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Final Price: $78,360

New 2026 GMC Sierra 2500 AT4 Crew Cab

Stock #T202020
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 1
New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 1 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 2 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 3 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 4 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 5 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 6 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 7 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 8 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 9 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 10 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 11 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 12 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 13 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 14 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 15 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 16 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 17 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 18 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 19 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 20 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 21 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 22 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 23 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 24 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 25 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 26 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 27 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 28 New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 29
Photos may be stock images.
Dealer Video
Window Sticker

Vehicle Notes

Heated/Cooled Leather Seats, Navigation, Satellite Radio, Premium Sound System, Heated Rear Seat, 4WD, Aluminum Wheels, Trailer Hitch, AT4 PREFERRED P…
Read More… Heated/Cooled Leather Seats, Navigation, Satellite Radio, Premium Sound System, Heated Rear Seat, 4WD, Aluminum Wheels, Trailer Hitch, AT4 PREFERRED PACKAGE, Bed Liner. Coastal Dune exterior and Jet Black with Kalahari accents interior.

KEY FEATURES INCLUDE
Leather Seats, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start. Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors. GMC AT4 with Coastal Dune exterior and Jet Black with Kalahari accents interior features a 8 Cylinder Engine with 401 HP at 5200 RPM*.

OPTION PACKAGES
includes (PDO) AT4 Preferred Package, (CF5) power sunroof, (CWM) Technology Package and (VXW) AT4 high clearance step, LPO, includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15 Diagonal Head-Up Display, includes (UG1) Universal Home Remote, (A48) rear sliding power window and (U01) Roof Marker Lamps, 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), 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), (STD).

VISIT US TODAY
At Ideal Buick GMC, NO ONE BEATS AN ASCHENBACH DEALand were proud to be your trusted Buick and GMC dealership serving Frederick, Hagerstown, Urbana, Mt. Airy, Thurmont, and beyond! As part of the family-owned Aschenbach Auto Group, we offer 40+ years of relationship-building, expertise, and a commitment to honest, transparent car buying.

Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

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Chassis Details

Stock Number
T202020
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 2500
Class
3
GVWR
10,850
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
AT4
Vehicle VIN
1GT4UPE79TF202020
Interior Color
JET BLACK WITH KALAHARI ACCENTS
Seating Capacity
5
Exterior Color Description
COASTAL DUNE
Engine Cylinder Count
8
Engine
6.6L 8 Cylinder Engine
Transmission Type
Automatic
Fuel Type
Gasoline
Engine Model
L8T
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

New 2026 GMC Sierra 2500 AT4 Crew Cab for sale #T202020 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
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Pricing Details

MSRP $79,360
Purchase Allowance - $500
Bonus Cash - $500
Final Price $78,360
Total Savings $1,000
Additional Upfit Cost

Vehicle available NOW in Frederick, MD.

Contact Ideal Buick GMC for more info.

(301) 666-2251
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