New GMC Sierra 1500 SLT for Sale near Firth, ID
54 vehicles found
- 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
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- G261710A
- VIN:
- 3GTUUDEL8TG281710
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
St Anthony, ID
49 mi away
New car
MSRP $70,270
$64,580
- 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:
- 6
- Stock #:
- 1G264204
- VIN:
- 3GTUUDE87TG254204
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Idaho Falls, ID
15 mi away
New car
MSRP $67,975
$62,274
- 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
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- 1G269535
- VIN:
- 3GTUUDED0TG289535
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Idaho Falls, ID
15 mi away
New car
MSRP $70,705
$60,443
- 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
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- 1G269535
- VIN:
- 3GTUUDED0TG289535
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Idaho Falls, ID
15 mi away
New car
MSRP $70,705
$60,443
- 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
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $445 shipping
New car
MSRP $71,275
$60,960
- 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 #:
- 9D1576
- VIN:
- 3GTUUDEL3TG114123
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Burley, ID
98 mi away
New car
MSRP $70,110
$61,360
- 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
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- G261710A
- VIN:
- 3GTUUDEL8TG281710
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
St Anthony, ID
49 mi away
New car
MSRP $70,270
$64,580
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG254792
- VIN:
- 3GTUUDEDXTG254792
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Stanton, TX
Price includes $534 shipping
New car
MSRP $68,440
No Price Listed
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G658661
- VIN:
- 3GTUUDED0TG358661
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $445 shipping
New car
MSRP $68,240
$63,509
- 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:
- 6
- Stock #:
- 1G264204
- VIN:
- 3GTUUDE87TG254204
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Idaho Falls, ID
15 mi away
New car
MSRP $67,975
$62,274
- 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 $445 shipping
New car
MSRP $71,225
$67,278
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 79
- Stock #:
- TU121786
- VIN:
- 1GTUUDE84TZ121786
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Ft Benton, MT
Price includes $406 shipping
New car
MSRP $69,730
$64,785
- 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 $445 shipping
New car
MSRP $69,335
$64,525
- 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:
- 10
- Stock #:
- 260940
- VIN:
- 3GTUUDE82TG252361
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Rexburg, ID
39 mi away
New car
MSRP $70,914
$64,914
- 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 $1,560 shipping
New car
MSRP $68,135
$68,192
- 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
Price drop
-$2,801
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Brighton, CO
Price includes $445 shipping
New car
MSRP $69,735
$65,896
$63,095
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Glacier White Tricoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- G265072N
- VIN:
- 3GTUUDE86TG285072
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
St Anthony, ID
49 mi away
New car
MSRP $69,670
$64,980
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 100
- Stock #:
- TU326453
- VIN:
- 1GTUUDED9TZ326453
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Ft Benton, MT
Price includes $406 shipping
New car
MSRP $69,960
No Price Listed
- 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 $445 shipping
New car
MSRP $70,230
$66,355
- 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 $445 shipping
New car
MSRP $70,230
$67,376
- 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:
- Dark Walnut/Slate, Perforated leather-appointed fr
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- 26212
- VIN:
- 1GTUUDED7TZ108057
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Pocatello, ID
33 mi away
New car
MSRP $68,465
$65,423
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 25
- Stock #:
- G268910N
- VIN:
- 1GTUUDE85TZ308910
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
St Anthony, ID
49 mi away
New car
MSRP $70,034
No Price Listed
- 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, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 165
- Stock #:
- 22159
- VIN:
- 1GTUUDED7TZ367616
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Eufaula, OK
Price includes $1,560 shipping
New car
MSRP $67,590
$67,448
- 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:
- 3
- Stock #:
- TG380469
- VIN:
- 3GTUUDEL9TG380469
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Stanton, TX
Price includes $534 shipping
New car
MSRP $67,250
No Price Listed
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 14 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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