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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $82,315

    MSRP $89,815

    Est. $1,491/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)

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  • Sterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 Denali

    $88,885

    MSRP $96,115

    Est. $1,610/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)

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  • Sterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLT

    $78,997

    MSRP $84,000

    Est. $1,431/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $71,380

    MSRP $71,380

    Est. $1,293/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 mi)
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  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $97,960

    MSRP $105,190

    Est. $1,775/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (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

    $89,485

    MSRP $96,715

    Est. $1,621/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $62,141

    MSRP $54,373

    Est. $1,126/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (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

    $88,885

    MSRP $96,115

    Est. $1,610/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)

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  • Sterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 DenaliSterling 2026 GMC Sierra 3500 Denali

    $88,485

    MSRP $95,715

    Est. $1,603/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $93,190

    MSRP $100,690

    Est. $1,688/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (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

    $78,577

    MSRP $83,505

    Est. $1,423/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 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

    $78,997

    MSRP $84,000

    Est. $1,431/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 mi)
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  • Sterling 2026 GMC Sierra 3500 SLESterling 2026 GMC Sierra 3500 SLESterling 2026 GMC Sierra 3500 SLESterling 2026 GMC Sierra 3500 SLESterling 2026 GMC Sierra 3500 SLESterling 2026 GMC Sierra 3500 SLE

    $74,318

    MSRP $79,065

    Est. $1,346/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 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

    $88,390

    MSRP $95,620

    Est. $1,601/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)

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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $67,209

    MSRP $70,935

    Est. $1,217/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (13 mi)
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  • Onyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $98,025

    MSRP $105,255

    Est. $1,776/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • Dune 2026 GMC Sierra 3500 AT4

    $84,475

    MSRP $91,975

    Est. $1,530/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4

    $83,825

    MSRP $91,325

    Est. $1,518/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • $84,475

    MSRP $91,975

    Est. $1,530/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (20 mi)
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  • Glacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLT

    $81,785

    MSRP $89,015

    Est. $1,482/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (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

    $86,507

    $3K
    Est. $1,567/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,127 delivery from Collinsville, IL (564 mi)
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  • 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

    $69,132

    $3.5K
    Est. $1,252/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,127 delivery from Collinsville, IL (564 mi)
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  • 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

    $89,485

    MSRP $95,985

    Est. $1,621/mo

    Glenn Polk Chevrolet Buick GMC of Gainesville

    4.8
    Check Availability
    Gainesville, TX (39 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

    $95,060

    MSRP $96,060

    Est. $1,722/mo

    Tom Clark Buick GMC

    4.8
    Check Availability
    Denton, TX (38 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

    $81,895

    MSRP $88,395

    Est. $1,483/mo

    Glenn Polk Chevrolet Buick GMC of Gainesville

    4.8
    Check Availability
    Gainesville, TX (39 mi)
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  • 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

    $99,709

    MSRP $106,209

    Est. $1,806/mo

    Glenn Polk Chevrolet Buick GMC of Gainesville

    4.8
    Check Availability
    Gainesville, TX (39 mi)
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  • 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

    $73,715

    MSRP $80,215

    Est. $1,335/mo

    Glenn Polk Chevrolet Buick GMC of Gainesville

    4.8
    Check Availability
    Gainesville, TX (39 mi)
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  • 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

    $84,585

    MSRP $95,585

    Est. $1,532/mo

    Glenn Polk Chevrolet Buick GMC of Gainesville

    4.8
    Check Availability
    Gainesville, TX (39 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

    $104,040

    MSRP $105,040

    Est. $1,885/mo

    Tom Clark Buick GMC

    4.8
    Check Availability
    Denton, TX (38 mi)
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  • 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

    $95,660

    MSRP $96,660

    Est. $1,733/mo

    Tom Clark Buick GMC

    4.8
    Check Availability
    Denton, TX (38 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

    $96,584

    MSRP $97,584

    Est. $1,750/mo

    Tom Clark Buick GMC

    4.8
    Check Availability
    Denton, TX (38 mi)
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  • 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

    $105,135

    MSRP $106,135

    Est. $1,904/mo

    Tom Clark Buick GMC

    4.8
    Check Availability
    Denton, TX (38 mi)
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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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