Used 12 Speed Trucks with Detroit Engines For Sale

26 0

2023 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

$54,900 USD

2021 DAYCAB, NEW BODY STYLE, LOW MILEAGE!, stock: 261221, transmodel: DT12, cab type: Daycab, engine type: DD13, numberofbeds: 2, 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	3/13/2025
Location	Fort Myers, FL, US
Sold By	Southport Truck Group

(702) 452-___ SHOW
NUMBERCall Seller

16 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP, 12 Speed Dt12 Automatic

Call for price

601041 Miles, Engine: DETROIT DD15, 400 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Air Ride Suspension, Tandem Rear Axles

Condition	Used
Usage	601,041 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13444246
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	North Las Vegas, NV, US
Sold By	TCI Transportation

(253) 294-___ SHOW
NUMBERCall Seller

16 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP, 12 Speed Dt12 Automatic

Call for price

601041 Miles, Engine: DETROIT DD15, 400 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Air Ride Suspension, Tandem Rear Axles

Condition	Used
Usage	601,041 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	L2570
MLS Number	13444236
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Puyallup, WA, US
Sold By	TCI Transportation

18 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$44,950 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	590,319 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	322
MLS Number	13444139
Category	Sleeper Semi Trucks
Last Updated	3/13/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(833) 300-___ SHOW
NUMBERCall Seller

36 1

2017 Freightliner Cascadia 113 Single Axle Day Cab Truck - Detroit 435HP, 12 Speed Automatic

Call for price

391282 Miles, Engine: DETROIT DD13, 435 HP, Fuel Type: Diesel, 12 Speed Automatic Transmission, AirLiner Suspension, Wheels: All Steel, Wheel Base: 168, Single Rear Axles, Front Axle Weight:...

Condition	Used
Usage	391,282 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Transmission	12 Speed Automatic
Suspension	AirLiner
Rear Axle	Single Axle
Rear End	23,000 lb 3.21 ratio
Stock Number	C-35029
MLS Number	12862542
Category	Day Cab Semi Trucks
Last Updated	3/12/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

18 0

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

$44,950 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	641,213 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	323
MLS Number	13441124
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(855) 981-___ SHOW
NUMBERCall Seller

8 1

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

$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	TNF211103 Web
MLS Number	13441120
Category	Day Cab Semi Trucks
Last Updated	3/11/2025
Location	Newburgh, NY, US
Sold By	Nationwide Haul

(855) 981-___ SHOW
NUMBERCall Seller

8 1

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

$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	532,170 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	TNF211103
MLS Number	13441118
Category	Day Cab Semi Trucks
Last Updated	3/11/2025
Location	Newburgh, NY, US
Sold By	Nationwide Haul

31 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

$79,900 USD

432798 Miles, Engine: DETROIT, 505 HP, Fuel Type: Diesel, Drive: 6x4, Overdrive, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels: Aluminum, Wheel Base:...

Condition	Used
Usage	432,798 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Drivetrain	6x4
Transmission	12 Speed
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	260790
MLS Number	13402972
Category	Sleeper Semi Trucks
Last Updated	3/11/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 912-___ SHOW
NUMBERCall Seller

30 1

2020 Volvo VNL64T760 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 425HP, 12 Speed I Shift Automatic

$49,900 USD

ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, Automatic 12 SPEED!!! ENGINE BRAKE, DEF, TC Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...

Condition	Used
Usage	604,173 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	F02457-DELIVERY2U
MLS Number	13352534
Category	Sleeper Semi Trucks
Last Updated	3/11/2025
Location	Fort Worth, TX, US
Sold By	Diamond Truck Sales Inc

(866) 751-___ SHOW
NUMBERCall Seller

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	524,025 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	108680
MLS Number	13418162
Category	Day Cab Semi Trucks
Last Updated	3/11/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

44 0

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

$66,995 USD

DETROIT DD15 455HP / AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2020 FREIGHTLINER CASCADIA 126 MIDROOF, DETROIT DD15, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION ,...

