Chevy Duramax Diesel Trucks for Sale inLongmont, CO
451 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2026
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 3L I6 Diesel
- Exterior color:
- Cypress Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Cloth Seat Trim
- Transmission:
- Automatic
- Mileage:
- 39,138
- Stock #:
- ATZ136562
- VIN:
- 1GCPACE82TZ136562
Sponsored by Alpine Chevrolet
2026 Chevrolet Silverado 1500
LT Crew Cab RWD
39,138 mi
Aurora, CO
33 mi away
Good Deal
$39,290
- Year:
- 2024
- Make:
- Chevrolet
- Model:
- Silverado 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Gray Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black/Nightshift Blue
- Transmission:
- Automatic
- Mileage:
- 37,818
- Stock #:
- T7470A
- VIN:
- 1GC4YVEY2RF244846
Sponsored Listing
2024 Chevrolet Silverado 3500HD
High Country Crew Cab 4WD
37,818 mi
Brighton, CO
20 mi away
Fair Deal
$69,831
- Year:
- 2020
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 84,437
- Stock #:
- U17002
- VIN:
- 1GCUYGET6LZ225609
Sponsored Listing
2020 Chevrolet Silverado 1500
LTZ Crew Cab 4WD
84,437 mi
Henderson, CO
23 mi away
Fair Deal
$33,194
- Year:
- 2015
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Deep Ocean Blue Metallic
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 120,346
- Stock #:
- SP8659
- VIN:
- 1GC1KWE83FF597781
New arrival
2015 Chevrolet Silverado 2500HD
LTZ Crew Cab 4WD
120,346 mi
Thornton, CO
20 mi away
Great Deal
$30,687
- Year:
- 2018
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Silver Ice Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 129,158
- Stock #:
- 6623AX-2
- VIN:
- 1GC1KVEY4JF254903
2018 Chevrolet Silverado 2500HD
LT Crew Cab 4WD
129,158 mi
Fort Collins, CO
25 mi away
Good Deal
$32,665
- Year:
- 2008
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Engine:
- 365 hp 6.6L V8 Diesel
- Exterior color:
- White
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 170,756
- Stock #:
- 15339
- VIN:
- 1GCHK23678F180112
2008 Chevrolet Silverado 2500HD
170,756 mi
Loveland, CO
15 mi away
Good Deal
$14,995
- Year:
- 2007
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 365 hp 6.6L V8 Diesel
- Exterior color:
- Graystone Metallic
- Fuel type:
- Diesel
- Interior color:
- Lt Titanium/Dk Titanium
- Transmission:
- Automatic
- Mileage:
- 69,190
- Stock #:
- U17050
- VIN:
- 1GCHK236X7F557434
New arrival
2007 Chevrolet Silverado 2500HD
LTZ Crew Cab 4WD
69,190 mi
Henderson, CO
23 mi away
Good Deal
$30,590
- Year:
- 2023
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Gray Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 42,462
- Stock #:
- PG311867
- VIN:
- 3GCUDFE8XPG311867
2023 Chevrolet Silverado 1500
LT Trail Boss Crew Cab 4WD
42,462 mi
Centennial, CO
41 mi away
Great Deal
$40,499
- Year:
- 2026
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 3L I6 Diesel
- Exterior color:
- Cypress Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Cloth Seat Trim
- Transmission:
- Automatic
- Mileage:
- 39,138
- Stock #:
- ATZ136562
- VIN:
- 1GCPACE82TZ136562
2026 Chevrolet Silverado 1500
LT Crew Cab RWD
39,138 mi
Aurora, CO
33 mi away
Good Deal
$39,290
- Year:
- 2025
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Gray Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 42,839
- Stock #:
- KM187782
- VIN:
- 2GC4KNEY3S1187782
Price drop
-$1,805
2025 Chevrolet Silverado 2500HD
LT Crew Cab 4WD
42,839 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$55,545
$53,740
- Year:
- 2015
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Fuel type:
- Diesel
- Transmission:
- 6-Speed Automatic
- Mileage:
- 142,526
- Stock #:
- T18580
- VIN:
- 1GC1KWE83FF118131
New arrival
2015 Chevrolet Silverado 2500HD
LTZ Crew Cab 4WD
142,526 mi
Parker, CO
47 mi away
Good Deal
$29,998
- Year:
- 2019
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Cajun Red Tintcoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black/Medium Ash Gray Piping And Stitching, Pe
- Transmission:
- Automatic
- Mileage:
