Automatic Sleeper Semi Trucks with Cummins Engines For Sale

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 500HP, 13 Speed Automatic

Recently Updated

$83,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 326,833 miles, 500 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	326,901 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	320848
MLS Number	14014613
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Morristown, TN, US
Sold By	Penske Used Trucks

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

Recently Updated

$39,000 USD

Used 2021 International LT625 Sleeper Semi Truck for sale, 495,911 miles, Cummins X15 diesel engine with 450 HP, 12-speed automatic Eaton transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	495,911 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 2.80 ratio
Stock Number	321764
MLS Number	13581762
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

(866) 530-___ SHOW
NUMBERCall Seller

2019 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, Automatic

Recently Updated

Contact for price

2019 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 662,000 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME...

Condition	Used
Usage	662,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	6649
MLS Number	14097551
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$74,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, Cummins X15 diesel engine, 450 HP, 13-speed Eaton automatic transmission, tandem rear axle. Come see us...

Condition	Used
Usage	318,855 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341503
MLS Number	14021132
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Suwanee, GA, US
Sold By	Penske Used Trucks

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

Price Drop $43,000 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 646,496 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	646,946 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	UPS235810
MLS Number	14097103
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$72,250 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 313,728 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, 280-gallon fuel...

Condition	Used
Usage	318,246 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	UPS235779
MLS Number	14044102
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Jessup, MD, US
Sold By	Penske Used Trucks

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

Price Drop $47,250 USD

Used 2023 International LT625 Sleeper Semi Truck, 618,806 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	618,807 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	UPS235769
MLS Number	14092381
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,250 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 504,032 miles, 450 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	507,380 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	UPS235719
MLS Number	14097101
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Blountville, TN, US
Sold By	Penske Used Trucks

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

Recently Updated

$66,000 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 438,984 miles, Cummins X15 Diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	442,296 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	UPP236058
MLS Number	14097091
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

Price Drop $42,000 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 628,691 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73\" integral sleeper, air ride suspension....

Condition	Used
Usage	628,740 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	UPP235895
MLS Number	14097081
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Parsippany, NJ, US
Sold By	Penske Used Trucks

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

Price Drop $42,000 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 607,636 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, 230" wheelbase,...

Condition	Used
Usage	634,219 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	599742
MLS Number	13584864
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

Price Drop $51,750 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	564,756 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	599741
MLS Number	14055945
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Omaha, NE, US
Sold By	Penske Used Trucks

(855) 717-___ SHOW
NUMBERCall Seller

2021 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

Newly Listed

$54,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** SLIDING 5TH WHEEL!!!!! AIR RIDE, ENGINE BRAKE, DEF, MINI FRIDGE Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	441,986 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	N15324-DELIVERY 2 U
MLS Number	14108985
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

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

Newly Listed

$45,750 USD

Used 2021 International LT625 Sleeper Semi Truck for sale, 459,131 miles, Cummins X15 engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, 240-gallon fuel...

Condition	Used
Usage	459,131 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	372090
MLS Number	14108505
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

(833) 220-___ SHOW
NUMBERCall Seller

2021 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins, Automatic

Recently Updated

$59,999 USD

CLEAN FLEET MAINTAINED TRUCK BRAND NEW DRIVE TIRES GOOD CREDIT, OKAY CREDIT, BAD CREDIT NO PROBLEM CONTACT ADAM AT,

Condition	Used
Usage	362,112 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Cummins X15
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
MLS Number	13955613
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Selma, CA, US
Sold By	Selma Truck Sales

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

Price Drop $28,500 USD

Used 2020 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	612,194 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	338158
MLS Number	14094130
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Sterling, VA, US
Sold By	Penske Used Trucks

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

Price Drop $46,250 USD

Used 2020 International LT625 Sleeper Semi Truck with 450HP Cummins X15 engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride suspension. Don't miss...

Condition	Used
Usage	363,715 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	337994
MLS Number	13775093
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Pell City, AL, US
Sold By	Penske Used Trucks

(844) 912-___ SHOW
NUMBERCall Seller

2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

Price Drop $44,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!! LIQUID DEF, X15, ENGINE BRAKE, 5TH WHEEL Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A...

Condition	Used
Usage	384,147 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	H02409-DELIVERY 2 U
MLS Number	13857600
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

Recently Updated

$69,900 USD

SPECIAL!!! Was $74,900 Now $69,900, MUST GO,

Condition	Used
Usage	13,782 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	1682
MLS Number	14043649
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$75,900 USD

SPECIAL!!! - WAS $89,900 NOW $ 75,900, MUST GO,

Condition	Used
Usage	11,811 Hours
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	80"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	1679
MLS Number	14043628
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$75,900 USD

SPECIAL!!! WAS $89,900 NOW $ 75,900, MUST GO,

Condition	Used
Usage	13,000 Hours
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	80"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	1678
MLS Number	14043626
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$79,900 USD

Automatic 12spd, Climate Control System Manufacture transmission warranty, 5yr/750k, In service date 4/30/2021 SPECIAL!!! - WAS $95,900 NOW $ 79,900, MUST GO,

Condition	Used
Usage	314,127 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	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	1632
MLS Number	14043561
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

Recently Updated

$59,900 USD

Automatic 12SPD Endurant, X15 Efficiency Series Engine, 400 H.P, SPECIAL!!! - WAS $75,900 NOW $ 59,900 MUST GO,

Condition	Used
Usage	386,230 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	1600
MLS Number	14043560
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

Newly Listed

$48,750 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 555,724 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	555,724 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	UPP236284
MLS Number	14107493
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Brooklyn Park, MN, US
Sold By	Penske Used Trucks