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  • Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $79,580

    Est. $1,465/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 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

    $67,805

    MSRP $67,805

    Est. $1,248/mo

    Bidleman Chevrolet GMC

    4.6
    Check Availability
    Albion, NY (10 mi)
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  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $71,830

    Est. $1,323/mo

    Mike Smith Buick GMC Inc.

    3.5
    Check Availability
    Lockport, NY (18 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $91,610

    Est. $1,687/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $81,080

    Est. $1,493/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $91,010

    Est. $1,676/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $81,480

    Est. $1,500/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $82,575

    Est. $1,520/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Onyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLEOnyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLEOnyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLEOnyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLEOnyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLEOnyx Black 2026 GMC Sierra 2500 4WD Double Cab 149" SLE

    $64,955

    Est. $1,196/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $91,120

    Est. $1,678/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliSummit White 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $90,515

    Est. $1,667/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 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

    $92,110

    Est. $1,696/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 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

    $63,460

    Est. $1,168/mo

    Mike Smith Buick GMC Inc.

    3.5
    Check Availability
    Lockport, NY (18 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

    $96,160

    Est. $1,771/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" DenaliGlacier White Tricoat 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali

    $82,575

    Est. $1,520/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 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

    $90,455

    Est. $1,666/mo

    Mike Smith Buick GMC Inc.

    3.5
    Check Availability
    Lockport, NY (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

    $63,485

    Est. $1,169/mo

    Bob Johnson Chevrolet Buick GMC

    Check Availability
    Le Roy, NY (25 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

    $61,015

    Est. $1,123/mo

    Mike Smith Buick GMC Inc.

    3.5
    Check Availability
    Lockport, NY (18 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. $1,686/mo

    Cappellino Buick GMC

    4.9
    Check Availability
    Williamsville, NY (23 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

    $61,015

    Est. $1,123/mo

    Mike Smith Buick GMC Inc.

    3.5
    Check Availability
    Lockport, NY (18 mi)
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  • Summit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLT

    Not Priced

    Bob Johnson Chevrolet Buick GMC

    Check Availability
    Le Roy, NY (25 mi)
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  • Sterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 Denali

    Not Priced

    Bob Johnson Chevrolet Buick GMC

    Check Availability
    Le Roy, NY (25 mi)
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  • 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

    $84,995

    $1K
    2,422 mi.
    Est. $1,565/mo

    Bob Johnson Used

    4.0
    Check Availability
    $399 delivery from Rochester, NY (41 mi)
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  • Downpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali Ultimate

    $94,890

    MSRP $99,390

    Est. $1,747/mo

    Robert Basil Buick GMC Cadillac

    4.3
    Check Availability
    $399 delivery from Orchard Park, NY (35 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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