- 34,226
- Stock #:
- TKF280707
- VIN:
- 1GC1KUEY8KF280707
New arrival
2019 Chevrolet Silverado 2500HD
High Country Crew Cab 4WD
34,226 mi
Aurora, CO
33 mi away
Fair Deal
$55,278
- Year:
- 2020
- Make:
- Chevrolet
- Model:
- Silverado 3500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 11,385
- Stock #:
- P227907
- VIN:
- 1GC4YTEY5LF227907
New arrival
2020 Chevrolet Silverado 3500HD
LT Crew Cab 4WD
11,385 mi
Boulder, CO
12 mi away
Good Deal
$49,000
- Year:
- 2020
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 84,437
- Stock #:
- U17002
- VIN:
- 1GCUYGET6LZ225609
2020 Chevrolet Silverado 1500
LTZ Crew Cab 4WD
84,437 mi
Henderson, CO
23 mi away
Fair Deal
$33,194
- Year:
- 2020
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 72,041
- Stock #:
- ATLG209921
- VIN:
- 3GCUYGET5LG209921
New arrival
2020 Chevrolet Silverado 1500
LTZ Crew Cab 4WD
72,041 mi
Littleton, CO
39 mi away
Fair Deal
$34,799
- Year:
- 2024
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Perforated Leather Seating Surfaces
- Transmission:
- Automatic
- Mileage:
- 92,348
- Stock #:
- DRZ183936
- VIN:
- 1GCUDJE80RZ183936
2024 Chevrolet Silverado 1500
High Country Crew Cab 4WD
92,348 mi
Highlands Ranch, CO
42 mi away
Good Deal
$40,152
- Year:
- 2021
- Make:
- Chevrolet
- Model:
- Colorado
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 181 hp 2.8L I4 Diesel
- Exterior color:
- Black
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 42,234
- Stock #:
- M1297307C
- VIN:
- 1GCPTEE10M1297307
Price drop
-$1,799
2021 Chevrolet Colorado
ZR2 Crew Cab 4WD
42,234 mi
Wheat Ridge, CO
26 mi away
Fair Deal
$38,498
$37,498
- Year:
- 2022
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Cherry Red Tintcoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Gideon/Very Dark Atmosphere
- Transmission:
- Automatic
- Mileage:
- 71,188
- Stock #:
- L183347
- VIN:
- 3GCUYGET6NG183347
2022 Chevrolet Silverado 1500
LTZ Crew Cab 4WD
71,188 mi
Longmont, CO
3 mi away
Good Deal
$35,171
- Year:
- 2011
- Make:
- Chevrolet
- Model:
- Silverado 3500HD
- Body type:
- Pickup Truck
- Doors:
- 2 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 335 hp 6.6L V8 Diesel
- Exterior color:
- White
- Fuel type:
- Diesel
- Interior color:
- Gray (Dark Titanium)
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 47,920
- Stock #:
- A352
- VIN:
- 1GB3KZCL1BF159535
New arrival
2011 Chevrolet Silverado 3500HD
Chassis Work Truck 4WD
47,920 mi
Denver, CO
31 mi away
Great Deal
$16,845
- Year:
- 2024
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 35,974
- Stock #:
- 26169A
- VIN:
- 2GC4YMEY2R1121839
Price drop
-$1,404
2024 Chevrolet Silverado 2500HD
Custom Crew Cab 4WD
35,974 mi
Golden, CO
31 mi away
Great Deal
$48,191
$46,787
- Year:
- 2025
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Sterling Gray Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 21,274
- Stock #:
- P6581
- VIN:
- 2GC4KNEY5S1116647
2025 Chevrolet Silverado 2500HD
LT Crew Cab 4WD
21,274 mi
Golden, CO
31 mi away
Good Deal
$55,773
- Year:
- 2024
- Make:
- Chevrolet
- Model:
- Silverado 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Lakeshore Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 24,571
- Stock #:
- RG237088
- VIN:
- 3GCUDCE88RG237088
2024 Chevrolet Silverado 1500
Custom Trail Boss Crew Cab 4WD
24,571 mi
Denver, CO
24 mi away
Great Deal
$38,997
- Year:
- 2018
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Deep Ocean Blue Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 97,119
- Stock #:
- JF144634
- VIN:
- 1GC1KWEY4JF144634
New arrival
2018 Chevrolet Silverado 2500HD
LTZ Crew Cab 4WD
97,119 mi
Littleton, CO
37 mi away
Great Deal
$36,990
- Year:
- 2024
- Make:
- Chevrolet
- Model:
- Silverado 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 24,316
- Stock #:
- T202052
- VIN:
- 2GC4YPEY4R1202052
Sponsored Listing
2024 Chevrolet Silverado 2500HD
LTZ Crew Cab 4WD
24,316 mi
Denver, CO
34 mi away
Fair Deal
$65,999
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