Semi Trucks For Sale in Colorado

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2015 International ProStar+ 122 T/A Truck Tractor

Newly Listed

At auction Feb. 4

2015 International ProStar+ 122 T/A Truck Tractor, 408,921 miles Showing, Navistar 12.4L 6-Cylinder Turbo Diesel Engine, Automatic Transmission, Engine Brake, Air Disc Brakes, Air Ride...

Condition	Used
Stock Number	KC8927
MLS Number	14107722
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Clifton, KS, US
Listed By	BigIron Auctions

2023 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$60,000 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 466,345 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	467,268 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UPP236077
MLS Number	14044100
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Lincoln, NE, US
Sold By	Penske Used Trucks

2019 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

Price Drop $32,950 USD

AVAILABLE FOR SALE: 2019 PETERBILT 579 SLEEPER IN KANSAS CITY, MO WAITING FOR INSPECTION AND DETAIL.. FUEL-EFFICIENT, DRIVER-FOCUSED, AND READY TO WORK!!! CALL AMERICAN TRUCK CENTERS FOR...

Condition	Used
Usage	538,858 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	MO11032
MLS Number	14064737
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Price Drop $47,950 USD

For Sale: 2022 Kenworth T680 Sleeper, *Remaining Warranty until 5/26 or 500k Miles*, -MX Premium, HVAC, Starter, Alternator Clutch, Equipped with a 455hp Paccar MX-13, paired with an...

Condition	Used
Usage	9,471 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10796
MLS Number	13899991
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Price Drop $60,950 USD

For Sale: 2022 Kenworth T880 Equipped with a 450HP Cummins X15, paired with a 12-Speed Eaton Endurant Automatic Transmission. This 2022 Kenworth T880 is built for performance, comfort, and...

Condition	Used
Usage	407,189 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MO10781
MLS Number	13852483
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 385-___ SHOW
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2020 International LT625 Sleeper Semi Truck - 72" Condo Sleeper, 450HP, 12 Speed Automatic

$43,999 USD

Condition	Used
Usage	531,693 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'17 450/1800
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	252583
MLS Number	14105765
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Commerce City, CO, US
Sold By	Ryder

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, 450HP, 12 Speed Automatic

Price Drop $39,000 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 429,359 miles, 450 HP A26 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	455,099 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	A26
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	444752
MLS Number	13868432
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

2021 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

$76,750 USD

Used 2021 Volvo VNL64760 Sleeper Semi Truck, 429,734 miles, 455HP D13 diesel engine, 12-speed automatic Volvo transmission, 70" integral sleeper, tandem rear axle, air ride suspension. See...

Condition	Used
Usage	438,457 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	380251
MLS Number	13671231
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Colorado Springs, CO, US
Sold By	Penske Used Trucks

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2022 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$56,500 USD

Inspection Report

Condition	Used
Usage	395,993 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	505454
MLS Number	14104541
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Commerce City, CO, US
Sold By	International Motors, LLC

2023 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$57,500 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 530,000 miles, Cummins X15 diesel engine, 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle,...

Condition	Used
Usage	530,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UPS235775
MLS Number	14102300
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Greeley, CO, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$60,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 558,426 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	574,152 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	464238
MLS Number	14015655
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	West Valley City, UT, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$72,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 460,751 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	460,809 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	385123
MLS Number	13905601
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Greeley, CO, US
Sold By	Penske Used Trucks

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$41,750 USD

Used 2020 International LT625 Sleeper Semi Truck, 509,285 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle. Check...

Condition	Used
Usage	521,584 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	367038
MLS Number	13571062
Category	Sleeper Semi Trucks
Last Updated	1/27/2026
Location	Wichita, KS, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $40,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 632,104 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	632,105 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	360779
MLS Number	13431192
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Aurora, CO, US
Sold By	Penske Used Trucks

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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

$61,250 USD

Inspection Report

Condition	Used
Usage	403,093 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	505313
MLS Number	14101450
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Commerce City, CO, US
Sold By	International Motors, LLC

2019 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop $38,750 USD

Used 2019 International LT625 Sleeper Semi Truck, 442,821 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, 13200 lbs front axle, 40000...

Condition	Used
Usage	442,821 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	332688
MLS Number	14013536
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Greeley, CO, US
Sold By	Penske Used Trucks

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

Price Drop $39,950 USD

NEW BRAKES AND ROTORS!!! Walmart Fleet Maintained!! Tri Pac APU! Engine Brakes! Fridge! Inverter! 450HP Cummins! Automatic! Sliding 5th Wheel! Double Bunk! Heated Mirrors! USB Ports!...

Condition	Used
Usage	481,324 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10759
MLS Number	13825423
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

Price Drop $39,950 USD

NEW BRAKES AND ROTORS!!! Walmart Fleet Maintained!! APU! Engine Brakes! Fridge! Inverter! 450HP Cummins! Automatic! Sliding 5th Wheel! Double Bunk! Heated Mirrors! USB Ports! Collision...

Condition	Used
Usage	485,274 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10758
MLS Number	13825420
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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2014 Volvo VNL T/A Truck Tractor

At auction Feb. 4

2014 Volvo VNL T/A Truck Tractor, 425 hp, 475,567 miles Showing, Title Will Be Marked Miles Exempt, Volvo D13 12.8L 6-Cyl Turbocharged Diesel Engine, AT2612D Automatic Transmission, Air...

Condition	Used
Stock Number	KD2732
MLS Number	14100759
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	El Dorado, KS, US
Listed By	BigIron Auctions

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2002 Peterbilt 379 Tri/A Truck Tractor

At auction Feb. 4

2002 Peterbilt 379 Tri/A Truck Tractor, 79,212 miles Showing, Title Will Be Marked Miles Exempt, Not Actual Miles, CAT 14.6L 6-Cyl Turbocharged Diesel Engine, Eaton Fuller 18-Speed Manual...

Condition	Used
Stock Number	KD2731
MLS Number	14100758
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	El Dorado, KS, US
Listed By	BigIron Auctions

(855) 790-___ SHOW
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2022 Peterbilt 389 Semi Truck

At auction Feb. 19

2022 Peterbilt 389 semi truck, Miles: 434,260 on odometer, Hours: 13,313 on meter, VIN: 1XPXD49X7ND789644, Engine, Cummins X15 565, Serial: 80350914, Displacement: 15.0L, Cylinders: 6,...

Condition	Used
Usage	13,313 Hours
Stock Number	FG2544
MLS Number	14100461
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Hiawatha, KS, US
Listed By	Purple Wave Auction

(855) 790-___ SHOW
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2022 Peterbilt 389 Semi Truck

At auction Feb. 19

2022 Peterbilt 389 semi truck, Miles: 492,472 on odometer, Hours: 9,195 on meter, VIN: 1XPXD49X5ND789643, Engine, Cummins X15 565, Serial: 80092853, Displacement: 15.0L, Cylinders: 6, Fuel...

Condition	Used
Usage	9,195 Hours
Stock Number	FG2543
MLS Number	14100456
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Hiawatha, KS, US
Listed By	Purple Wave Auction

2023 International LoneStar Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Dt12 Automatic

$74,950 USD

2023 INTERNATIONAL LONESTAR SLEEPER – MUST SEE! This 2023 International LoneStar is a sharp, driver-focused sleeper built for long-haul comfort and dependable performance. Powered by a 450...

Condition	Used
Usage	356,147 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MO11065
MLS Number	14099949
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $46,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 707,370 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, air ride suspension...

Condition	Used
Usage	707,370 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	381210
MLS Number	14099915
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Denver, CO, US
Sold By	Penske Used Trucks