Used Tri Axle Sleeper Semi Trucks with Air Ride Suspension For Sale

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2017 Kenworth T800 Tri Axle Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 13 Speed Automatic

Price Drop $79,000 USD

2017 Kenworth T800 Cummins ISX-15, Engine Brakes, Cruise Control, 13-Spd Automatic Transmission, Double Locking Rear Ends, 690K Miles, 107K Miles Since Overhaul, Have Paperwork on Overhaul,...

Condition	Used
Usage	690,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	13 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
MLS Number	14244183
Category	Sleeper Semi Trucks
Last Updated	4/3/2026
Location	Paul, ID, US
Sold By	BTR Sales

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

Price Drop $45,900 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	4/3/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

2015 Peterbilt 367 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Cummins 485HP, 10 Speed Autoshift Amt

Price Drop $61,500 USD

Very clean and tight 367 Peterbilt. Recent engine overhaul on Pre Emission ISX Cummins, 10 spd auto shift trans. 3 way lockers, Steerable lift axle, Ali Arc front bumper. Runs and drives...

Condition	Used
Usage	717,014 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins ISX
Drivetrain	8x4
Transmission	10 Speed Autoshift Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	52,000 lb
Stock Number	CON6370
MLS Number	14045877
Category	Sleeper Semi Trucks
Last Updated	4/3/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 565HP, 13 Speed Manual

$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	4/2/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

2022 Peterbilt 579 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

$58,900 USD

470465 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: 22.5...

Condition	Used
Usage	470,465 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 3.55 ratio
Stock Number	3878
MLS Number	14244591
Category	Sleeper Semi Trucks
Last Updated	4/2/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Cummins 565HP, 13 Speed Manual

Price Drop $121,900 USD

401549 Miles, 10132 Hours, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, 13 Speed Manual Transmission, Drive: 8x4, Air Ride Suspension, Sleeper Type: Flat Top Sleeper, Tires: Virgin brand...

Condition	Used
Usage	10,132 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	3.25 ratio
Stock Number	3892
MLS Number	14059467
Category	Sleeper Semi Trucks
Last Updated	4/1/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

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

$64,500 USD

2012 Western Star 4900SA, Only 50,000 original miles, 6600 HOURS on a 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle...

Condition	Used
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	Air Ride
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0239
MLS Number	14275793
Category	Sleeper Semi Trucks
Last Updated	3/31/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

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

$64,500 USD

2012 Western Star 4900SA, Only 50,000 original miles, 6600 HOURS on a 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle...

Condition	Used
Usage	50,620 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	Air Ride
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0244
MLS Number	14275791
Category	Sleeper Semi Trucks
Last Updated	3/31/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

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

$64,500 USD

2012 Western Star 4900SA, Only 73,000 original miles, 6600 HOURS on a 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle...

Condition	Used
Usage	8,203 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	Air Ride
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0241
MLS Number	14275787
Category	Sleeper Semi Trucks
Last Updated	4/2/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

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

$64,500 USD

2012 Western Star 4900SA, Only 71,000 original miles, 7100 HOURS on a 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle...

Condition	Used
Usage	71,000 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	Air Ride
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0197
MLS Number	14275784
Category	Sleeper Semi Trucks
Last Updated	3/31/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(844) 955-___ SHOW
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2016 International 9900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Cummins 485HP, 13 Speed Manual

$97,750 USD

Only 188,000 Original Miles ~ Deleted Cummins ISX ~550 HP ~ 13 Speed ~ 46k Rears ~ Full Lockers ~ Wet Kit ~ All Aluminum Wheels ~ Financing Available with Your Good Credit,

Condition	Used
Usage	187,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Cummins ISX
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	748961
MLS Number	14256967
Category	Sleeper Semi Trucks
Last Updated	3/28/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

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2000 Peterbilt 379 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar 550HP, 18 Speed Manual

Price Drop $74,900 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	3/27/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(844) 985-___ SHOW
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2020 Peterbilt 567 Tri Axle Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 605HP, Manual

$119,900 USD

HEAVY HAUL with Dual Wet Line! 2020 Peterbilt 567 TriAxle Sleeper with a 605hp Cummins X15 is now available for sale! 18 Speed Manual Transmission w 2 Spd Rears. 20k Fronts; 46k Rears; and...

Condition	Used
Usage	449,630 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Transmission	Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	8680378
MLS Number	14269045
Category	Sleeper Semi Trucks
Last Updated	3/26/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center

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

$116,900 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	3/24/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

(844) 748-___ SHOW
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2014 Kenworth W900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Cummins 600HP, 18 Speed Manual

$200,000 USD

2014 KENWORTH W900 WITH CUMMINS ISX15 565HP (DELETED) AND 18 SPEED TRANS 35,000 MILES ON A PLATINUM REBUILD. 389,255 ON THE ODOMETER. TRIAXLE TRAIN HORN ALL LED LIGHTING. WET KIT, LEATHER...

Condition	Used
Usage	389,255 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins ISX15
Emission Rating	USA Tier 4 Final
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	23,000 lb 3.73 ratio
Stock Number	386681
MLS Number	14127399
Category	Sleeper Semi Trucks
Last Updated	3/22/2026
Location	Beverly, WV, US
Sold By	TFS Recovery, Inc.

(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	3/21/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

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

$64,500 USD

2012 Western Star 4900SA, Only 50,000 original miles, 6600 HOURS on a 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle...

Condition	Used
Usage	6,625 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	Air Ride
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0240
MLS Number	14229707
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(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	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2022 Peterbilt 579 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

$47,900 USD

500000 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, Wheels: All...

Condition	Used
Usage	500,000 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	3.55 ratio
Stock Number	3880
MLS Number	14082797
Category	Sleeper Semi Trucks
Last Updated	3/20/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

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

$59,500 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	3/7/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

$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

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

$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

2022 Peterbilt 389 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Paccar 510HP, 13 Speed Manual

$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

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