18 Speed Tri Axle Sleeper Semi Trucks with 3.50-0.00 Ratio For Sale

(833) 637-___ SHOW
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2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 560HP, 18 Speed Manual

Recently Updated

$59,900 USD

2012 Western Star 4900, only 15,370 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	1/30/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(844) 624-___ SHOW
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2022 Peterbilt 567 Tri Axle Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 565HP, 18 Speed Automatic

Price Drop $134,950 USD

For Sale: 2022 Peterbilt 567 Tri-Axle Sleeper – BIG HP, LOW MILES!, ONLY 291k MILES! Equipped with a 565hp Cummins X15, Eaton 18-Speed Automatic Transmission, 80” Mid Roof Sleeper, 48” Air...

Condition	Used
Usage	285,652 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x6
Transmission	18 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	57,999 lb 3.91 ratio
Stock Number	CO10655
MLS Number	14045803
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 796-___ SHOW
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2016 Kenworth W900L Tri Axle Sleeper Semi Truck - Raised Roof Sleeper, Caterpillar 550HP, 18 Speed Manual

Recently Updated

$119,900 USD

One owner Glider kit. All build paperwork on hand. 727,508 original miles, CAT C-15, 6NZ 550 rating on tag, last engine overhaul at Western States CAT 6-30-2022 @ 434,121 miles. 293,387 on...

Condition	Used
Usage	727,508 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Emission Rating	USA Tier 3
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	66,000 lb 3.73 ratio
Stock Number	111583
MLS Number	14018948
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

(844) 624-___ SHOW
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2022 Peterbilt 567 Tri Axle Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 565HP, 18 Speed Automatic

Price Drop $134,950 USD

For Sale: 2022 Peterbilt 567 Tri-Axle Sleeper – BIG HP, LOW MILES!, ONLY 291k MILES! Equipped with a 565hp Cummins X15, Eaton 18-Speed Automatic Transmission, 80” Mid Roof Sleeper, 48” Air...

Condition	Used
Usage	16,325 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x6
Transmission	18 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	57,999 lb 3.91 ratio
Stock Number	CO10655
MLS Number	13775786
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(844) 435-___ SHOW
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2015 Peterbilt 567 Tri Axle Sleeper Semi Truck - Cummins 560HP

Recently Updated

$99,900 USD

365000 Miles, Engine: CUMMINS ISX, 605 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Air Trac Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Wheel Base: 264, Tri Rear...

Condition	Used
Usage	365,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins ISX
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	69,000 lb 4.10 ratio
Stock Number	335233
MLS Number	12867208
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Manchester, NH, US
Sold By	Allegiance Trucks

(833) 478-___ SHOW
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2021 Western Star 4900 Sleeper Semi Truck

Recently Updated

$120,495 USD

2021 Western Star 4900 – Heavy Haul Powerhouse - DD16 600HP w/ EW4 Warranty Stock #14661 Hard-to-findWestern Star 4900 Heavy Haulpowered by aDetroit DD16 putting out 600HPand backed by...

Warranty

Condition	Used
Usage	398,479 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Autoshift Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	14661
MLS Number	13527022
Category	Sleeper Semi Trucks
Last Updated	1/27/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(866) 695-___ SHOW
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2015 Mack Pinnacle CHU613 Tri Axle Sleeper Semi Truck - 505HP

$42,500 USD

604247 Miles, Engine: MACK, 505 HP, Fuel Type: Diesel, Air Ride Suspension, Wheel Base: 280, Tri Rear Axles, Rear Axle Weight: 40000 lb

Condition	Used
Usage	604,247 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Transmission	18 Speed
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	MCOPT2013019211
MLS Number	13619927
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Dallas, TX, US
Sold By	MCO Truck and Equipment

(866) 530-___ SHOW
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2015 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

$68,450 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! DON'T MISS THIS ONE!!! SUPER LOW MILEAGE AND HOURS!!! (DELETED) 2015 WESTERN STAR...

Condition	Used
Usage	2,173 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
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
Stock Number	GK6603
MLS Number	14064705
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

(888) 853-___ SHOW
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2017 Kenworth T880 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Paccar 500HP, 18 Speed Manual

$49,900 USD

Paccar MX13 500 HP, 18 speed RTLO18918B Transmission, 3.55 rear ratio, full locking rears, air slide 5th wheel, steerable pusher axle, 11R22.5 tires on aluminum wheels, dual exhaust,...

