18 Speed Sleeper Semi Trucks with Detroit Engines For Sale

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12 0

2025 Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

1994 Peterbilt 378 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 450HP, 18 Speed Manual

Newly Listed

$57,500 USD

1994 Peterbilt 378, PRE-EMISSION, New Crate Motor Detroit 60 Series engine installed 170,000 miles ago w/paperwork, 450 HP, Reman 18 Speed Manual Transmission installed 170,000 miles ago...

Condition	Used
Usage	1,000,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit SERIES 60 12.7 DDEC III
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	52,500 lb 3.90 ratio
Stock Number	BTS3930
MLS Number	14049336
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(866) 530-___ SHOW
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27 0

2013 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Price Drop

$39,900 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! SUPER LOW MILEAGE AND HOURS!!! 2013 WESTERN STAR 4900, 40,186 MILES, 4,783 HOURS,...

Condition	Used
Usage	40,186 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	FD8173
MLS Number	14020580
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

37 1

2022 Western Star 4900FA Sleeper Semi Truck - 32" Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price

BEACONS LIGHT, WEBASTO,

Condition	Used
Usage	7,938 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	32"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37149
MLS Number	14041996
Category	Sleeper Semi Trucks
Last Updated	12/13/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

39 1

2020 Western Star 4900 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price

WEBASTO, BEACONS LIGHT, Transmission modelRTLO-20918B,

Condition	Used
Usage	15,355 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Hendrickson RT
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37045
MLS Number	14040832
Category	Sleeper Semi Trucks
Last Updated	12/13/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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40 0

2013 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Price Drop

$39,900 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! 2013 WESTERN STAR 4900, 48,570 MILES, 8,796 HOURS, DD-15, 500HP, EATON FULLER 18 SPEED,...

Condition	Used
Usage	8,796 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	6x6
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	BY9840
MLS Number	14002427
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

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27 0

2011 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Price Drop

$39,900 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! 2011 WESTERN STAR 4900, 89,911 MILES, 12,570 HOURS, DD-15, 500HP, EATON FULLER 18 SPEED,...

Condition	Used
Usage	12,570 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	AY8699
MLS Number	13899909
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

(855) 807-___ SHOW
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45 0

2015 Freightliner Coronado 122 SD Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Detroit 560HP, 18 Speed Manual

$64,500 USD

$4,500/mo to rent

2015 FREIGHTLINER CORONADO,HEAVY HAUL,DD16 560, DOUBLE FRAMED GREAT MILES, 18SPD MAN-TRANS,APU TRI PAK, FULL LOCKERS,20,000 PUSHER AXLE,45,400,REARS, 18,740 FRONTS, AIR TRAC SUSPENSION ,...

Condition	Used
Usage	465,377 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	560 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	65,400 lb 3.90 ratio
Stock Number	6983
MLS Number	13590756
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	Channelview, TX, US
Sold By	Southern Truck Sales Ltd

(844) 955-___ SHOW
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13 1

2014 Kenworth W900L Sleeper Semi Truck - Detroit 500HP, 18 Speed Manual

$102,750 USD

Only 111k Miles on Overhaul including Head with Paperwork ~ Detroit 12.7 ~ 500 HP ~ 18 Speed ~ Full Lockers ~ All Aluminum Wheels ~ Financing Available with Your Good Credit,

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	387524
MLS Number	13668922
Category	Sleeper Semi Trucks
Last Updated	12/9/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 656-___ SHOW
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12 0

2010 Freightliner Columbia 120 Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$38,750 USD

FREIGHTLINER COLUMBIA 120 MID ROOF, 12.7 DETRIOT 500 HP, EATON FULLER 18 SPD, GOOD CLUTCH COLD A/C, FLEET MAINTAINED, SHORT BUNK, WET KIT 2 LINE DUMP VALVE, FULL OCKERS, GOOD TRUCK READY TO...

Condition	Used
Usage	1,105,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC III
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Stock Number	#7661
MLS Number	12232762
Category	Sleeper Semi Trucks
Last Updated	11/8/2025
Location	Holland, MI, US
Sold By	HES Equipment / A&B Farms

(866) 751-___ SHOW
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14 0

2024 Western Star 57X Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$184,127 USD

2100 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, extended factory warranty is...

Condition	New
Usage	2,100 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Stock Number	107877
MLS Number	13178592
Category	Sleeper Semi Trucks
Last Updated	11/1/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

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16 0

2019 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 570HP, 18 Speed Manual

$59,500 USD

2019 Western Star 4900, Detroit DD15 ( pre-emission ) tuned to 570 hp, 2075 torque. New Top End, New Injectors and Turbo less than a year ago.18 Speed Manual Transmission, Dp41 Rears with...

