Used 12 Speed Sleeper Semi Trucks with Cummins Engines For Sale

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2022 International LT Sleeper Semi Truck - Cummins 450HP, 12 Speed Endurant Amt

$58,900 USD

2022 International LT625 – 1 Owner, Fleet Maintained 450 HP Cummins International!, Extremely clean—came all the way from Texas! , 450 HP Cummins X15 engine, , 12-speed Eaton Endurant...

Condition	Used
Usage	297,982 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	172263
MLS Number	13816165
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

Price Drop $50,750 USD

Used 2022 International LT625 Sleeper Semi Truck with 73" integral sleeper, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 230...

Condition	Used
Usage	449,557 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 2.85 ratio
Stock Number	387503
MLS Number	14024889
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Harahan, LA, US
Sold By	Penske Used Trucks

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2024 Peterbilt 579 Sleeper Semi Truck - Cummins 500HP, 12 Speed Automatic

$112,750 USD

Only 195,000 Original Miles ~ Cummins X15 ~ 500 HP ~ 12 Speed Automatic ~ Only One Owner ~ Cummins Warranty through 3/13/26 or 250K miles ~ Financing Available with Your Good Credit,

Condition	Used
Usage	195,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	837309
MLS Number	13679862
Category	Sleeper Semi Trucks
Last Updated	12/9/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

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

$38,750 USD

Used 2020 International LT625 Sleeper Semi Truck, Integral Sleeper, Cummins X15 450HP Diesel engine, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 497,150...

Condition	Used
Usage	497,150 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	62019
MLS Number	14016488
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

$37,000 USD

Used 2020 International LT625 Sleeper Semi Truck for sale, 552,177 miles, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	552,177 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	62018
MLS Number	13868460
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

2021 International LT625 Sleeper Semi Truck - Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$35,750 USD

Used 2021 International LT625 Sleeper Semi Truck with Integral Sleeper, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 531,902...

Condition	Used
Usage	531,902 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20499
MLS Number	13478537
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Carlisle, PA, US
Sold By	Penske Used Trucks

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

Price Drop $39,500 USD

Used 2023 International LT625 Sleeper Semi Truck, 73" integral sleeper, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	653,912 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	UPS235762
MLS Number	14016319
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Bensalem, PA, US
Sold By	Penske Used Trucks

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

Price Drop $38,750 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 661,180 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, tandem rear axle, 73" integral sleeper...

Condition	Used
Usage	661,180 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	UPS235726
MLS Number	14016306
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

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

Price Drop $39,500 USD

Used 2023 International LT625 Sleeper Semi Truck with 73" Integral Sleeper, Cummins X15 diesel engine, 450 HP, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	655,196 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	UPS235725
MLS Number	14016304
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

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

Price Drop $33,750 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 773,833 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	773,833 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	UPS235724
MLS Number	14016299
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

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

$37,000 USD

Used 2023 International LT625 Sleeper Semi Truck with 73" integral sleeper, Cummins X15 diesel engine 450HP, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	687,281 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	UPS235723
MLS Number	14016295
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

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

Price Drop $38,500 USD

Used 2023 International LT625 Sleeper Semi Truck, 450 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 73" integral sleeper, 280 gal fuel capacity, tandem rear axle, air ride...

Condition	Used
Usage	702,471 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	UPP236088
MLS Number	14016292
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

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

$36,250 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 756,290 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	756,290 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	UPP235891
MLS Number	14016287
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

$38,250 USD

Used 2022 International LT625 Sleeper Semi Truck, 450 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride suspension, 200-gallon...

Condition	Used
Usage	653,691 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	454893
MLS Number	14015952
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$35,500 USD

Used 2022 International LT625 Sleeper Semi Truck with Cummins X15 450HP diesel engine. Features 73" integral sleeper, 12-speed Eaton automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	691,523 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	454891
MLS Number	14015941
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

Price Drop $46,750 USD

Used 2022 International LT625 Sleeper Semi Truck with 73" integral sleeper, Cummins 450HP X15 diesel engine, 12-speed Eaton automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	487,533 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	UPS235019
MLS Number	13669035
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Billings, MT, US
Sold By	Penske Used Trucks

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

$55,500 USD

Used 2022 International LT625 Sleeper Semi Truck with 450HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride suspension....

Condition	Used
Usage	361,637 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	390280
MLS Number	14015701
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Cumberland, MD, US
Sold By	Penske Used Trucks

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2020 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$49,900 USD

Looking for a reliable, fuel-efficient, and super clean sleeper that’s ready to hit the road? This Peterbilt 579 is the one. Known for its aerodynamic design, comfortable sleeper cab, and...

Condition	Used
Usage	13,862 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	225768
MLS Number	13660165
Category	Sleeper Semi Trucks
Last Updated	12/4/2025
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

2021 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop $53,000 USD

Used 2021 International LT625 Sleeper Semi Truck for sale, 404,189 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	404,189 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	389131
MLS Number	14015476
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Flagstaff, AZ, US
Sold By	Penske Used Trucks

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

Price Drop $48,250 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 469,706 miles, Cummins X15 diesel engine, 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle....

Condition	Used
Usage	469,706 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 2.85 ratio
Stock Number	387500
MLS Number	14015249
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	El Paso, TX, US
Sold By	Penske Used Trucks

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

$50,000 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 387,293 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, 200...

Condition	Used
Usage	387,321 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 2.85 ratio
Stock Number	387488
MLS Number	13857387
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

$52,000 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 478,396 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, 200...

Condition	Used
Usage	478,417 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 2.85 ratio
Stock Number	387481
MLS Number	13868243
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Concord, NC, US
Sold By	Penske Used Trucks

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

Price Drop $32,750 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 646,525 miles, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	646,525 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 2.85 ratio
Stock Number	387480
MLS Number	14015248
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Pennsauken, NJ, US
Sold By	Penske Used Trucks

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

$65,250 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 341,271 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	341,317 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 2.85 ratio
Stock Number	387471
MLS Number	13868230
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	El Paso, TX, US
Sold By	Penske Used Trucks