Freightliner 12 Speed Sleeper Semi Trucks For Sale

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2016 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$31,900 USD

2016 Freightliner Cascadia Evolution, 12 Speed Automatic, Lots of work done to this truck recently including head gaskets, turbo and more and it is ready to go!!,

Condition	Used
Usage	714,019 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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
MLS Number	12963381
Category	Sleeper Semi Trucks
Last Updated	1/15/2025
Location	Ravenel, SC, US
Sold By	Ravenel Truck & Equipment

24 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$68,500 USD

SPECIAL PROMOTION - Original Price: $73500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	536,477 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	306938
MLS Number	13182178
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Wichita, KS, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$58,500 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	588,299 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 3.23 ratio
Stock Number	306381
MLS Number	13323284
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2 0

2020 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	621,612 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	341915
MLS Number	13364385
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Torrance, CA, US
Sold By	Penske Used Trucks

(844) 882-___ SHOW
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25 0

2017 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 12 Speed Automatic

Price Drop

$8,787 USD

2017 Freightliner Cascadia Evolution with recent upgrades and essential repairs! **Vehicle Features:**, - **Engine:** Detroit DD15 14.8L, 450 HP, - **Transmission:** 12 Speed Automatic...

Condition	Used
Usage	180,542 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Rear End	40,000 lb
MLS Number	13041723
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

2 0

2020 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	617,936 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	337696
MLS Number	13364287
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Rochester, NY, US
Sold By	Penske Used Trucks

(844) 882-___ SHOW
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24 0

2017 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - 80" Raised Roof Sleeper, Detroit 450HP, 12 Speed Ultrashift Automatic

Price Drop

$8,787 USD

941230 Miles, Engine: DETROIT DD15, 450 HP, Fuel Type: Diesel, 12 Speed Ultrashift Automatic Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size:...

Condition	Used
Usage	941,230 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Ultrashift Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	12963010
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

2 0

2019 Freightliner Cascadia 125 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	444,374 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	249489
MLS Number	13364280
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Sacramento, CA, US
Sold By	Penske Used Trucks

24 0

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

Recently Updated

$73,250 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	497,731 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	256681
MLS Number	13311649
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

26 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$58,750 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	529,849 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	260465
MLS Number	13299486
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

28 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$75,000 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	434,030 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	256562
MLS Number	13326475
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Kent, WA, US
Sold By	Penske Used Trucks

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10 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Amt

Recently Updated

$55,000 USD

Unit was turned up to 475 HP, Nice Fleet Spec Sleeper, Ready to haul immediately!,

Condition	Used
Usage	425,581 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	272851
MLS Number	12892258
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Smithfield, PA, US
Sold By	Hunter Truck

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$57,250 USD

SPECIAL PROMOTION - Original Price: $62250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	527,409 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	235316
MLS Number	13134885
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Montgomery, NY, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

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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	526,600 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	220099
MLS Number	12345157
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Fontana, CA, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic

Newly Listed

$58,500 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	623,978 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.31 ratio
Stock Number	217272
MLS Number	13364226
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Essex, MD, US
Sold By	Penske Used Trucks

2 0

2019 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

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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	728,536 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	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	207155
MLS Number	13364189
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	White Deer, PA, US
Sold By	Penske Used Trucks

24 0

2018 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$41,250 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	801,895 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	183431
MLS Number	13315685
Category	Sleeper Semi Trucks
Last Updated	1/25/2025
Location	Pell City, AL, US
Sold By	Penske Used Trucks

(844) 693-___ SHOW
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19 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Newly Listed

$59,950 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	552,016 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 2.85 ratio
Stock Number	299
MLS Number	13363179
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 216-___ SHOW
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4 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 470HP, 12 Speed Dt12 Amt

Newly Listed

$149,000 USD

Conventional, 72 Inch Raised Roof Sleeper, Upper Bunk, 85,000 Approximate Miles, ECM Reads 85,000 Miles, Detroit DD13 Engine, 470 H.P Engine Brake, DT12 Transmission Automatic, 40,000 Lb....

Condition	Used
Usage	85,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	Detroit DD13
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	UL6929
MLS Number	13363130
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 910-___ SHOW
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10 0

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

Recently Updated

$52,000 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	477,929 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	3426
MLS Number	13310517
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 60" 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	310,599 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 2.85 ratio
Stock Number	411126
MLS Number	13363020
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

23 0

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

Newly Listed

$88,750 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	391,406 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	386155
MLS Number	13362948
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Tacoma, WA, US
Sold By	Penske Used Trucks

(855) 717-___ SHOW
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45 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$61,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC 12 SPEED!!! DEF, ENGINE BRAKE, LIGHT TEST, ATC SPIN, LDW OFF, OVER RIDE ENG SHDN, HSA OFF, HEADACHE RACK!!! Se Habla...

Condition	Used
Usage	442,051 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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	N14733-DELIVERY 2 U
MLS Number	13279828
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

28 0

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

Recently Updated

$73,000 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	475,712 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	380852
MLS Number	13244277
Category	Sleeper Semi Trucks
Last Updated	1/24/2025
Location	Sterling, VA, US
Sold By	Penske Used Trucks