New Sleeper Semi Trucks with Detroit Engines For Sale by Dealerships

(833) 932-___ SHOW
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2025 Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual

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1384 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Spring Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Tires: 11R24.5,...

Condition	New
Usage	1,384 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	WS4852
MLS Number	13038859
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	8 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571558
MLS Number	14052733
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	11 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571561
MLS Number	14052731
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

(833) 645-___ SHOW
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2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	931 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571562
MLS Number	14052730
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

(833) 645-___ SHOW
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2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	22 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571557
MLS Number	14052728
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	1,597 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571559
MLS Number	14052727
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available!, CALL FOR PRICE

Condition	New
Usage	1,027 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571556
MLS Number	14052726
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	16 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571563
MLS Number	14052725
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	21 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571560
MLS Number	14052724
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

2026 Freightliner PT126SLP Sleeper Semi Truck - Detroit 425HP

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2026 Cascadia, Multiple Units Available, CALL FOR PRICE

Condition	New
Usage	925 Miles
Horse Power	425 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Capacity	200 Gallons
Stock Number	571564
MLS Number	14052723
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	El Paso, TX, US
Sold By	Doggett

(844) 241-___ SHOW
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2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$250,995 USD

All New Fifth Generation Cascadia! Loaded with Safety and Aerodynamic Features, 2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel --...

Condition	New
Usage	200 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWV1025
MLS Number	13992429
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(844) 241-___ SHOW
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2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,995 USD

2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	1,777 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWV3908
MLS Number	13987646
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$182,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks ...

Condition	New
Usage	918 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TLWV3909
MLS Number	14043817
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(833) 986-___ SHOW
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2026 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP

$205,459 USD

2026 Freightliner Gen 5 Cascadia, DD15 455HP 1850 LB/FT, DT12 Automated Transmission, 12,500 Front Axle, 40,000 Rear Axle, 227" Wheelbase, Detroit Assurance 6.0 Suite of Safety Systems -...

Condition	New
Usage	1,609 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Stock Number	260051
MLS Number	13807618
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

(866) 751-___ SHOW
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2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt

$222,650 USD

NEW ARRIVAL!!!! 2026 WESTERN STAR 49XSF!!! BIG HORSEPOWER!!!! 600HP DD16, 1850 TORQUE. HEAVY SPEC TRUCK!!! 46K REAR 16K FRONT. BEAUTIFUL TRUCK! COMFORTABLE TO DRIVE.! FEDERAL EXCISE...

Condition	New
Usage	498 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.21 ratio
Stock Number	109848
MLS Number	13576732
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Bowling Green, KY, US
Sold By	Boyd Truck Centers

(866) 751-___ SHOW
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2025 Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$153,686 USD

NEW!!! 57X MID ROOF FLATBED HAULER!!!! DD15/505hp, DT12 AUTOMATED TRANSMISSION with 60 MONTH/750,000 Mile Warranty. Call for more information

Condition	New
Usage	531 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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	108920
MLS Number	13184634
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	400 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4098
MLS Number	14007427
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	4 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4097
MLS Number	14008952
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4118
MLS Number	14018349
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	4 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4119
MLS Number	14008953
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4117
MLS Number	14008951
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(844) 241-___ SHOW
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2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$179,995 USD

2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TLWV3907
MLS Number	14008933
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward