New GMC Sierra 1500 SLT for Sale nearAvon, CO
154 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:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- TG494132
- VIN:
- 3GTUUDED6TG494132
Sponsored by AutoNation Buick GMC Park Meadows
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Lone Tree, CO
85 mi away
New car
MSRP $67,390
$68,189
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 2,965
- Stock #:
- L194395
- VIN:
- 3GTUUDEL7TG194395
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Longmont, CO
86 mi away
New car
MSRP $69,460
$58,348
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- TZ456513
- VIN:
- 1GTUUDED4TZ456513
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Castle Rock, CO
89 mi away
New car
MSRP $66,360
$58,610
- 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:
- 4
- Stock #:
- TG414291
- VIN:
- 3GTUUDED0TG414291
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Thornton, CO
81 mi away
New car
MSRP $68,775
$59,172
- 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 #:
- 112748
- VIN:
- 1GTUUDED5TZ365153
Price drop
-$3,000
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $61,490
$53,276
$50,276
- 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
Price drop
-$3,000
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $61,490
$53,276
$50,276
- 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
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 112781
- VIN:
- 3GTUUDE8XTG367483
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $62,285
$53,571
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 2,965
- Stock #:
- L194395
- VIN:
- 3GTUUDEL7TG194395
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Longmont, CO
86 mi away
New car
MSRP $69,460
$58,348
- 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
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112773
- VIN:
- 3GTUUDE80TG367489
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $61,790
$53,076
- 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- TG385486
- VIN:
- 3GTUUDEL1TG385486
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Loveland, CO
97 mi away
New car
MSRP $71,660
$61,598
- 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
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112810
- VIN:
- 3GTUUDE84TG367477
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $62,285
$53,571
- 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 #:
- TG371611
- VIN:
- 3GTUUDEL7TG371611
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Thornton, CO
81 mi away
New car
MSRP $67,400
$58,797
- 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:
- 2
- Stock #:
- TG429167
- VIN:
- 3GTUUDED8TG429167
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Stanton, TX
Price includes $909 shipping
New car
MSRP $65,095
$56,900
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 11
- Stock #:
- TZ273222
- VIN:
- 1GTUUDE85TZ273222
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Corsicana, TX
Price includes $1,158 shipping
New car
MSRP $68,535
$58,918
- 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 #:
- TG382434
- VIN:
- 3GTUUDEDXTG382434
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $67,740
$53,107
- 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
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 112901
- VIN:
- 1GTUUDE86TZ402407
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $942 shipping
New car
MSRP $69,035
$60,321
- 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
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- TZ419402
- VIN:
- 1GTUUDE84TZ419402
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $68,105
$56,917
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- TZ416345
- VIN:
- 1GTUUDED7TZ416345
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $67,805
$54,662
- 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
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TZ416229
- VIN:
- 1GTUUDED5TZ416229
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $67,805
$54,662
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TZ418178
- VIN:
- 1GTUUDE89TZ418178
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $69,200
$57,848
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- TG317247
- VIN:
- 3GTUUDE81TG317247
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $68,040
$55,501
- 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
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- TZ446810
- VIN:
- 1GTUUDED4TZ446810
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $68,105
$54,917
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- TZ403679
- VIN:
- 1GTUUDED4TZ403679
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $67,740
$54,607
- 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
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG466638
- VIN:
- 3GTUUDE84TG466638
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Carrollton, TX
Price includes $1,053 shipping
New car
MSRP $69,200
$57,848
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.
Relevant articles
CarGurus Editorial Team
Best Truck Lease Deals in August 2026
Leasing a truck can be a great way to get into one of the latest models, with the best technology, at a more affordable monthly price. Here are the best deals we've found this month.
CarGurus Editorial Team
Best Car Deals in August 2026
In the market for a new or used car this year? Whether you’re looking to buy or lease, we’ve collated a list of the best car deals available this month.
CarGurus Editorial Team
The Best Gas Mileage Trucks of 2026
No one wants to cover unnecessary fuel expenses, particularly when operating a business. Here are the top 9 pickup trucks in the US market with the best fuel efficiency.
