Tri Axle Sleeper Semi Trucks For Sale

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Recently Updated

$62,500 USD

2012 Western Star 4900SA, Only 50,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	6,381 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
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0242
MLS Number	14140818
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(866) 530-___ SHOW
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2009 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 515HP, 18 Speed Manual

Newly Listed

$59,900 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! 112,248 MILES / 7435 HOURS, DETROIT 60 SERIES!!! 2009 WESTERN STAR 4900, DETROIT 60...

Condition	Used
Usage	7,435 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	515 HP
Engine Model	Detroit DDC60
Drivetrain	6x6
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	094900
MLS Number	14160072
Category	Sleeper Semi Trucks
Last Updated	2/26/2026
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

(844) 324-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo, Detroit 455HP, Automatic

Newly Listed

$49,900 USD

West Valley City, UT - This 2021 Freightliner Cascadia 126 is equipped with a Detroit DD15 14.8 L 455 HP engine with engine brake and shows 479,684 miles along with 14,919 engine hours. It...

Condition	Used
Usage	479,684 Miles
Horse Power	455 HP
Engine Model	Detroit DD15 14.8 L
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	51,020 lb 3.25 ratio
Capacity	200 Gallons
Weight	64320
Stock Number	211313
MLS Number	14159327
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Austin, TX, US
Sold By	Terra Point

(844) 324-___ SHOW
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2021 Freightliner Cascadia Sleeper Semi Truck - 72" Condo, Detroit 455HP, Automatic

Newly Listed

$49,900 USD

West Valley City, UT - This 2021 Freightliner Cascadia is equipped with a Detroit DD15 14.8L 455 HP engine with engine brake and shows 475,474 miles with 475,475 miles on the ECM along with...

Condition	Used
Usage	475,474 Miles
Horse Power	455 HP
Engine Model	Detroit DD15 14.8L
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	51,020 lb 3.25 ratio
Capacity	220 Gallons
Weight	64320
Stock Number	211314
MLS Number	14159326
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Austin, TX, US
Sold By	Terra Point

(844) 324-___ SHOW
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2021 Freightliner Cascadia Sleeper Semi Truck - 72" Condo, Detroit 455HP, Automatic

Newly Listed

$49,900 USD

West Valley City, UT - This 2021 Freightliner Cascadia is equipped with a Detroit DD15 14.8 L 455 HP engine with engine brake and shows 455,544 miles with 455,539 miles on the ECM along with...

Condition	Used
Usage	455,544 Miles
Horse Power	455 HP
Engine Model	Detroit DD15 14.8L
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	51,020 lb 3.25 ratio
Capacity	220 Gallons
Weight	64320
Stock Number	211317
MLS Number	14159324
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Austin, TX, US
Sold By	Terra Point

(833) 538-___ SHOW
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2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

Newly Listed

$95,900 USD

480001 Miles, Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, 13 Speed Manual Transmission, Drive: 8x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Tires: Low pro...

Condition	Used
Usage	480,001 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	51,020 lb 3.25 ratio
Stock Number	3908
MLS Number	14157596
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(844) 955-___ SHOW
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2015 Peterbilt 389 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

Newly Listed

$169,750 USD

Only 100k Miles on $40,000 Platinum Overhaul with Paperwork ~ Only 179,000 Total Truck Miles ~ CAT 3406E ~ 550 HP ~ 18 Speed ~ All Aluminum Wheels ~ Financing Available with Your Good Credit...

Condition	Used
Usage	179,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar 3406E
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Rear Axle	Tri Axle
Stock Number	274882
MLS Number	14157341
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 955-___ SHOW
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2021 Peterbilt 567 Tri Axle Sleeper Semi Truck - Cummins 605HP, 18 Speed Manual

Newly Listed

$137,750 USD

316k Original Miles ~ Cummins X15 ~ 605 HP ~ 18 Speed Auto ~ 20k Front / 20k Pusher / 46k Rears ~ Full Lockers ~ Full Double Frame ~ All Aluminum Wheels ~ Financing Available with Your Good...

Condition	Used
Usage	316,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	767824
MLS Number	14157339
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(833) 904-___ SHOW
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2015 Peterbilt 389 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

Recently Updated

$77,500 USD

2015 Peterbilt 389 Sleeper, 500hp Cummins ISX-15, 18spd Manual Transmission, 300k Mi, 2 Line wet Kit, Air ride Suspension, Lift Axle (Mid), 282in Wheelbase, Nationwide Delivery Available

Condition	Used
Usage	300,387 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	59,220 lb
Stock Number	8587
MLS Number	14120021
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(833) 538-___ SHOW
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2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

Recently Updated

$94,900 USD

441502 Miles, Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, 13 Speed Manual Transmission, Drive: 8x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Tires: Low pro 22.5, Wheels: All...

Condition	Used
Usage	441,502 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	51,020 lb
Stock Number	3910
MLS Number	14059465
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(833) 538-___ SHOW
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2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 565HP, 13 Speed Manual

Recently Updated

$114,000 USD

Fresh rebuild done by Peterbilt dealer. 1 yr warranty on motor, Drop Axel, Cummins, X 15,565 hp, 2050 torque, 13. Speed Virgin rubber, All update on maintenance,

Condition	Used
Usage	567,189 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	3.55 ratio
Stock Number	3890
MLS Number	14042123
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(888) 853-___ SHOW
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2007 Peterbilt 379 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

$84,900 USD

550 hp Cat with 500,000 on overhaul, 18 speed manual, steerable pusher axle, 11R22.5 tires on aluminum wheels, New pusher tires, New drive tires, air slide 5th wheel, drive axle fenders,...

Condition	Used
Usage	1,113,152 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	4022
MLS Number	14153717
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(888) 853-___ SHOW
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2009 Peterbilt 389 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar 475HP, 18 Speed Manual

$49,900 USD

550 Cat, 18 speed, air ride suspension, pusher axle, air slide 5th wheel, moose pusher, aluminum wheels, LoPro 24.5 tires, 1/2 fenders,

Condition	Used
Usage	1,456,053 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	4936
MLS Number	14153536
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(844) 985-___ SHOW
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2021 Western Star 4900 Tri Axle Sleeper Semi Truck - 70" Mid Roof Sleeper, Detroit 600HP, Automatic

$118,900 USD

POWER HOUSE! This 2021 Western Star Heavy Duty Truck is powered by a 600hp DD16 Engine and paired with an 18 Speed Automatic Transmission with Overdrive; Double Frame; STARLIGHT 70in...

Condition	Used
Usage	399,069 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	8680347
MLS Number	14149531
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2019 Freightliner Cascadia 125 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 505HP, 10 Speed Manual

$54,500 USD

JUST IN!!! 2019 Freightliner Cascadia, #13,200 Factory Steerable Lift Axle, Detroit DD15, 505 HP, 10 Speed Manual Transmission. 260" WHEEL BASE. 3.55 REAR ENDS, Aluminum Wheels, Jake Brake,...

Condition	Used
Usage	469,236 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	53,500 lb 3.55 ratio
Stock Number	BTS8277
MLS Number	14053730
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 807-___ SHOW
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2021 Freightliner Coronado 122 SD Tri Axle Sleeper Semi Truck - 70" Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

$114,500 USD

FLEET MAINTAINED, 2021 FREIGHT CORANADO SD122 HEAVY HAUL, DETROIT DD16, 600HP,18 SPEED TRANSMISSION, 3.90 RATIO, DOUBLE FRAMED, FULL FENDERS, SLIDIDNG FIFTH WHEEL, GREAT TIRES, ALUMINUM RIMS...

Condition	Used
Usage	347,717 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	66,000 lb 3.90 ratio
Stock Number	7199
MLS Number	14147925
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(833) 801-___ SHOW
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2015 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 505HP, 18 Speed Ultrashift Plus Amt

$35,000 USD

HEAVY DUTY TRUCK! RUNS EXCELLENT! STEERABLE AIR LIFT AXLE, THICK FRAME, FULL LOCKING REARS, AIR SEAT, POWER WINDOWS, DUAL EXHAUST, PTO! *18 SPEED AUTOMATIC TRANSMISSION!!,

Condition	Used
Usage	347,874 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15TC
Drivetrain	8x4
Transmission	18 Speed Ultrashift Plus Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	15DET347TRIWS
MLS Number	14147507
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 637-___ SHOW
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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	2/14/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

2008 Peterbilt 386 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 500HP, 13 Speed Manual

$61,500 USD

2008 Pete 386 with Cat C15 Deleted, Cat reman less the 100k miles ago. 13 spd manual trans, 3.90 rear ends and a steerable lift axle. New Drive tires,

Condition	Used
Usage	30,156 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Caterpillar C15
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	52,000 lb 3.90 ratio
Stock Number	BTS2298
MLS Number	14120079
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

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

$59,500 USD

2011 Western Star 4900SA, Only 52,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	50,958 Miles
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
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS7824
MLS Number	14140776
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 807-___ SHOW
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2020 Peterbilt 567 Tri Axle Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

$109,500 USD

2020 PETERBILT 567 HEAVY HAUL, 500 HP CUMMINS-X15 POWER, MIDROOF 80" SLEEPER, DOUBLE FRAMED, GREAT LOW MILES, 18SPD MAN-TRANS, APU TRI PAK, FULL LOCKERS, 20,000 PUSHER AXLE. 45,400 REARS, 20...

Condition	Used
Usage	339,992 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	65,400 lb
Stock Number	7179
MLS Number	14137215
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(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

$209,750 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	52,000 lb 4.10 ratio
Stock Number	263280
MLS Number	14070056
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(724) 243-___ SHOW
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2022 Kenworth W900 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 605HP, 18 Speed Manual

$174,900 USD

Super Clean W900 Heavy haul, wetline, full fenders Remote control for strobe lights and light bar, 20K Steerable Lift Axle, PM'D and DOT'D, Sears Leather seats, floor liners. Well, taken...

Condition	Used
Usage	187,779 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	10x6
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	286623
MLS Number	14129364
Category	Sleeper Semi Trucks
Last Updated	2/6/2026
Location	Smithfield, PA, US
Sold By	Hunter Truck

(888) 853-___ SHOW
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2022 Kenworth T680 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Cummins 500HP, 13 Speed Autoshift Amt

$46,900 USD

Cummins X15 500 hp, 13 speed automatic transmission, air ride suspension, steerable pusher axle, dual tanks, stationary 5th wheel, 11R22.5 tires on aluminum wheels, fender mirrors, heated...

Condition	Used
Usage	643,614 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	13 Speed Autoshift Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	1202
MLS Number	14092375
Category	Sleeper Semi Trucks
Last Updated	2/6/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.