12 Speed Sleeper Semi Trucks For Sale

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18 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$44,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	641,213 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	323
MLS Number	13441124
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

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19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$39,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	664,342 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	320
MLS Number	13433607
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

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10 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$59,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	485,204 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	3438
MLS Number	13506701
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(855) 910-___ SHOW
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Featured Item

10 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$53,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	489,523 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3352
MLS Number	13506698
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2 0

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

Newly Listed

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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	577,707 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 2.85 ratio
Stock Number	454769
MLS Number	13534274
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Aurora, CO, US
Sold By	Penske Used Trucks

22 0

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

Newly Listed

$64,500 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	539,176 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	UPS235015
MLS Number	13534273
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Albuquerque, NM, US
Sold By	Penske Used Trucks

25 0

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

Recently Updated

$45,750 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	725,267 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	UPS234994
MLS Number	13492591
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Houston, TX, US
Sold By	Penske Used Trucks

23 0

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

Newly Listed

$55,750 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	625,454 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	UPS234988
MLS Number	13534269
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

23 0

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

Newly Listed

$65,250 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	516,993 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	UPS234980
MLS Number	13534266
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	326,402 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	UPP235165
MLS Number	13534264
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Chicago Ridge, IL, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	338,117 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	UPP235152
MLS Number	13534263
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	White Deer, PA, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	530,015 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	UPP235150
MLS Number	13534262
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Jurupa Valley, CA, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	602,934 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	UPP235145
MLS Number	13534261
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Albuquerque, NM, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$50,750 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	650,000 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	UPP235139
MLS Number	13470674
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Lenexa, KS, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	584,695 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	UPP235137
MLS Number	13534259
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

26 0

2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$97,250 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	285,488 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	444551
MLS Number	13510388
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Jonesboro, GA, US
Sold By	Penske Used Trucks

2 0

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

Newly Listed

Call for price

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	405,784 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	394312
MLS Number	13534110
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Liverpool, NY, US
Sold By	Penske Used Trucks

23 0

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

Newly Listed

$84,250 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	292,419 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	394299
MLS Number	13534107
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Madison, AL, US
Sold By	Penske Used Trucks

(855) 807-___ SHOW
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58 0

2018 Peterbilt 579 Tri Axle Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

Newly Listed

$44,500 USD

CLEAN FLEET MAINTAINED PETERBILT 579 TRI AXLE, PACCAR MX-13 455HP, 12 SPEED AUTOMATIC, 13,000 LBS DROP AXLE, Tri Axle, 13,200 FAW, DISC BRAKES, GOOD RUBBER, CB RADIO, ALUMINUM 22.5, ENGINE...

Condition	Used
Usage	453,726 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	53,000 lb 3.08 ratio
Stock Number	6908
MLS Number	13534051
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(833) 801-___ SHOW
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6 0

2017 Mack Pinnacle CXU613 Sleeper Semi Truck - 70" Mid Roof Sleeper, MP8 455HP, 12 Speed M Drive Amt

Newly Listed

$18,000 USD

GOOD TRUCK, RUNS EXCELLENT, FLEET MAINTAINED, VERY CLEAN! air seat, tilt/tele, power windows, power mirrors, heated mirrors, dump valve, differential lock, sliding 5th, APU!,

Condition	Used
Usage	613,179 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	17613CXU
MLS Number	13534034
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 591-___ SHOW
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37 0

2022 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, 12 Speed Amt

Newly Listed

$82,900 USD

2022 Kenworth T680 Next Gen - 1 Owner Fleet Maintained Next Gen T680! This is one sweet truck!! Brand New Clutch Installed! Paccar MX-15 455HP Engine, 12 Speed Automatic Transmission, Double...

Condition	Used
Usage	209,292 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	159069
MLS Number	13534020
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

24 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$52,750 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	712,216 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	344889
MLS Number	13533848
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

(844) 693-___ SHOW
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21 0

2019 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, 12 Speed Amt

Newly Listed

$29,900 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	710,700 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear End	40,000 lb 2.64 ratio
Stock Number	343
MLS Number	13533694
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(888) 680-___ SHOW
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1 0

2020 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 510HP, 12 Speed Endurant Amt

Newly Listed

$67,900 USD

CLEAN 1 OWNER TRUCK! OWNER OPERATOR SPECS! JUST TRADED IN ON BRAND NEW TRUCK! FINANCING AND EXTENDED WARRANTIES AVAILABLE! CALL SCOTT DOLAN AT KENWORTH SALES COMPANY IN RICHMOND, VIRGINIA...

Condition	Used
Usage	484,391 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LD633568U/RICHMOND
MLS Number	13533596
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.