - Front All-Terrain
  • Tires - Rear All-Terrain
  • Conventional Spare Tire
  • Bed Liner
  • Daytime Running Lights
  • Automatic Highbeams
  • Fog Lamps
  • Heated Mirrors
  • Power Mirror(s)
  • Integrated Turn Signal Mirrors
  • Power Folding Mirrors
  • Privacy Glass
  • Intermittent Wipers
  • Variable Speed Intermittent Wipers
  • Rain Sensing Wipers
  • Integrated Tailgate Step
  • AM/FM Stereo
  • Navigation System
  • MP3 Capability
  • Bluetooth Connection
  • Auxiliary Audio Input
  • Smart Device Integration
  • Requires Subscription
  • Satellite Radio
  • Requires Subscription
  • Premium Sound System
  • Bluetooth Connection
  • Bluetooth Connection
  • Smart Device Integration
  • WiFi Hotspot
  • Bucket Seats
  • Leather Seats
  • Rear Bench Seat
  • Power Driver Seat
  • Driver Adjustable Lumbar
  • Power Passenger Seat
  • Passenger Adjustable Lumbar
  • Heated Front Seat(s)
  • Heated Front Seat(s)
  • Cooled Front Seat(s)
  • Heated Rear Seat(s)
  • Mirror Memory
  • Seat Memory
  • Floor Mats
  • Floor Mats
  • Heated Steering Wheel
  • Steering Wheel Audio Controls
  • Adjustable Steering Wheel
  • Power Windows
  • Power Windows
  • Power Windows
  • Power Door Locks
  • Keyless Entry
  • Power Door Locks
  • Keyless Start
  • Remote Engine Start
  • Cruise Control
  • Adaptive Cruise Control
  • Security System
  • MP3 Capability
  • Auxiliary Audio Input
  • MP3 Capability
  • Auxiliary Audio Input
  • Climate Control
  • Multi-Zone A/C
  • A/C
  • Rear Defrost
  • Auto-Dimming Rearview Mirror
  • Front Collision Mitigation
  • Front Collision Mitigation
  • Front Collision Warning
  • Traction Control
  • Stability Control
  • Daytime Running Lights
  • Daytime Running Lights
  • Driver Air Bag
  • Passenger Air Bag
  • Front Side Air Bag
  • Front Head Air Bag
  • Rear Head Air Bag
  • Passenger Air Bag Sensor
  • Telematics
  • Requires Subscription
  • Rear Parking Aid
  • Back-Up Camera
  • Aerial View Display System
  • Back-Up Camera
  • Front Collision Warning
  • Lane Departure Warning
  • Cross-Traffic Alert
  • Blind Spot Monitor
  • Driver Restriction Features
  • Tire Pressure Monitor
  • Navigation System
  • Telematics
  • Requires Subscription
  • View All
New 2026 GMC Sierra 2500 AT4 Crew Cab 4WD Pickup for sale #G12680 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

Price $85,016
Additional Upfit Cost

Vehicle available NOW in Brunswick, GA.

Contact Nalley Buick GMC of Brunswick for more info.

(912) 205-5745

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