GMC Trucks for Sale in Colorado
Sort
Filters
401 results
Location
Body Type
Popular Body Types
Other Body Types
Price
Mileage
Make, Model, and Trim
Make
Popular Makes
Model
Trim
Year
Chassis Options
Cab Type
Chassis Type
Fuel Type
Engine Manufacturer
Engine Cylinders
Transmission
Color
GVWR
Class
Wheelbase
Cab to Axle
Body Options
Body Manufacturer
Popular Body Manufacturers
Other Body Manufacturers
Body Length
Body Material
State
New 2026 GMC Sierra 2500 AT4X Crew Cab
$97,795
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Denali Ultimate Crew Cab
$81,889
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Pro Crew Cab
$47,475
sell
Key features
- Gasoline
- TurboMax<sup>™</sup> engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 SLE Crew Cab
$71,720
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$95,695
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 AT4 Crew Cab
$78,775
sell
Key features
- Gasoline
- 6.6L V8 Gas engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Pro Crew Cab
$48,780
sell
Key features
- Gasoline
- TurboMax<sup>™</sup> engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$71,430 MSRP
$66,036
sell
Key features
- Diesel
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$70,730 MSRP
$65,368
sell
Key features
- Diesel
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 1500 Pro Regular Cab
$46,705
sell
Key features
- Gasoline
- Turbocharged Gas I4 2.7L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
New 2026 GMC Sierra 2500 Denali Crew Cab
$86,710
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 AT4 Crew Cab
$68,560
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 SLE Crew Cab
$72,215
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$69,140 MSRP
$68,140
sell
Key features
- Diesel
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$60,585 MSRP
$56,171
sell
Key features
- Gasoline
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 2500 Pro Regular Cab
$55,830 MSRP
$54,830
sell
Key features
- Gasoline
- 4WD
- Regular Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$60,785 MSRP
$59,785
sell
Key features
- Gasoline
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 1500 Pro Double Cab
$48,435
sell
Key features
- Gasoline
- Turbocharged Gas I4 2.7L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
New 2026 GMC Sierra 1500 Pro Double Cab
$52,635
sell
Key features
- Gasoline
- Gas V8 5.3L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
New 2026 GMC Sierra 1500 Elevation Crew Cab
$50,645
sell
Key features
- Gasoline
- TurboMax<sup>™</sup> engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Denali Ultimate Crew Cab
$81,889
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 AT4 Crew Cab
$69,434
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 Denali Ultimate Crew Cab
$96,785
sell
Key features
- Diesel
- 6.6L Duramax Turbo-Diesel V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Denali Crew Cab
$73,760
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 1500 Denali Ultimate Crew Cab
$82,352
sell
Key features
- Gasoline
- 6.2L EcoTec3 V8 engine
- 4WD
location_on
Transwest GMC
Henderson, CO
New 2026 GMC Sierra 2500 Pro Crew Cab
$60,785 MSRP
$59,785
sell
Key features
- Gasoline
- 4WD
- Crew Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 2500 Pro Double Cab
$58,985 MSRP
$57,985
sell
Key features
- Gasoline
- 4WD
- Double Cab
location_on
Johnson Auto Plaza GMC
Brighton, CO
New 2026 GMC Sierra 1500 Pro Crew Cab
$51,900
sell
Key features
- Gasoline
- Turbocharged Gas I4 2.7L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
New 2026 GMC Sierra 1500 Pro Double Cab
$50,845
sell
Key features
- Gasoline
- Gas V8 5.3L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
New 2026 GMC Sierra 1500 Pro Double Cab
$50,845
sell
Key features
- Gasoline
- Gas V8 5.3L/
- 4WD
location_on
Weld County Garage - GMC
Greeley, CO
