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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4X

    $100,799

    $6.9K

    MSRP $109,815

    Est. $1,871/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $91,600

    $1K
    Est. $1,700/mo

    Janzen GMC

    4.1
    Check Availability
    Enid, OK (21 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $85,961

    Est. $1,595/mo

    Janzen GMC

    4.1
    Check Availability
    Enid, OK (21 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 Denali

    $86,499

    $5.4K

    MSRP $93,875

    Est. $1,605/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $82,599

    $7K

    MSRP $91,525

    Est. $1,533/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $82,599

    $7K

    MSRP $91,525

    Est. $1,533/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $85,799

    $6.1K

    MSRP $93,875

    Est. $1,592/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $82,292

    $7.1K

    MSRP $91,305

    Est. $1,527/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $82,292

    $7.1K

    MSRP $91,305

    Est. $1,527/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $82,899

    $6K

    MSRP $90,810

    Est. $1,538/mo

    Seth Wadley Chevrolet GMC of Perry

    4.4
    Check Availability
    Perry, OK (13 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 Denali

    $87,651

    Est. $1,627/mo

    Janzen GMC

    4.1
    Check Availability
    Enid, OK (21 mi)
    Quick view
  • Tan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4X

    $89,375

    MSRP $90,150

    Est. $1,659/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (483 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $73,869

    $1K
    Est. $1,371/mo

    Laura Buick GMC

    4.6
    Check Availability
    $888 delivery from Collinsville, IL (445 mi)
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  • Black 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLE

    $60,519

    $1K

    MSRP $69,320

    Est. $1,123/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4X

    $93,319

    $1K

    MSRP $99,620

    Est. $1,732/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4

    $71,819

    MSRP $80,620

    Est. $1,333/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4X

    $93,519

    MSRP $99,820

    Est. $1,736/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Blue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali Ultimate

    $89,434

    $1K

    MSRP $98,235

    Est. $1,660/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $85,210

    Est. $1,581/mo

    Vance Auto Group Guthrie

    4.4
    Check Availability
    Guthrie, OK (35 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $82,354

    MSRP $91,155

    Est. $1,528/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali Ultimate

    $89,434

    MSRP $98,235

    Est. $1,660/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali Ultimate

    $88,834

    MSRP $97,635

    Est. $1,649/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $82,659

    $1.6K

    MSRP $92,060

    Est. $1,534/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLT

    $75,904

    MSRP $84,705

    Est. $1,409/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLT

    $75,904

    MSRP $84,705

    Est. $1,409/mo

    Bob Howard Buick GMC

    4.6
    Check Availability
    Oklahoma City, OK (50 mi)
    Quick view

About the 2026 GMC Sierra 2500

Basics

Pro shown (base trim).

Seating
2
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
0
Transmission
10-Speed A/T
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Side view of the 2026 GMC Sierra 2500
FAQs

How much does the 2026 GMC Sierra 2500 cost?

The 2026 GMC Sierra 2500 price depends on trim level and optional features. Prices typically start at $47,000 and go as high as $94,500 for fully loaded models.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500?

The 2026 GMC Sierra 2500 compares to and/or competes against the following vehicles:


Trims

AT4 (2 styles)

Style
4WD Crew Cab 159" AT4 4WD Crew Cab 172" AT4
Inventory price
Starting at $72,200 Starting at $72,400
Combined MPG
0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

AT4X (1 style)

Style
4WD Crew Cab 159" AT4X
Inventory price
Starting at $85,200
Combined MPG
0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

Denali (2 styles)

Style
4WD Crew Cab 159" Denali 4WD Crew Cab 172" Denali
Inventory price
Starting at $75,200 Starting at $75,400
Combined MPG
0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

Denali Ultimate (2 styles)

Style
4WD Crew Cab 159" Denali Ultimate 4WD Crew Cab 172" Denali Ultimate
Inventory price
Starting at $94,200 Starting at $94,500
Combined MPG
0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

Pro (10 styles)

Style
4WD Double Cab 162" Pro 4WD Double Cab 149" Pro 2WD Double Cab 149" Pro 2WD Double Cab 162" Pro 2WD Reg Cab 142" Pro 4WD Reg Cab 142" Pro 2WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Crew Cab 172" Pro
Inventory price
Starting at $51,900 Starting at $51,700 Starting at $48,900 Starting at $49,100 Starting at $47,000 Starting at $49,800 Starting at $50,900 Starting at $50,700 Starting at $53,500 Starting at $53,700
Combined MPG
0 0 0 0 0 0 0 0 0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

SLE (5 styles)

Style
4WD Double Cab 162" SLE 4WD Double Cab 149" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $56,300 Starting at $56,100 Starting at $54,000 Starting at $58,100 Starting at $57,900
Combined MPG
0 0 0 0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

SLT (2 styles)

Style
4WD Crew Cab 159" SLT 4WD Crew Cab 172" SLT
Inventory price
Starting at $65,200 Starting at $65,500
Combined MPG
0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
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