Condition	Used
Usage	602,565 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	570 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	41,000 lb 3.90 ratio
Stock Number	CON3406
MLS Number	13786717
Category	Sleeper Semi Trucks
Last Updated	10/31/2025
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(833) 904-___ SHOW
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38 1

2015 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$69,500 USD

2015 Western Star Sleeper, 500hp Detroit DD16, 18spd Manual, 30,966 Mi, Air ride Suspension, Nationwide Delivery Available

Condition	Used
Usage	30,966 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	57,020 lb
Stock Number	6602
MLS Number	13906011
Category	Sleeper Semi Trucks
Last Updated	10/30/2025
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

43 1

2018 Freightliner Coronado 122 SD Sleeper Semi Truck - 60" Raised Roof Sleeper, Detroit 505HP, 18 Speed Manual

Contact for price

BEACONS LIGHT, WEBASTO, FRIDGE, INVERTER: ENERWATT,

Condition	Used
Usage	16,004 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	C-36979
MLS Number	13917398
Category	Sleeper Semi Trucks
Last Updated	10/23/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 637-___ SHOW
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35 1

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 560HP, 18 Speed Manual

$59,900 USD

2012 Western Star 4900, only 24,700 miles, 7816 hrs, DD15 Detroit 560 hp, 18 speed, airliner susp, 20K pusher, 4.10 ratio, 245 wb, headache rack, set up for lowboy,,

Condition	Used
Usage	7,816 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	560 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
MLS Number	13791530
Category	Sleeper Semi Trucks
Last Updated	10/18/2025
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(833) 904-___ SHOW
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46 1

2016 Western Star 4900 Tri Axle Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 561HP, 18 Speed Manual

$77,500 USD

2016 Western Star 4900, Reman Detroit DD16 in May 2024, 18 speed with 2 speed rears, Full double frame, Full locking rears, 20k front with dual boxes, 20k pusher, 46k rears, Nationwide...

Condition	Used
Usage	537,788 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	561 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	42"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	66,000 lb 4.10 ratio
Stock Number	8326
MLS Number	13777303
Category	Sleeper Semi Trucks
Last Updated	8/23/2025
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

38 1

2019 Western Star 4900FA Sleeper Semi Truck - 48" Flat Top Sleeper, Detroit 565HP, 18 Speed Manual

Contact for price

491588 Miles, 14266 Hours, Engine: DETROIT DD16, 565 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 48,...

Condition	Used
Usage	14,266 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-35540
MLS Number	13119259
Category	Sleeper Semi Trucks
Last Updated	7/31/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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47 2

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual

$49,900 USD

2012 Western Star 4900SA, 246,500 miles, DD15-505 hp, Eaton RTLO18918B 18 speed, 4.30 ratio, 244 wb, 14,320 front, 46,000 rears, 12,000 pusher, 180 Gal Fuel cap, Nice heavy truck in great...

Condition	Used
Usage	246,245 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	28"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
MLS Number	13542225
Category	Sleeper Semi Trucks
Last Updated	6/25/2025
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

45 1

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 64" Raised Roof Sleeper, Detroit 505HP, 18 Speed Manual

Contact for price

WEBASTO, FRIGO, BEACONS LIGHT,

Condition	Used
Usage	9,012 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	64"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	C-36594
MLS Number	13655165
Category	Sleeper Semi Trucks
Last Updated	7/30/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

44 1

2012 Freightliner Argosy Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 500HP, 18 Speed Manual

Contact for price

BEACONS LIGHT, HEADACHE RACK ALUMINIUM, ALUMINIUM TOOL BOX,

Condition	Used
Usage	19,799 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC V
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	45,400 lb 3.91 ratio
Stock Number	C-35729
MLS Number	13576652
Category	Sleeper Semi Trucks
Last Updated	5/14/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

38 1

2019 Freightliner Coronado 122 SD Sleeper Semi Truck - 36" Mid Roof Sleeper, Detroit 530HP, 18 Speed Manual

Contact for price

546819 Miles, 11656 Hours, Engine: DETROIT DD16, 530 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 36,...

Condition	Used
Usage	11,656 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	530 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	36"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	C-33739
MLS Number	13442797
Category	Sleeper Semi Trucks
Last Updated	5/2/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 982-___ SHOW
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13 0

2025 Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price

1266 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	1,266 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	WS4898
MLS Number	13218645
Category	Sleeper Semi Trucks
Last Updated	3/19/2025
Location	Houlton, ME, US
Sold By	Freightliner of Maine

(833) 932-___ SHOW
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10 0

2025 Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual

Contact for price

1356 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	1,356 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
Stock Number	WS4899
MLS Number	13171682
Category	Sleeper Semi Trucks
Last Updated	2/22/2025
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

(833) 932-___ SHOW
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12 0

2025 Western Star 49X Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price

914 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	914 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	WS4863
MLS Number	13056867
Category	Sleeper Semi Trucks
Last Updated	2/11/2025
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine