Freightliner 12 Speed Tandem Axle Sleeper Semi Trucks For Sale

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33 1

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

Price Drop

$49,900 USD

****!!! 8 NEW TIRES!!!**** *** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** COLLISION MITIGATION, AIR RIDE SEATS!!!! SLIDING 5TH WHEEL!!!!! Se Habla Español! NO CREDIT? BAD...

Condition	Used
Usage	558,319 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	N15165- 8 NEW TIRES
MLS Number	13804390
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

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38 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Price Drop

$59,900 USD

** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, DEF, AIR RIDE, AUTOMATIC, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! Disclaimer:, “All...

Condition	Used
Usage	491,063 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 2.28 ratio
Stock Number	N15121-DELIVERY 2 U
MLS Number	13747992
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(844) 216-___ SHOW
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25 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Automatic

$59,000 USD

Fleet Maintained, Stock MA9710, Miles 465,201, Detroit DD15, 505 HP, DT 12 Automatic, Refrigerator, New mattress, 2.85 Ratio, 225" WB, Dual Air Ride Seats, Double Bunk, Power Windows/Mirrors...

Condition	Used
Usage	465,201 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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 2.85 ratio
Stock Number	MA9710
MLS Number	12701832
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 657-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck

$41,990 USD

Truck is in very good condition, new oil change, no leaks, cold ac, newer brakes and tires, dd15 engine, automatic transmission

Condition	Used
Usage	12,891 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Double Bunk
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.15 ratio
MLS Number	12924901
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Blue Island, IL, US
Sold By	DMC Logistics

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2 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 71" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Newly Listed

Contact for price

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** ***ALMOST NEW VIRGIN RUBBERS*** SLIDING 5TH WHEEL!!!!! AIR RIDE, ATC SPIN, HSA OFF Se Habla Español! NO CREDIT? BAD CREDIT? NO...

Condition	Used
Usage	477,847 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	71"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	N15258-DELIVERY 2 U
MLS Number	14059528
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(833) 986-___ SHOW
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20 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 450HP

Recently Updated

$59,900 USD

244196 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Wheel Base: 178, Tandem Rear Axles

Condition	Used
Usage	244,196 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	108251
MLS Number	14025440
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Fort Myers, FL, US
Sold By	Southport Truck Group

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

Recently Updated

$82,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 401,604 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	402,836 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	270427
MLS Number	14044107
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

23 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 470HP, 12 Speed Automatic

Price Drop

$66,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 571,173 miles, 470 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	576,511 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	Cummins X15
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	199199
MLS Number	14016277
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Anaheim, CA, US
Sold By	Penske Used Trucks

23 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$72,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed automatic transmission, 60" integral sleeper, tandem rear axle, 410,453 miles, air ride...

Condition	Used
Usage	410,474 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 3.08 ratio
Stock Number	429395
MLS Number	13854156
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Linden, NJ, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$61,750 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, 240-gallon fuel...

Condition	Used
Usage	530,802 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	409868
MLS Number	13794722
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Monmouth Junction, NJ, US
Sold By	Penske Used Trucks

23 0

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

Price Drop

$60,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 503,160 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	503,180 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	407262
MLS Number	13876844
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Montgomery, NY, US
Sold By	Penske Used Trucks

25 0

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

Recently Updated

$59,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 486,130 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	486,130 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	386379
MLS Number	13868337
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Windsor, WI, US
Sold By	Penske Used Trucks

23 0

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

Newly Listed

$54,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 578,834 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	578,834 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	394497
MLS Number	14058857
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Fredericksburg, VA, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$51,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 631,171 miles, 455 HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	644,014 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	345132
MLS Number	14028058
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$68,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 445,638 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	445,638 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	385299
MLS Number	13591174
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Billings, MT, US
Sold By	Penske Used Trucks

22 0

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

Newly Listed

$70,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 503,628 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	503,628 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	385070
MLS Number	14058822
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

24 0

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

Recently Updated

$39,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 747,194 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	747,195 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	12/24/2025
Location	Billings, MT, US
Sold By	Penske Used Trucks

25 0

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

Price Drop

$67,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 457,226 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	457,226 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	334567
MLS Number	14014668
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Boise, ID, US
Sold By	Penske Used Trucks

26 0

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

Price Drop

$54,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT engine, 12-speed automatic transmission, tandem rear axle, air ride suspension, 578,665 miles....

Condition	Used
Usage	587,623 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	334443
MLS Number	13696536
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Billings, MT, US
Sold By	Penske Used Trucks

30 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$77,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 400HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, 349,573 miles. Check it out.

Condition	Used
Usage	349,590 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	EPES21245
MLS Number	13870161
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Concord, NC, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$74,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 390,712 miles, 400HP DD15AT diesel, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle, air ride...

Condition	Used
Usage	390,727 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	EPES21203
MLS Number	13870159
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Concord, NC, US
Sold By	Penske Used Trucks

29 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$63,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 480,815 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	480,816 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	EPES21171
MLS Number	13854091
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Price Drop

$75,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 367,178 miles, 400HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	367,202 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	EPES21150
MLS Number	14014497
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$48,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 586,240 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	586,241 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	373374
MLS Number	13755624
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks