Freightliner 12 Speed Sleeper Semi Trucks For Sale

(844) 900-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$48,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! SLIDING 5TH WHEEL, AIR RIDE, DEF, ENGINE BRAKE, INTR AXLE UNLOCK/ LOCK, AIR SLIDE LOCK/ SLIDE, SUSP HGT...

Condition	Used
Usage	474,880 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	57"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	L01591-DELIVERY 2 U
MLS Number	13969019
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(844) 900-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$44,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! SLIDING 5TH WHEEL, AIR RIDE, DEF, APU!!! Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	533,111 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	57"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	L01589-DELIVERY 2 U
MLS Number	13963969
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(844) 900-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$46,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! SLIDING 5TH WHEEL, AIR RIDE, DEF, ENGINE BRAKE, DOME LIGHT, SLPR DOME, HSA LIGHT, UTLY LIGHT, LDW OFF,...

Condition	Used
Usage	509,160 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	57"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	L01588-DELIVERY 2 U
MLS Number	13963944
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(844) 216-___ SHOW
NUMBERCall Seller

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

$54,600 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 505,081 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	505,081 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.09 ratio
Stock Number	LY5951
MLS Number	13916429
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 116 Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

$54,000 USD

Used 2019 Freightliner Cascadia 116 Sleeper Semi Truck for sale, 344,195 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	344,337 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	268903
MLS Number	14063830
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Plymouth, MI, US
Sold By	Penske Used Trucks

(323) 712-___ SHOW
NUMBERCall Seller

2018 Freightliner Cascadia 125 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$35,000 USD

506000 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Wheels: All Aluminum, Wheel...

Condition	Used
Usage	506,000 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	18406
MLS Number	13560106
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Kansas City, KS, US
Sold By	TCI Transportation

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$37,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 693,928 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, 250-gallon fuel...

Condition	Used
Usage	694,620 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	226777
MLS Number	14062424
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 50" Condo Sleeper, 455HP, 12 Speed Automatic

$64,926 USD

Condition	Used
Usage	463,457 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	50"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.23 ratio
Stock Number	875504
MLS Number	14076754
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Bensalem, PA, US
Sold By	Ryder

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic

$52,582 USD

Condition	Used
Usage	768,486 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	405904
MLS Number	14054266
Category	Sleeper Semi Trucks
Last Updated	1/10/2026
Location	Phoenix, AZ, US
Sold By	Ryder

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic

$58,900 USD

Condition	Used
Usage	675,569 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	405905
MLS Number	14076727
Category	Sleeper Semi Trucks
Last Updated	1/10/2026
Location	Phoenix, AZ, US
Sold By	Ryder

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

$68,134 USD

Condition	Used
Usage	524,851 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	570709
MLS Number	14005280
Category	Sleeper Semi Trucks
Last Updated	1/9/2026
Location	Pittsburgh, PA, US
Sold By	Ryder

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

$61,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride suspension....

Condition	Used
Usage	544,305 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13
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	198753
MLS Number	13545056
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

$64,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	457,900 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	598240
MLS Number	13885461
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Piqua, OH, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$61,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 588,359 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride suspension...

Condition	Used
Usage	588,359 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	590068
MLS Number	14075315
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

Price Drop $52,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 579,958 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	588,975 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	464221
MLS Number	14015654
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Dayton, OH, US
Sold By	Penske Used Trucks

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

$74,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 283,222 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	283,222 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	399391
MLS Number	14075119
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

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

$64,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 220-gallon fuel...

Condition	Used
Usage	474,246 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	394470
MLS Number	14062623
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$70,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 409,520 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	409,525 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	394368
MLS Number	14075034
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Jacksonville, FL, US
Sold By	Penske Used Trucks

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

$58,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension,...

Condition	Used
Usage	524,753 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	394101
MLS Number	14075015
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

$67,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 514,239 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	514,239 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	394056
MLS Number	14074993
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	North Las Vegas, NV, US
Sold By	Penske Used Trucks

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

$66,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 565,632 miles, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	565,632 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	385361
MLS Number	14074827
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Jurupa Valley, CA, US
Sold By	Penske Used Trucks

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

$63,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 568,163 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	568,163 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	385315
MLS Number	14074825
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Spokane Valley, WA, US
Sold By	Penske Used Trucks

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

$58,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 585,698 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission. Tandem rear axle, air ride suspension, 72"...

Condition	Used
Usage	585,698 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	385150
MLS Number	14074818
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Memphis, TN, US
Sold By	Penske Used Trucks

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

$61,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 577,231 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	577,232 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	385087
MLS Number	14074816
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Tacoma, WA, US
Sold By	Penske Used Trucks