Condition	Used
Usage	874,908 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	3.55 ratio
Stock Number	5554
MLS Number	14099909
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(833) 904-___ SHOW
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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	14094788
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(716) 218-___ SHOW
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2024 Peterbilt 389 Tri Axle Sleeper Semi Truck - 72" Flat Top Sleeper, Cummins 605HP, 18 Speed Endurant Amt

$219,900 USD

605 HP CUMMINS,18-SPD AUTOMATED TRANS,20000 FRT,52000RR,20000 PUSHER.4.10 RATIO,72::FLATTOP,189000 MILES NEWAY SUSP,

Condition	Used
Usage	189,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Endurant Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	40,000 lb 4.10 ratio
Stock Number	263280
MLS Number	14070056
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(844) 435-___ SHOW
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2019 Western Star 4900EX Tri Axle Sleeper Semi Truck - Detroit

$114,900 USD

378688 Miles, Engine: DETROIT DD16, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 8x4, Sleeper Type: Flat Top Sleeper, Sleeper Size: 54, Wheel Base: 272, Tri Rear Axles, Front Axle...

Condition	Used
Usage	378,688 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	54"
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	347449
MLS Number	13556811
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Manchester, NH, US
Sold By	Allegiance Trucks

(855) 807-___ SHOW
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2023 Kenworth T880 Tri Axle Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

$119,500 USD

2023 KENWORTH T880 TRI AXLE!! ONLY 171K MILES! CUMMINS X15 - 565HP! 18 SPEED EATON MANUAL!,DOUBLE FRAMED, 14,320 FAW! 59,200 RAW! KW AIRGLIDE SUSPENSION! DUAL EXHAUST! FULL LOCKERS! HYDRO...

Condition	Used
Usage	171,279 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	59,200 lb 3.73 ratio
Stock Number	7005
MLS Number	13607552
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(855) 489-___ SHOW
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2020 Kenworth W990 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

$169,000 USD

Price includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 565hp Cummins, 18 speed Manual Transmission, 20K Front Axle, 46K Rears, Full Lockers, 18.5K...

Condition	Used
Usage	201,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15P
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	66,000 lb 4.10 ratio
Stock Number	2083
MLS Number	13633782
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 489-___ SHOW
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2020 International LT Tri Axle Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

$75,000 USD

Tri Axle w/73" Sleeper, Cummins 565 hp, Price includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 18 Speed Manual (RTLO20918B), 14,000# FA, 46,000#...

Condition	Used
Usage	339,417 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	2024
MLS Number	13429212
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 489-___ SHOW
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2020 International LT Tri Axle Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 605HP, 18 Speed Manual

$85,000 USD

155,000 miles on Brad New 605 hp Cummins Engine, Price includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 18 Speed Manual (RTLO20918B), Tri Axle...

Condition	Used
Usage	352,473 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	2025
MLS Number	13425421
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(888) 853-___ SHOW
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2000 Peterbilt 379 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar 550HP, 18 Speed Manual

$79,900 USD

550 Cat with Overhaul, Eaton Fuller 18 speed, 3.55 rear end ratio, dual 140 gallon tanks, dual straight exhaust, dual breathers, stainless visor, pusher axle, good 11R24.5 tires on aluminum...

Condition	Used
Usage	1,860,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar 3406E
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	3.55 ratio
Stock Number	1704
MLS Number	14000056
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(844) 883-___ SHOW
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2019 Peterbilt 367 Tri Drive Tractor with 48in Sleeper Cab

$99,500 USD

2019 Peterbilt 367 Tri Drive Tractor with 48in Sleeper Cab- NO TARIFFS Stock #:5291, Exterior Colour:White with Striping, Engine:Cummins X15, Horsepower:605, Transmission:18 Spd,...

Condition	Used
Usage	361,000 Miles
Horse Power	603 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Sleeper Size	48"
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	69,000 lb 4.30 ratio
Stock Number	5291
MLS Number	13950483
Category	Sleeper Semi Trucks
Last Updated	11/14/2025
Location	Blaine, WA, US
Sold By	International Machinery

(844) 956-___ SHOW
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2014 Kenworth W900L Tri Axle Sleeper Semi Truck - 86" Raised Roof Sleeper, Cummins 550HP, 18 Speed Manual

$98,750 USD

360 Degree Camera System Installed New Couch Base PDI Tuner w/ PDI Intake Installed, Double Framed from Cab to End of Frame, New Espar Bunk Heater, Studio Sleeper, Omni Tracs Installed,

Condition	Used
Usage	1,136,935 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	86"
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	73,000 lb 3.91 ratio
Stock Number	C5342
MLS Number	13707607
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment