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  • Gray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 Denali

    $85,344

    $775

    MSRP $93,619

    Est. $1,575/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
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  • Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4

    $81,860

    $275

    MSRP $90,135

    Est. $1,511/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 Denali

    $84,850

    $775

    MSRP $93,125

    Est. $1,566/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $82,855

    $775

    MSRP $91,130

    Est. $1,529/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $85,460

    $275

    MSRP $93,735

    Est. $1,577/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4Tan 2026 GMC Sierra 2500 AT4

    $83,089

    $275

    MSRP $91,364

    Est. $1,533/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali Ultimate

    $98,784

    $275

    MSRP $99,559

    Est. $1,823/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali UltimateGray 2026 GMC Sierra 2500 Denali Ultimate

    $98,784

    $275

    MSRP $99,559

    Est. $1,823/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $82,625

    $275

    MSRP $90,900

    Est. $1,525/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 DenaliBlack 2026 GMC Sierra 2500 Denali

    $85,360

    $275

    MSRP $93,635

    Est. $1,575/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $81,630

    $8.2K

    MSRP $89,905

    Est. $1,507/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4

    $83,020

    $275

    MSRP $91,295

    Est. $1,532/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4

    $90,635

    MSRP $90,635

    Est. $1,673/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $84,449

    $275

    MSRP $92,724

    Est. $1,559/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Blue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali Ultimate

    $98,485

    $275

    MSRP $99,260

    Est. $1,818/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 Denali

    $85,360

    $275

    MSRP $93,635

    Est. $1,575/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 Denali

    $83,610

    $775

    MSRP $91,885

    Est. $1,543/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $86,059

    $775

    MSRP $94,334

    Est. $1,588/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $84,865

    $275

    MSRP $93,140

    Est. $1,566/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $82,790

    $275

    MSRP $91,065

    Est. $1,528/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $86,259

    $275

    MSRP $94,534

    Est. $1,592/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $81,050

    $275

    MSRP $89,325

    Est. $1,496/mo

    Group 1 GMC Coastal Bend

    4.6
    Check Availability
    Robstown, TX (23 mi)
    Quick view
  • 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

    $85,645

    $500
    Est. $1,581/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,716 delivery from Collinsville, IL (858 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali Ultimate

    $90,610

    $500
    Est. $1,672/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,716 delivery from Collinsville, IL (858 mi)
    Quick view

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
2WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Crew Cab 172" Pro 2WD Reg Cab 142" Pro 4WD Reg Cab 142" Pro 4WD Double Cab 162" Pro 4WD Double Cab 149" Pro 2WD Double Cab 149" Pro 2WD Double Cab 162" Pro
Inventory price
Starting at $50,900 Starting at $50,700 Starting at $53,500 Starting at $53,700 Starting at $47,000 Starting at $49,800 Starting at $51,900 Starting at $51,700 Starting at $48,900 Starting at $49,100
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 Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE 4WD Double Cab 162" SLE 4WD Double Cab 149" SLE
Inventory price
Starting at $54,000 Starting at $58,100 Starting at $57,900 Starting at $56,300 Starting at $56,100
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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