Freightliner 12 Speed Trucks with Detroit Engines For Sale

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14 0

2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$32,500 USD

180 DAY/50K MILE WARRANTY INCLUDED!!!! A clean truck, Automatic!!! Call for more information,

Condition	Used
Usage	508,207 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 2.41 ratio
Stock Number	108729
MLS Number	13418170
Category	Day Cab Semi Trucks
Last Updated	3/11/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

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8 0

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

$84,999 USD

8 Brand New Drive Tires. Fleet Maintained Clean Truck Great condition and well maintained fleet truck. DPF cleaned. 8 Brand New Tires. Ready to make $$$$$. OK Credit, Bad Credit, No Credit,...

Condition	Used
Usage	329,502 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	12975900
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

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9 0

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$58,999 USD

Brand New Virgin Drive Tires. Great condition and well maintained fleet truck. Ready to make $$$$$. OK Credit, Bad Credit, No Credit, WE WILL GET YOU FINANCED. Please call Adam at ( or...

Condition	Used
Usage	404,625 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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
MLS Number	10070531
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

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24 0

2021 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

Recently Updated

$54,900 USD

2021 DAYCAB, NEW BODY STYLE, LOW MILEAGE!, stock: 261220, transmodel: DT12, cab type: Daycab, engine type: DD13, xaxleconfiguration: Set Back Axle,

Condition	Used
Usage	260,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Drivetrain	6x4
Transmission	12 Speed
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	261220
MLS Number	13450515
Category	Day Cab Semi Trucks
Last Updated	3/26/2025
Location	Fort Myers, FL, US
Sold By	Southport Truck Group

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26 0

2023 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

Recently Updated

$54,900 USD

2021 DAYCAB, NEW BODY STYLE, LOW MILEAGE!, stock: 261221, transmodel: DT12, cab type: Daycab, engine type: DD13, xaxleconfiguration: Set Back Axle,

Condition	Used
Usage	440,000 Miles
Duty Class	Heavy Duty Day Cab 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	40,000 lb 2.47 ratio
Stock Number	261221
MLS Number	13446858
Category	Day Cab Semi Trucks
Last Updated	3/26/2025
Location	Fort Myers, FL, US
Sold By	Southport Truck Group

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4 0

2020 Freightliner Cascadia 113 Sleeper Semi Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$38,000 USD

Unit: 3630, Year: 2020, Make: FREIGHTLINER, Weight: 16,651, Model: CA113SLP, Engine Make: DETROIT DIESEL CORP, Engine: DD13, HP: 450, SN: 471928S0672111, Trans Make: DETROIT DIESEL CORP,...

Condition	Used
Usage	520,624 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Transmission	12 Speed Detroit DT12 Automatic
Stock Number	3630
MLS Number	13422917
Category	Sleeper Semi Trucks
Last Updated	3/26/2025
Location	Central Point, OR, US
Sold By	Combined Transport

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18 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Newly Listed

$79,900 USD

Hard to find low mileage sleepers Call:Martha Servin,

Quantity	11
Condition	Used
Usage	405,039 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	#2601
MLS Number	13470037
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Los Angeles, CA, US
Sold By	TCI Transportation

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19 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 485HP, 12 Speed Dt12 Automatic

Newly Listed

$54,950 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	629,178 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 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	331
MLS Number	13469981
Category	Sleeper Semi Trucks
Last Updated	3/26/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 988-___ SHOW
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5 0

2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 560HP, 12 Speed Dt12 Automatic

Newly Listed

$44,655 USD

DD16 560 HP, 1800 FTLBS Detroit Autoshift trans 46k pound Drive Axles, lockers, 427k miles Big Power!,

Condition	Used
Usage	430,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Rear Axle	Tandem Axle
MLS Number	13469963
Category	Day Cab Semi Trucks
Last Updated	3/25/2025
Location	Roseville, MN, US
Sold By	Universal Truck Sales

(844) 216-___ SHOW
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37 2

2019 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$45,900 USD

565,756 Miles, Detroit DD13, 450 HP, DT12 Automated, 241" WB, 3.25 Rear End Ratio, Automatic, APU - Not Verified It Works, Midroof Double Bunk, Air Slide 5th, Inter-Axle Lock, Air...

Condition	Used
Usage	565,756 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	KM9486
MLS Number	13291126
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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39 0

2018 Freightliner Cascadia 125 Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 435HP, 12 Speed Dt12 Amt

Recently Updated

$28,000 USD

Detroit 435 hp, DT12 Automated 12 speed, Mid Roof Sleeper, Aluminum wheels,

Condition	Used
Usage	624,132 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	1950
MLS Number	13250257
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

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26 1

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$98,900 USD

****!!!!!10 NEW TIRES!!!!!**** *** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!!! SLIDING 5TH WHEEL, TRAILER BRAKE, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla...

