Automatic Sleeper Semi Trucks with 3.50-3.99 Ratio For Sale

(844) 955-___ SHOW
NUMBERCall Seller

13 0

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Mid Roof Sleeper, 485HP, 13 Speed Automatic

2023 Peterbilt 389 Sleeper Semi Truck - Cummins 605HP, 18 Speed Automatic

Newly Listed

$164,750 USD

Only 232,000 Original Miles ~ Cummins X15 ~ 605 HP ~ 18 Speed UltraShift ~ 14,320 Front / 46k Rears ~ Full Lockers ~ Wet Kit ~ Disc Brakes ~ One Owner ~ 10 Brand New Tires! ~ After Treatment...

Condition	Used
Usage	232,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Transmission	18 Speed Ultrashift Automatic
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	849938
MLS Number	13689961
Category	Sleeper Semi Trucks
Last Updated	7/15/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 985-___ SHOW
NUMBERCall Seller

58 1

2019 Peterbilt 579 Sleeper Semi Truck - Paccar 455HP, Automatic

2018 Freightliner Cascadia 113 Evolution Sleeper Semi Truck - Detroit, Automatic

2020 Peterbilt 567 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 510HP, Automatic

$65,999 USD

394146 Miles, Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, Automatic Transmission, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 230, Tandem Rear...

Condition	Used
Usage	394,146 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	8679898
MLS Number	13542009
Category	Sleeper Semi Trucks
Last Updated	7/2/2025
Location	Hickory Hills, IL, US
Sold By	JX Truck Center

25 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$58,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	617,898 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	367823
MLS Number	13677497
Category	Sleeper Semi Trucks
Last Updated	7/1/2025
Location	West Valley City, UT, US
Sold By	Penske Used Trucks

69 0

2023 Kenworth T880 Tri Axle Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 565HP, 18 Speed Ultrashift Automatic

$104,500 USD

HEAVY SPEC AUTOMATIC! 2023 KENWORTH T880! CUMMINS 565HP, EATON 18 SPEED AUTO TRANSMISSION, FULL LOCKERS, DOUBLE FRAMED, TRI AXLE, PUMP AND PTO, 14,320 FAW, 73,520GVWR, 13K PUSH AXLE, HEAVY...

Condition	Used
Usage	330,882 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Ultrashift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	59,200 lb 3.73 ratio
Stock Number	7012
MLS Number	13660244
Category	Sleeper Semi Trucks
Last Updated	7/1/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

63 0

2023 Kenworth T880 Tri Axle Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 565HP, 18 Speed Ultrashift Automatic

$129,500 USD

HEAVY SPEC AUTOMATIC! 2023 KENWORTH T880! CUMMINS 565HP, EATON 18 SPEED AUTO TRANSMISSION, FULL LOCKERS, DOUBLE FRAMED, TRI AXLE, PUMP AND PTO, 14,320 FAW, 73,520GVWR, 13K PUSH AXLE, HEAVY...

Condition	Used
Usage	220,978 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Ultrashift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	59,200 lb 3.73 ratio
Stock Number	7017
MLS Number	13660048
Category	Sleeper Semi Trucks
Last Updated	7/1/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

23 0

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

$60,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	600,402 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 3.58 ratio
Stock Number	361229
MLS Number	13621917
Category	Sleeper Semi Trucks
Last Updated	6/28/2025
Location	Fontana, CA, US
Sold By	Penske Used Trucks

46 0

2023 Kenworth T880 Tri Axle Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 565HP, 18 Speed Automatic

$129,500 USD

HEAVY SPEC AUTOMATIC! 2023 KENWORTH T880! CUMMINS 565HP, EATON 18 SPEED AUTO TRANSMISSION, FULL LOCKERS, DOUBLE FRAMED, TRI AXLE, PUMP AND PTO, 14,320 FAW, 73,520GVWR, 13K PUSH AXLE, HEAVY...

