New GMC Sierra 1500 SLT for Sale nearIsmay, MT
55 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112763
- VIN:
- 1GTUUDED1TZ369541
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $61,490
$50,414
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112773
- VIN:
- 3GTUUDE80TG367489
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $61,790
$53,214
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112776
- VIN:
- 1GTUUDED3TZ372246
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $61,490
$50,414
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 112781
- VIN:
- 3GTUUDE8XTG367483
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $62,285
$53,709
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 112788
- VIN:
- 3GTUUDED6TG366764
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $60,995
$49,919
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112771
- VIN:
- 1GTUUDED0TZ370552
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $61,490
$50,414
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112810
- VIN:
- 3GTUUDE84TG367477
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $62,285
$53,709
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- B26131
- VIN:
- 3GTUUDED2TG410842
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Boone, IA
Price includes $1,250 shipping
New car
MSRP $66,975
$58,079
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G601051
- VIN:
- 3GTUUDE8XTG401051
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $70,230
$65,413
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- B26130
- VIN:
- 3GTUUDED1TG409939
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Boone, IA
Price includes $1,250 shipping
New car
MSRP $66,480
$57,779
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 25
- Stock #:
- G602140
- VIN:
- 1GTUUDEL5TZ202140
Price drop
-$1,781
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $71,275
$64,848
$63,067
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 112901
- VIN:
- 1GTUUDE86TZ402407
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,080 shipping
New car
MSRP $69,035
$60,459
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Titanium Rush Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/slate Perforated Leather Appointed Fro
- Transmission:
- Automatic
- Mileage:
- 2,449
- Stock #:
- C26168
- VIN:
- 3GTUUDED9TG223713
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Gillette, WY
Price includes $258 shipping
New car
MSRP $69,185
$61,647
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- B382175
- VIN:
- 3GTUUDED1TG382175
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Livingston, TX
Price includes $1,814 shipping
New car
MSRP $67,130
$64,942
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G619084
- VIN:
- 3GTUUDELXTG419084
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $71,925
$66,894
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G697350
- VIN:
- 3GTUUDEL3TG397350
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $71,225
$66,262
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G697357
- VIN:
- 3GTUUDEL6TG397357
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $70,230
$65,393
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G640753
- VIN:
- 3GTUUDEL4TG340753
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $69,735
$63,217
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- SUMMIT WHITE
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- DARK WALNUT/SLATE
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- B372559
- VIN:
- 3GTUUDE89TG372559
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Livingston, TX
Price includes $1,814 shipping
New car
MSRP $67,430
$67,242
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G661852
- VIN:
- 3GTUUDED0TG361852
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $69,335
$62,878
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- C26256
- VIN:
- 3GTUUDEL2TG298874
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Gillette, WY
Price includes $258 shipping
New car
MSRP $72,000
$66,802
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- 21907
- VIN:
- 3GTUUDE8XTG224050
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Eufaula, OK
Price includes $1,358 shipping
New car
MSRP $68,135
$64,248
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate, Perforated leather-appointed fr
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- 26821
- VIN:
- 3GTUUDEL1TG400889
Price drop
-$5,679
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from West Plains, MO
Price includes $2,375 shipping
New car
MSRP $69,465
$72,847
$67,168
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G697362
- VIN:
- 3GTUUDELXTG397362
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $440 shipping
New car
MSRP $70,230
$65,393
FAQs
What is the fuel economy of the GMC Sierra 1500 SLT?
Depending on the engine and options, the GMC Sierra 1500 SLT gets between 11 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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