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  • Red 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLT

    $88,370

    Est. $1,663/mo

    Kevin Grover GMC

    4.9
    Check Availability
    Wagoner, OK (20 mi)
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  • Gray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLE

    $64,980

    Est. $1,222/mo

    Kevin Grover GMC

    4.9
    Check Availability
    Wagoner, OK (20 mi)
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  • Glacier White 2026 GMC Sierra 3500 DenaliGlacier White 2026 GMC Sierra 3500 DenaliGlacier White 2026 GMC Sierra 3500 DenaliGlacier White 2026 GMC Sierra 3500 DenaliGlacier White 2026 GMC Sierra 3500 DenaliGlacier White 2026 GMC Sierra 3500 Denali

    $85,660

    Est. $1,612/mo

    Ferguson Superstore

    4.9
    Check Availability
    Broken Arrow, OK (20 mi)
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  • Onyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 Denali

    $91,145

    $1K

    MSRP $96,210

    Est. $1,715/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
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  • Black 2026 GMC Sierra 3500 DenaliBlack 2026 GMC Sierra 3500 DenaliBlack 2026 GMC Sierra 3500 DenaliBlack 2026 GMC Sierra 3500 DenaliBlack 2026 GMC Sierra 3500 DenaliBlack 2026 GMC Sierra 3500 Denali

    $97,150

    Est. $1,828/mo

    Kevin Grover GMC

    4.9
    Check Availability
    Wagoner, OK (20 mi)
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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $82,849

    $1K

    MSRP $87,425

    Est. $1,559/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 3500 DenaliTitanium Rush Metallic 2026 GMC Sierra 3500 DenaliTitanium Rush Metallic 2026 GMC Sierra 3500 DenaliTitanium Rush Metallic 2026 GMC Sierra 3500 DenaliTitanium Rush Metallic 2026 GMC Sierra 3500 DenaliTitanium Rush Metallic 2026 GMC Sierra 3500 Denali

    $99,508

    $500

    MSRP $105,315

    Est. $1,872/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4

    $77,249

    $1K

    MSRP $81,120

    Est. $1,453/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 Denali

    $99,508

    $1K

    MSRP $105,315

    Est. $1,872/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 Denali

    $100,083

    $1K

    MSRP $105,915

    Est. $1,883/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 Denali

    $81,558

    $1K

    MSRP $85,675

    Est. $1,534/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 Denali

    $81,107

    $1K

    MSRP $85,180

    Est. $1,526/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $59,758

    $1K

    MSRP $62,350

    Est. $1,124/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
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  • Summit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 Denali

    $90,694

    $500

    MSRP $95,715

    Est. $1,706/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • White 2026 GMC Sierra 3500 DenaliWhite 2026 GMC Sierra 3500 DenaliWhite 2026 GMC Sierra 3500 DenaliWhite 2026 GMC Sierra 3500 DenaliWhite 2026 GMC Sierra 3500 DenaliWhite 2026 GMC Sierra 3500 Denali

    $97,750

    Est. $1,839/mo

    Kevin Grover GMC

    4.9
    Check Availability
    Wagoner, OK (20 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $91,691

    $500

    MSRP $96,810

    Est. $1,725/mo

    Mark Allen Buick GMC

    4.8
    Check Availability
    Collinsville, OK (28 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $72,039

    $500
    Est. $1,355/mo

    Laura Buick GMC

    4.6
    Check Availability
    $742 delivery from Collinsville, IL (372 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLT

    $68,438

    $500
    Est. $1,288/mo

    Laura Buick GMC

    4.6
    Check Availability
    $742 delivery from Collinsville, IL (372 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 Base

    $56,733

    $500
    Est. $1,067/mo

    Pryor Chevrolet Gmc

    4.7
    Check Availability
    Pryor, OK (39 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $85,940

    $500
    Est. $1,617/mo

    Pryor Chevrolet Gmc

    4.7
    Check Availability
    Pryor, OK (39 mi)
    Quick view
  • Downpour Metallic 2026 GMC Sierra 3500 DenaliDownpour Metallic 2026 GMC Sierra 3500 DenaliDownpour Metallic 2026 GMC Sierra 3500 DenaliDownpour Metallic 2026 GMC Sierra 3500 DenaliDownpour Metallic 2026 GMC Sierra 3500 DenaliDownpour Metallic 2026 GMC Sierra 3500 Denali

    $96,874

    Est. $1,823/mo

    Pryor Chevrolet Gmc

    4.7
    Check Availability
    Pryor, OK (39 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 Denali

    $86,030

    $500
    Est. $1,619/mo

    Pryor Chevrolet Gmc

    4.7
    Check Availability
    Pryor, OK (39 mi)
    Quick view

About the 2026 GMC Sierra 3500

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 3500
FAQs

How much does the 2026 GMC Sierra 3500 cost?

The 2026 GMC Sierra 3500 price depends on trim level and optional features. Prices typically start at $48,200 and go as high as $97,800 for fully loaded models.

What are some similar vehicles and competitors of the 2026 GMC Sierra 3500?

The 2026 GMC Sierra 3500 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 $73,400 Starting at $73,600
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 (2 styles)

Style
4WD Crew Cab 159" Denali 4WD Crew Cab 172" Denali
Inventory price
Starting at $76,300 Starting at $76,500
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)

Denali Ultimate (2 styles)

Style
4WD Crew Cab 172" Denali Ultimate 4WD Crew Cab 159" Denali Ultimate
Inventory price
Starting at $97,800 Starting at $97,600
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 (8 styles)

Style
4WD Double Cab 162" Pro 2WD Double Cab 162" Pro 2WD Crew Cab 172" Pro 4WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Reg Cab 142" Pro 2WD Reg Cab 142" Pro
Inventory price
Starting at $53,100 Starting at $50,300 Starting at $52,100 Starting at $54,900 Starting at $51,900 Starting at $54,700 Starting at $51,000 Starting at $48,200
Combined MPG
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)

SLE (4 styles)

Style
4WD Reg Cab 142" SLE 4WD Double Cab 162" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $55,200 Starting at $57,500 Starting at $59,300 Starting at $59,100
Combined MPG
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)

SLT (2 styles)

Style
4WD Crew Cab 172" SLT 4WD Crew Cab 159" SLT
Inventory price
Starting at $66,600 Starting at $66,400
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)
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