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  • White 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali Ultimate

    $96,232

    $10K

    MSRP $107,190

    Est. $1,776/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (30 mi)
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  • 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

    $83,594

    $2K

    MSRP $95,094

    Est. $1,543/mo

    Classic Buick GMC

    4.7
    Check Availability
    Houston, TX (20 mi)
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  • White 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLT

    $78,583

    MSRP $89,670

    Est. $1,450/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (30 mi)
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  • Black 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali Ultimate

    $95,689

    $9.9K

    MSRP $106,590

    Est. $1,766/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (30 mi)
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  • White 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali Ultimate

    $107,754

    MSRP $107,754

    Est. $1,989/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (30 mi)
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  • Tan 2026 GMC Sierra 3500 SLETan 2026 GMC Sierra 3500 SLETan 2026 GMC Sierra 3500 SLETan 2026 GMC Sierra 3500 SLETan 2026 GMC Sierra 3500 SLETan 2026 GMC Sierra 3500 SLE

    $52,400

    $1.5K

    MSRP $63,900

    Est. $967/mo

    Classic Buick GMC

    4.7
    Check Availability
    Houston, TX (20 mi)
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  • White 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali Ultimate

    $98,065

    MSRP $106,115

    Est. $1,810/mo

    Group 1 GMC Southwest

    4.4
    Check Availability
    Houston, TX (26 mi)
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  • Black 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali UltimateBlack 2026 GMC Sierra 3500 Denali Ultimate

    $95,689

    MSRP $106,590

    Est. $1,766/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (30 mi)
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  • Gray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 Denali

    $94,339

    MSRP $95,339

    Est. $1,741/mo

    Classic Buick GMC

    4.7
    Check Availability
    Houston, TX (20 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

    $137,299

    34 mi.
    Est. $2,534/mo

    Lifted Trucks - Katy

    Check Availability
    Katy, TX (11 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

    $135,322

    52 mi.
    Est. $2,497/mo

    Lifted Trucks - Katy

    Check Availability
    Katy, TX (11 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. $1,720/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    $399 delivery from Decatur, TX (263 mi)
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  • Dune 2026 GMC Sierra 3500 AT4

    $84,475

    MSRP $91,975

    Est. $1,559/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    $399 delivery from Decatur, TX (263 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

    $134,985

    $6.6K
    35 mi.
    Est. $2,491/mo

    Lifted Trucks - Humble

    Check Availability
    Humble, TX (48 mi)
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  • White 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLT

    $79,255

    MSRP $89,030

    Est. $1,463/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Houston, TX (47 mi)
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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

    $82,580

    $500

    MSRP $93,080

    Est. $1,524/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 mi)
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  • Gray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 DenaliGray 2026 GMC Sierra 3500 Denali

    $97,679

    MSRP $98,454

    Est. $1,803/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Houston, TX (47 mi)
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  • White 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali UltimateWhite 2026 GMC Sierra 3500 Denali Ultimate

    $107,005

    MSRP $107,780

    Est. $1,975/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Houston, TX (47 mi)
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  • 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

    $97,184

    MSRP $97,959

    Est. $1,794/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Houston, TX (47 mi)
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  • Downpour Metallic 2026 GMC Sierra 3500 Denali

    $95,165

    $7K

    MSRP $102,165

    Est. $1,756/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 mi)
    Quick view
  • Gray 2026 GMC Sierra 3500 Denali UltimateGray 2026 GMC Sierra 3500 Denali UltimateGray 2026 GMC Sierra 3500 Denali UltimateGray 2026 GMC Sierra 3500 Denali UltimateGray 2026 GMC Sierra 3500 Denali UltimateGray 2026 GMC Sierra 3500 Denali Ultimate

    $106,405

    MSRP $107,180

    Est. $1,964/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Houston, TX (47 mi)
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  • Summit White 2026 GMC Sierra 3500 SLE

    $61,670

    $7K

    MSRP $69,670

    Est. $1,138/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 SLE

    $62,165

    MSRP $70,165

    Est. $1,147/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 mi)
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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

    $81,780

    $500

    MSRP $92,280

    Est. $1,509/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 SLE

    $62,165

    $7K

    MSRP $70,165

    Est. $1,147/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (40 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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