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  • 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

    $77,075

    MSRP $81,075

    Est. $1,350/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Downpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 Denali

    $75,825

    $4.5K

    MSRP $80,325

    Est. $1,328/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 2500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 2500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 2500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 2500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 2500 Denali Ultimate

    $93,185

    MSRP $98,185

    Est. $1,632/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $84,690

    MSRP $88,690

    Est. $1,483/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • White 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali Ultimate

    $94,395

    MSRP $98,895

    Est. $1,653/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • 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

    $76,425

    $4.5K

    MSRP $80,925

    Est. $1,339/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 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

    $74,675

    $4.5K

    MSRP $79,175

    Est. $1,308/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • 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

    $75,825

    $4.5K

    MSRP $80,325

    Est. $1,328/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $85,260

    $4.5K

    MSRP $89,760

    Est. $1,493/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 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

    $85,114

    $4.5K

    MSRP $89,614

    Est. $1,491/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • 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

    $85,465

    $5K

    MSRP $90,465

    Est. $1,497/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • 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

    $74,180

    $4.5K

    MSRP $78,680

    Est. $1,299/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4X

    $103,350

    $5K

    MSRP $108,350

    Est. $1,810/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Summit White 2026 GMC Sierra 2500 Pro

    $52,850

    $3K

    MSRP $55,850

    Est. $926/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $75,175

    $4.5K

    MSRP $79,675

    Est. $1,317/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4

    $90,060

    MSRP $90,060

    Est. $1,577/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4

    $74,675

    $4.5K

    MSRP $79,175

    Est. $1,308/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4

    $90,060

    MSRP $90,060

    Est. $1,577/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 AT4

    $89,215

    MSRP $89,215

    Est. $1,563/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    Orchard Park, NY (18 mi)
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  • 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

    $56,190

    Est. $984/mo

    Coleman Buick GMC

    4.4
    Check Availability
    $599 delivery from Lawrenceville, NJ (277 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

    $74,412

    MSRP $83,270

    Est. $1,303/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    $473 delivery from Naperville, IL (473 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

    $63,635

    Est. $1,115/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 mi)
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  • Downpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliDownpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliDownpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliDownpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliDownpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliDownpour Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $91,565

    Est. $1,604/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (30 mi)
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  • Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4

    $79,175

    Est. $1,387/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (30 mi)
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  • 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

    $82,395

    Est. $1,443/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 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

    $61,190

    Est. $1,072/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 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

    $99,620

    Est. $1,745/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 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

    $63,140

    Est. $1,106/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 mi)
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  • Onyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliOnyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliOnyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliOnyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliOnyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliOnyx Black 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $96,860

    Est. $1,696/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (30 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

    $61,190

    Est. $1,072/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $99,795

    Est. $1,748/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 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

    $59,825

    $1K
    Est. $1,048/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 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

    $59,825

    $1K
    Est. $1,048/mo

    Mike Smith Buick GMC Inc.

    3.6
    Check Availability
    Lockport, NY (39 mi)
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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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