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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

    $84,545

    MSRP $85,545

    Est. $1,441/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Metallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali Ultimate

    $96,835

    MSRP $100,835

    Est. $1,651/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
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  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $97,830

    $1K

    MSRP $101,830

    Est. $1,668/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • 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

    $55,455

    MSRP $56,455

    Est. $945/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $97,435

    MSRP $101,435

    Est. $1,661/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $105,795

    MSRP $106,795

    Est. $1,804/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $87,665

    MSRP $90,665

    Est. $1,495/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $85,965

    $1K

    MSRP $89,965

    Est. $1,466/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $100,435

    MSRP $101,435

    Est. $1,712/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4

    $91,055

    MSRP $92,055

    Est. $1,552/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • 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

    $89,528

    $188
    25,934 mi.
    Est. $1,526/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 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

    $87,760

    $1K

    MSRP $91,760

    Est. $1,496/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Titanium Rush Metallic 2026 GMC Sierra 3500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 3500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 3500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 3500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 3500 Denali UltimateTitanium Rush Metallic 2026 GMC Sierra 3500 Denali Ultimate

    $97,830

    MSRP $101,830

    Est. $1,668/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • White Sand 2026 GMC Sierra 3500 AT4

    $86,160

    $1K

    MSRP $90,160

    Est. $1,469/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 SLE

    $63,725

    MSRP $64,725

    Est. $1,086/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali

    $91,560

    MSRP $92,560

    Est. $1,561/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Sterling 2026 GMC Sierra 3500 Pro

    $67,180

    MSRP $68,180

    Est. $1,145/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 SLE

    $78,450

    MSRP $79,450

    Est. $1,337/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali Ultimate

    $97,435

    MSRP $101,435

    Est. $1,661/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • $90,960

    MSRP $91,960

    Est. $1,551/mo

    Corwin Motors Kalispell

    4.6
    Check Availability
    Kalispell, MT (4 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 AT4

    $91,760

    MSRP $91,760

    Est. $1,564/mo

    Young GMC Burley

    Check Availability
    Free delivery from Burley, ID (391 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

    $86,615

    MSRP $92,615

    Est. $1,477/mo

    Young GMC Burley

    Check Availability
    Free delivery from Burley, ID (391 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

    $93,024

    MSRP $96,524

    Est. $1,586/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $99,379

    MSRP $102,879

    Est. $1,694/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $94,824

    MSRP $95,824

    Est. $1,617/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $93,024

    MSRP $96,524

    Est. $1,586/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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

    $93,024

    MSRP $96,524

    Est. $1,586/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 Denali

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 Denali

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 mi)
    Quick view
  • Downpour Metallic 2026 GMC Sierra 3500 Denali

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 Denali

    $92,410

    MSRP $92,410

    Est. $1,575/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 Denali

    $92,424

    MSRP $95,924

    Est. $1,576/mo

    GMC of Riverfront Park

    4.4
    Check Availability
    Spokane, WA (148 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 Double Cab 162" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $57,500 Starting at $55,200 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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