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  • Dune 2026 GMC Sierra 2500 SLEDune 2026 GMC Sierra 2500 SLEDune 2026 GMC Sierra 2500 SLEDune 2026 GMC Sierra 2500 SLEDune 2026 GMC Sierra 2500 SLEDune 2026 GMC Sierra 2500 SLE

    $73,214

    MSRP $73,565

    Est. $1,317/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Summit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLE

    $63,499

    MSRP $63,850

    Est. $1,142/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Sterling 2026 GMC Sierra 2500 Denali UltimateSterling 2026 GMC Sierra 2500 Denali UltimateSterling 2026 GMC Sierra 2500 Denali UltimateSterling 2026 GMC Sierra 2500 Denali UltimateSterling 2026 GMC Sierra 2500 Denali UltimateSterling 2026 GMC Sierra 2500 Denali Ultimate

    $98,334

    MSRP $98,685

    Est. $1,769/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLE

    $63,404

    MSRP $63,755

    Est. $1,140/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Titanium 2026 GMC Sierra 2500 SLETitanium 2026 GMC Sierra 2500 SLETitanium 2026 GMC Sierra 2500 SLETitanium 2026 GMC Sierra 2500 SLETitanium 2026 GMC Sierra 2500 SLETitanium 2026 GMC Sierra 2500 SLE

    $73,214

    MSRP $73,565

    Est. $1,317/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLE

    $73,104

    MSRP $73,455

    Est. $1,315/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLE

    $74,769

    MSRP $75,120

    Est. $1,345/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLE

    $73,054

    MSRP $73,405

    Est. $1,314/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLE

    $72,819

    MSRP $73,170

    Est. $1,310/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Sterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLE

    $73,314

    MSRP $73,665

    Est. $1,319/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLE

    $73,269

    MSRP $73,620

    Est. $1,318/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Metallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 Denali

    $89,969

    MSRP $90,320

    Est. $1,618/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • DOWNPOUR MET 2026 GMC Sierra 2500 DenaliDOWNPOUR MET 2026 GMC Sierra 2500 DenaliDOWNPOUR MET 2026 GMC Sierra 2500 DenaliDOWNPOUR MET 2026 GMC Sierra 2500 DenaliDOWNPOUR MET 2026 GMC Sierra 2500 DenaliDOWNPOUR MET 2026 GMC Sierra 2500 Denali

    $89,819

    MSRP $90,170

    Est. $1,616/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Glacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 Denali

    $90,569

    MSRP $90,920

    Est. $1,629/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLE

    $60,934

    MSRP $61,285

    Est. $1,096/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
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  • Summit White 2026 GMC Sierra 2500 Pro

    $54,579

    MSRP $54,930

    Est. $982/mo

    Lee GMC Truck Center

    4.5
    Check Availability
    Auburn, ME (18 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $74,895

    Est. $1,347/mo

    Coleman Buick GMC

    4.4
    Check Availability
    $599 delivery from Lawrenceville, NJ (367 mi)
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  • Onyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali Ultimate

    $98,815

    Est. $1,777/mo

    Coleman Buick GMC

    4.4
    Check Availability
    $599 delivery from Lawrenceville, NJ (367 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

    $85,625

    MSRP $87,375

    Est. $1,540/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
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  • 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

    $89,240

    MSRP $90,990

    Est. $1,605/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali Ultimate

    $99,845

    MSRP $101,595

    Est. $1,796/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLE

    $67,964

    MSRP $62,410

    Est. $1,222/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Cardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLE

    $64,795

    MSRP $66,545

    Est. $1,165/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 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

    $112,523

    MSRP $91,880

    Est. $2,024/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLE

    $71,604

    MSRP $66,050

    Est. $1,288/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 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

    $91,904

    MSRP $93,654

    Est. $1,653/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLT

    $75,745

    MSRP $79,495

    Est. $1,362/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $76,745

    MSRP $79,495

    Est. $1,380/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 Pro

    $74,128

    MSRP $55,793

    Est. $1,333/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 Pro

    $54,103

    $652

    MSRP $55,853

    Est. $973/mo

    Bill Dodge GMC Buick

    4.5
    Check Availability
    Westbrook, ME (49 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.

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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