Condition	Used
Usage	424,786 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	4481
MLS Number	13436940
Category	Sleeper Semi Trucks
Last Updated	3/8/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

35 0

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

$64,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2020 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 469,428 MILES, FLEET...

Condition	Used
Usage	469,428 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
Stock Number	7387
MLS Number	13436929
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

48 0

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

$64,995 USD

DETROIT DD15 / DT12 AUTOMATIC / DROP AXLE / FLEET MAINTAINED / FINANCING AVAILABLE 2020 FREIGHTLINER CASCADIA, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 513,528 MILES, DROP AXLE...

Condition	Used
Usage	518,545 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	40,000 lb
Stock Number	0477
MLS Number	13436890
Category	Sleeper Semi Trucks
Last Updated	3/8/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

35 0

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

$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, 366,068...

Condition	Used
Usage	366,068 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	0613
MLS Number	13436837
Category	Sleeper Semi Trucks
Last Updated	3/8/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

32 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$79,995 USD

505 HP / DETROIT DD15 ENGINE / DT12 AUTOMATIC TRANSMISSION / 290 GALLONS FUEL TANKS/ FINANCING AVAILABLE / FLEET MAINTAINED 2020 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 505 HP,...

Condition	Used
Usage	406,089 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	8989
MLS Number	13436765
Category	Sleeper Semi Trucks
Last Updated	3/8/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

(833) 300-___ SHOW
NUMBERCall Seller

38 1

2018 Freightliner Cascadia 113 Day Cab Truck - Detroit 455HP, 12 Speed Dt12 Amt

Call for price

350844 Miles, 9331 Hours, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, AirLiner Suspension, Tires: 11R22.5, Wheels: Aluminum, Wheel Base: 192,...

Condition	Used
Usage	9,331 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	C-36227
MLS Number	13435377
Category	Day Cab Semi Trucks
Last Updated	3/12/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

32 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck

$44,900 USD

708000 Miles, Engine: DETROIT, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 235, Tandem Rear Axles,...

Condition	Used
Usage	708,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Drivetrain	6x4
Transmission	12 Speed
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	261040
MLS Number	13429424
Category	Sleeper Semi Trucks
Last Updated	3/7/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 988-___ SHOW
NUMBERCall Seller

11 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 475HP, 12 Speed Automatic

$56,750 USD

Clean 2020 Freightliner Cascadia, 14.8 Liter 425 HP Detroit Diesel under 500k miles. Rockwell Axles, DT12 Transmission, APU/Reefer, Air Slide 5th wheel

Condition	Used
Usage	469,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Transmission	12 Speed Automatic
Rear Axle	Tandem Axle
MLS Number	13433796
Category	Sleeper Semi Trucks
Last Updated	3/6/2025
Location	Roseville, MN, US
Sold By	Universal Truck Sales

(844) 748-___ SHOW
NUMBERCall Seller

28 0

2016 Freightliner Cascadia 125 Sleeper Semi Truck - 78" Raised Roof Sleeper, Detroit, 12 Speed Autoshift Amt

Call for price

Engine: DETROIT DD13, Fuel Type: Diesel, 12 Speed Autoshift AMT Transmission, Drive: 6x2, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 78, Tires: 22.5, Wheels:...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD13
Emission Rating	USA Tier 4 Final
Drivetrain	6x2
Transmission	12 Speed Autoshift Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	GV4840
MLS Number	13433684
Category	Sleeper Semi Trucks
Last Updated	3/6/2025
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$39,950 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	664,342 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	320
MLS Number	13433607
Category	Sleeper Semi Trucks
Last Updated	3/6/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

33 0

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

$39,900 USD

674000 Miles, Engine: DETROIT, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 235, Tandem Rear Axles,...

Condition	Used
Usage	674,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	261039
MLS Number	13431160
Category	Sleeper Semi Trucks
Last Updated	3/5/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

18 0

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

$52,950 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	655,282 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	319
MLS Number	13430944
Category	Sleeper Semi Trucks
Last Updated	3/5/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales