Freightliner 12 Speed Trucks For Sale

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2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$39,950 USD

For Sale: 2020 Freightliner Cascadia 126 Single Axle Day Cab Equipped with a 450hp DD13, 12-Speed Automated Transmission Additional Features Include: Heated/Cooled Air Ride Captain Seat,...

Condition	Used
Usage	4,454 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 2.41 ratio
Stock Number	CO11107
MLS Number	14109194
Category	Day Cab Semi Trucks
Last Updated	1/30/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$109,950 USD

2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 450 HP, DT12 Automatic, 76” Raised Roof Double Bunk, 191K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...

Condition	Used
Usage	191,443 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MO11105
MLS Number	14109181
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(707) 849-___ SHOW
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2019 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$39,000 USD

2019 Freightliner Cascadia 125 Day Cab Excellent shape, ready to work 315k Miles, DD13 Engine, 450HP, DT12 Transmission, 52,000lb GVW, 3.42 Rear Axle Ratio, 222" Wheelbase,

Condition	Used
Usage	315,837 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
MLS Number	14096924
Category	Day Cab Semi Trucks
Last Updated	1/27/2026
Location	Santa Rosa, CA, US
Sold By	Personal Asset Brokerage

Featured Item

2019 Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed Automatic

$48,643 USD

Condition	Used
Usage	270,359 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	585919
MLS Number	14086845
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	West Sacramento, CA, US
Sold By	Ryder

Featured Item

2019 Freightliner Cascadia 125 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

$28,536 USD

Condition	Used
Usage	484,551 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	2.50 ratio
Stock Number	862508
MLS Number	14083261
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	Kearny, NJ, US
Sold By	Ryder

Featured Item

2020 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$35,290 USD

Condition	Used
Usage	583,876 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	244178
MLS Number	14076756
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	West Sacramento, CA, US
Sold By	Ryder

Featured Item

2019 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

$41,105 USD

Condition	Used
Usage	349,268 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	813625
MLS Number	14067392
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	West Sacramento, CA, US
Sold By	Ryder

Featured Item

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

$26,000 USD

Condition	Used
Usage	628,834 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	2.50 ratio
Stock Number	898113
MLS Number	14058082
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	Springfield, MA, US
Sold By	Ryder

Featured Item

2018 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

$35,272 USD

Condition	Used
Usage	238,877 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	814898
MLS Number	14050971
Category	Day Cab Semi Trucks
Last Updated	1/16/2026
Location	Kearny, NJ, US
Sold By	Ryder

(844) 321-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$85,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 09/19/2022, LEAD TRUCK,

Condition	Used
Usage	5,631 Hours
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	40,000 lb 2.85 ratio
Stock Number	1718
MLS Number	14044092
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(844) 321-___ SHOW
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Featured Item

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$95,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 03/06/2023,

Condition	Used
Usage	5,326 Hours
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	40,000 lb 2.85 ratio
Stock Number	1714
MLS Number	14044040
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

Featured Item

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

$43,000 USD

Condition	Used
Usage	943,871 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	569523
MLS Number	14042329
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Kearny, NJ, US
Sold By	Ryder

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

Recently Updated

$96,250 USD

Used 2023 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	237,059 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	5212
MLS Number	14100149
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Londonderry, NH, US
Sold By	Penske Used Trucks

2021 Freightliner T11664ST Day Cab Truck - 410HP, 12 Speed Automatic

Recently Updated

$50,750 USD

Used 2021 Freightliner Cascadia 116 Day Cab Semi Truck for sale, 285,345 miles, 410 HP DD13 engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension. Check it...

Condition	Used
Usage	285,461 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	716227
MLS Number	12313274
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

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Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 293,698 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	293,698 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	236850
MLS Number	14120347
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 450 HP DD13 diesel engine, 12-speed automatic transmission, tandem rear axle, and 300-gallon fuel capacity....

Condition	Used
Usage	732,817 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	UPP236160
MLS Number	14105614
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

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

Recently Updated

$71,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 558,542 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic transmission, tandem rear axle,...

Condition	Used
Usage	558,725 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	211243
MLS Number	14045473
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed

$68,250 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 505 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	685,182 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	207061
MLS Number	14120344
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Denton, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$64,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 541,197 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	543,556 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	224421
MLS Number	14078040
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Sioux Falls, SD, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,250 USD

Used 2023 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	700,275 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	185888
MLS Number	14088328
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated

$100,000 USD

Used 2023 Freightliner Cascadia 126 Day Cab Truck, 141,358 miles, 450 HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension, 160-gallon fuel...

Condition	Used
Usage	142,545 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	589859
MLS Number	14102195
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated

$38,000 USD

Used 2023 Freightliner Cascadia 126 Day Cab Truck for sale, 739,625 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	741,285 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	589312
MLS Number	14072496
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated

$86,000 USD

Used 2022 Freightliner Cascadia 126 Day Cab Truck, 97,045 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 16,000 lb front axle, air ride...

Condition	Used
Usage	97,495 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	451877
MLS Number	13765137
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Hammond, LA, US
Sold By	Penske Used Trucks

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

Newly Listed

Contact for price

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 329,068 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	329,068 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	438683
MLS Number	14120338
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Dalton, GA, US
Sold By	Penske Used Trucks