Condition	Used
Usage	243,796 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Ultrashift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	59,200 lb 3.73 ratio
Stock Number	7013
MLS Number	13646550
Category	Sleeper Semi Trucks
Last Updated	7/1/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$60,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	468,546 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	217100
MLS Number	13371962
Category	Sleeper Semi Trucks
Last Updated	7/12/2025
Location	Louisville, KY, US
Sold By	Penske Used Trucks

(844) 883-___ SHOW
NUMBERCall Seller

15 1

2019 Peterbilt 579 Tandem Highway with 58in Sleeper

$36,500 USD

Stock #:5217, Exterior Colour:White, Engine:Paccar MX13, Horsepower:510, Transmission:13 Spd Auto, Front Axle:13,200, Rear Axle:Super 40’s, Gear Ratio: 3.58, Frame:3/8, Brakes:Jake,...

Condition	Used
Usage	446,000 Miles
Horse Power	510 HP
Engine Model	Paccar MX13
Transmission	13 Speed Automatic
Sleeper Size	58"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	5217
MLS Number	12522192
Category	Sleeper Semi Trucks
Last Updated	6/27/2025
Location	Blaine, WA, US
Sold By	International Machinery

(866) 714-___ SHOW
NUMBERCall Seller

23 0

2018 Freightliner Cascadia 113 Sleeper Semi Truck

$69,900 USD

2018 Freightliner Cascadia 113 Mid roof / Flat roof Tri Axle Sleeper with PTO Wet Kit, EMISSIONS ALTERED / DELETED!!! Detroit DD13 Engine!! 450 HP!! Allison RDS 4500 6 Speed Automatic...

Condition	Used
Usage	3,712 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	50,000 lb 3.91 ratio
Stock Number	260209
MLS Number	13663297
Category	Sleeper Semi Trucks
Last Updated	6/24/2025
Location	Mcdonough, GA, US
Sold By	The Truck and Trailer Connection INC

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$76,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	344,150 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	352262
MLS Number	13662577
Category	Sleeper Semi Trucks
Last Updated	6/25/2025
Location	Hammond, LA, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
NUMBERCall Seller

17 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Condo Sleeper, 6 Speed Automatic

Price Drop

$58,995 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	510,080 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	DD15 GHG'17 505/1625
Transmission	6 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.73 ratio
Stock Number	268747
MLS Number	13493661
Category	Sleeper Semi Trucks
Last Updated	7/12/2025
Location	Hilliard, OH, US
Sold By	Ryder

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$67,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	499,153 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	367826
MLS Number	13627400
Category	Sleeper Semi Trucks
Last Updated	6/5/2025
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$70,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	460,619 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	367825
MLS Number	13627398
Category	Sleeper Semi Trucks
Last Updated	6/6/2025
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$57,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	625,313 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	367822
MLS Number	13621963
Category	Sleeper Semi Trucks
Last Updated	6/5/2025
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$58,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	618,194 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	366284
MLS Number	13611697
Category	Sleeper Semi Trucks
Last Updated	6/5/2025
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$60,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	591,532 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	366282
MLS Number	13601695
Category	Sleeper Semi Trucks
Last Updated	6/26/2025
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$77,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	247,162 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	217114
MLS Number	13561980
Category	Sleeper Semi Trucks
Last Updated	7/10/2025
Location	Katy, TX, US
Sold By	Penske Used Trucks

69 0

2020 Peterbilt 579 Sleeper Semi Truck - 155" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

$109,500 USD

FRESH OVERHAUL WITH PAPERWORK!! VERY CLEAN AND MAINTAINED PETERBILT 579 WITH ARI LEGACY CUSTOM 155 INCH SLEEPER, CUMMINS 525HP, 12 SPEED AUTOMATIC, SLIDING 5TH WHEEL, 14,600 FAW, 40,000 RAW,...

Condition	Used
Usage	1,078,195 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	155"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	6904
MLS Number	13367448
Category	Sleeper Semi Trucks
Last Updated	5/20/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

24 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$57,250 USD

WET KIT INCLUDED Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	594,229 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	368604
MLS Number	13566238
Category	Sleeper Semi Trucks
Last Updated	7/11/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$53,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	598,021 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	218000
MLS Number	13561982
Category	Sleeper Semi Trucks
Last Updated	7/11/2025
Location	Lowell, AR, US
Sold By	Penske Used Trucks