Condition	Used
Usage	355,898 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	H01300-10 NEW TIRES
MLS Number	12944062
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

56 0

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

Recently Updated

$66,995 USD

DETROIT DD15 / DETROIT DT12 AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA, DETROIT DD15, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 440,253...

Condition	Used
Usage	440,253 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	40,000 lb 2.28 ratio
Stock Number	8872
MLS Number	13437033
Category	Sleeper Semi Trucks
Last Updated	3/23/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

35 0

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$36,995 USD

DETROIT DD15 / DETROIT DT12 AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2018 FREIGHTLINER CASCADIA 1395, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, FLEET...

Condition	Used
Usage	698,201 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
Stock Number	1395
MLS Number	13436972
Category	Sleeper Semi Trucks
Last Updated	3/23/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

41 0

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

Recently Updated

$59,995 USD

DETROIT DD15 / DT12 AUTOMATIC TRANSMISSION / APU / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, 455HP, 2.85 RATIO, DETROIT DT12 AUTOMATIC...

Condition	Used
Usage	590,505 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	0245
MLS Number	13436931
Category	Sleeper Semi Trucks
Last Updated	3/23/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

37 0

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

Recently Updated

$39,995 USD

DETROIT DD15 / AUTOMATIC TRANSMISSION / FLEET MAINTAINED / EVOLUTION / FINANCING AVAILALBE 2016 FREIGHTLINER CASCADIA 125, DETROIT DD15, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION ,...

Condition	Used
Usage	488,445 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	1313
MLS Number	13436926
Category	Sleeper Semi Trucks
Last Updated	3/23/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

39 0

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

Recently Updated

$82,995 USD

DETROIT DD15 / DETROIT DT12 AUTOMATIC / FINANCING AVAILABLE / FLEET MAINTAINED 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 361,758...

Condition	Used
Usage	361,758 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
Stock Number	7968
MLS Number	13436843
Category	Sleeper Semi Trucks
Last Updated	3/23/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

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1 0

2018 Freightliner Cascadia 126 Day Cab Truck - Detroit 435HP, 12 Speed Dt12 Automatic

Newly Listed

$35,000 USD

*****JUST IN***, 2018 FREIGHTLINER CASCADIA 126 DAYCAB, 488K*** MILEAGE, DETROIT DT12 AUTOMATIC TRANSMISSION, 12K FRONT, 40K REARS, JAKE BRAKE, SLIDING FIFTH, SHINY ALUMINUM WHEELS, 85...

Condition	Used
Usage	488,518 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
MLS Number	13464120
Category	Day Cab Semi Trucks
Last Updated	3/22/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

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10 1

2021 Freightliner Cascadia 116 Day Cab Truck - Detroit 410HP, 12 Speed Dt12 Amt

Newly Listed

$32,900 USD

2021 Freightliner Cascadia 116 Day Cab , **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin...

Condition	Used
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF211090 Web
MLS Number	13464095
Category	Day Cab Semi Trucks
Last Updated	3/22/2025
Location	Channahon, IL, US
Sold By	Nationwide Haul

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10 1

2021 Freightliner Cascadia 116 Day Cab Truck - Detroit 410HP, 12 Speed Dt12 Amt

Newly Listed

$32,900 USD

2021 Freightliner Cascadia 116 Day Cab , **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin...

Condition	Used
Usage	522,485 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF211090
MLS Number	13464094
Category	Day Cab Semi Trucks
Last Updated	3/22/2025
Location	Channahon, IL, US
Sold By	Nationwide Haul

(855) 717-___ SHOW
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3 0

2019 Freightliner Cascadia 113 Sleeper Semi Truck - 58" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$35,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!! SLIDING 5TH WHEEL, LIQUID DEF Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!!,

Condition	Used
Usage	663,427 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	58"
Rear Axle	Tandem Axle
Rear End	3.07 ratio
Stock Number	N14918- 8 NEW TIRES
MLS Number	13464040
Category	Sleeper Semi Trucks
Last Updated	3/22/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

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20 0

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

Newly Listed

$48,500 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	626,337 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	330
MLS Number	13463963
Category	Sleeper Semi Trucks
Last Updated	3/22/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 216-___ SHOW
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40 1

2017 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Ultrashift Automatic

Newly Listed

$29,500 USD

10 New Virgin tires and wheels (24.5), Fleet Maintained, Stock HT9619, Fresh DOT, Runs/Drives Good, DD13 455 HP, Automatic, 508,602 Miles, Collision Mitigation, Dual air ride seats, Inter...

Condition	Used
Usage	508,602 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Ultrashift Automatic
Rear Axle	Tandem Axle
Stock Number	HT9619
MLS Number	13463890
Category	Day Cab Semi Trucks
Last Updated	3/22/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC