Heavy Duty 18 Speed Tri Axle Trucks For Sale

(855) 807-___ SHOW
NUMBERCall Seller

64 0

2017 Peterbilt 367 Tri Axle Day Cab Truck - Cummins 550HP, 18 Speed Manual

Price Drop

$104,500 USD

FRESH OVERHAUL!! CLEAN FLEET MAINTAINED EXTENDED CAB! 2017 PETERBILT 367 FACTORY HEAVY HAUL WITH EXTENDED CAB! CUMMINS 550HP, 18 SPEED EATON, AIR TRAC SUSPENSION, 14,600 FRONTS, 68,700...

Condition	Used
Usage	359,469 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Cummins ISX15
Emission Rating	USA Tier 4
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	68,700 lb 3.90 ratio
Stock Number	6912
MLS Number	13458895
Category	Day Cab Semi Trucks
Last Updated	4/16/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

12 0

2012 Kenworth T800 4700 Gallon Water Truck - Cummins 525HP, 18 Speed Manual

Price Drop

$55,700 USD

Double frame tanker truck with 4700 gallon tank, Roper hydraulic driven pump. 12,350 Lbs. steerable lift axle

Condition	Used
Usage	22,530 Hours
Duty Class	Heavy Duty Water Truck
Horse Power	525 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Capacity	4700 Gallons
Stock Number	7035
MLS Number	13451207
Category	Water Trucks
Last Updated	4/16/2025
Location	Caledonia, NY, US
Sold By	Caledonia Diesel

(855) 807-___ SHOW
NUMBERCall Seller

65 0

2020 Peterbilt 567 Tri Axle Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Recently Updated

$124,500 USD

2020 PETERBILT 567 HEAVY HAUL,565 HP CUMMINS-X15 POWER, MIDROOF 72" SLEEPER, DOUBLE FRAMED, GREAT LOW MILES, 18SPD MAN-TRANS,APU TRI PAK, FULL LOCKERS,20,000 PUSHER AXLE, 65,400,REARS,DUAL...

Condition	Used
Usage	325,951 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	72"
Suspension	Hendrickson
Rear Axle	Tri Axle
Rear End	65,400 lb
Stock Number	6952
MLS Number	13450567
Category	Sleeper Semi Trucks
Last Updated	4/16/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

15 0

2006 Kenworth T800 Tri Axle Day Cab Truck - Caterpillar 485HP, 18 Speed Manual

Price Drop

$57,500 USD

Heavy spec, double frame, TRI-DRIVE day cab with 16K front axle, 58K full locking rears, Neway suspension, 385/65R22.5 front tires and 11R22.5 rear tires, headache rack, 318" bridge, 188"...

Condition	Used
Usage	558,046 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	485 HP
Engine Model	Caterpillar C15
Drivetrain	8x6
Transmission	18 Speed Manual
Suspension	Neway
Rear Axle	Tri Axle
Rear End	58,000 lb 4.10 ratio
Stock Number	6779
MLS Number	12147605
Category	Day Cab Semi Trucks
Last Updated	4/16/2025
Location	Caledonia, NY, US
Sold By	Caledonia Diesel

14 0

2014 Western Star 4900 Tri Axle Cab & Chassis Truck - Detroit, 570HP, 18 Speed Manual

Price Drop

$49,900 USD

TRI-DRIVE, double frame cab and chassis with 32" bunk, 20K front axle, 69K triple locking rears, AirLiner suspension, 385/65R22.5 front tires and 11R24.5 rear tires, 340" bridge, 25' frame...

Condition	Used
Usage	104,184 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	570 HP
Engine Model	Detroit DD16
Drivetrain	8x6
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	69,000 lb 4.30 ratio
Stock Number	6196
MLS Number	11585473
Category	Cab & Chassis Trucks
Last Updated	4/16/2025
Location	Caledonia, NY, US
Sold By	Caledonia Diesel

10 0

2020 Western Star 4900EX Tri Axle Day Cab Truck - Detroit 600HP, 18 Speed Manual

Newly Listed

$149,900 USD

Full guauge package with full locking rears, Stainless steel fenders, Headache rack withsStrobe lights,

Condition	Used
Usage	7,946 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	280185
MLS Number	13517705
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Butler, PA, US
Sold By	Hunter Truck

19 0

2023 Peterbilt 389 Tri Axle Day Cab Truck - Cummins 605HP, 18 Speed Manual

Price Drop

$174,900 USD

4 Axle Heavy Haul Day Cab, Full locking rears, Double Frame, Wet line, Headache rack, Steerable pusher axle, Digital dash, Full Staineless fenders, Polished alum tool box,

Condition	Used
Usage	8,545 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	278844
MLS Number	13415774
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Butler, PA, US
Sold By	Hunter Truck

(844) 955-___ SHOW
NUMBERCall Seller

13 1

2015 Kenworth T880 Tri Axle Sleeper Semi Truck - Cummins 550HP, 18 Speed Manual

Recently Updated

$119,750 USD

Only 341k Original Miles ~ Deleted Cummins ISX ~ 550 HP ~ 1850 Torque 18 Speed ~ 20k Front / 20k Pusher / 46k Rears ~ Full Lockers ~ Full Double Frame ~ All Aluminum Wheels ~ Brand New...

Condition	Used
Usage	341,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Cummins ISX
Transmission	18 Speed Manual
Suspension	Newair
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	454541
MLS Number	13241584
Category	Sleeper Semi Trucks
Last Updated	4/15/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

(866) 751-___ SHOW
NUMBERCall Seller

18 0

2025 Western Star 49X Tri Axle Day Cab Truck - Detroit 600HP, 18 Speed Manual

Recently Updated

$215,000 USD

2025 Western Star 49x Heavy Haul, Western Star 49x, Detroit DD16-600HP/2050TQ, 18spd manual transmission, 20k front axle, 20k rigid non steer pusher axle, 46k rear axle, 72” heavy...

Condition	New
Usage	500 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	66,000 lb 3.91 ratio
MLS Number	13178614
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

12 0

2025 Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 18 Speed Endurant Automatic, 19' Dump

Recently Updated

$270,000 USD

NEW 2025 PETERBILT 567 DUMP TRUCK! 19.6ft ALUMINUM SMOOTH SIDE DUMP, WITH ELETRIC CABLE SLIDE TARP SYSTEM. POWERED WITH CUMMINS X15 ENGINE AND EATON ENDURURANT 18SPD AUTOMATIC TRANSMISSION. ...

Condition	New
Usage	1,491 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	19 ft.
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Endurant Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	66,000 lb 3.91 ratio
Stock Number	276919
MLS Number	13389778
Category	Dump Trucks
Last Updated	4/16/2025
Location	Butler, PA, US
Sold By	Hunter Truck

(844) 909-___ SHOW
NUMBERCall Seller

14 0

2016 Kenworth T800 Tri Axle Sleeper Semi Truck - Cummins 700HP, 18 Speed Manual

Price Drop

$79,900 USD

2016 Kenworth T800, Engine was overhauled by Peterbilt around 550,000 Miles, Deleted, Cummins 550 ISX, Tuned to 700 Hp, Dual Lockers, 18 Spd, New Paint Job, Heavy Spec, 14k Front, 11k Drop...

Condition	Used
Usage	657,348 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	700 HP
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	57,000 lb
MLS Number	13412004
Category	Sleeper Semi Trucks
Last Updated	4/12/2025
Location	Paul, ID, US
Sold By	BTR Sales

(844) 909-___ SHOW
NUMBERCall Seller

12 0

2013 Kenworth T800 Tri Axle Sleeper Semi Truck - Cummins 500HP, 18 Speed Manual

Price Drop

$59,900 USD

2013 Kenworth T800, 4 Axle Truck, Cummins ISX15 with 500 HP, 18 Speed Manual Transmission, Double Lockers, 48" Sleeper, 266" Wheelbase, 182" Front to drop, 84" Drop to center of trunnion,...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins ISX15
Transmission	18 Speed Manual
Rear Axle	Tri Axle
MLS Number	13356607
Category	Sleeper Semi Trucks
Last Updated	4/15/2025
Location	Paul, ID, US
Sold By	BTR Sales

(855) 605-___ SHOW
NUMBERCall Seller

5 0

2012 Kenworth T800 Tri Axle Dump Truck - Cummins 525HP, 18 Speed Manual, 16' Dump

Price Drop

$155,000 USD

Very nice, low mile/hour dump truck, 525hp, 18 spd trans, 46k rears with full lockers, Steerable lift axle and 14,600 front axle. Runs and drives great

Condition	Used
Usage	9,314 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	525 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	CON7355
MLS Number	13069604
Category	Dump Trucks
Last Updated	4/12/2025
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 605-___ SHOW
NUMBERCall Seller

15 0

2012 Kenworth T800 Tri Axle Dump Truck - Cummins 525HP, 18 Speed Manual, 16' Dump

Price Drop

$135,500 USD

l2012 T800 dump truck. New box and hoist, 525 Hp, 46K rears with full Lockers, Nice truck, runs and drives great

Condition	Used
Usage	396,470 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	525 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	CON7374
MLS Number	13004997
Category	Dump Trucks
Last Updated	4/12/2025
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

19 0

2015 Western Star 4900 Tri Axle Dump Truck - Detroit 560HP, 18 Speed Manual, 20' Dump

Recently Updated

$79,900 USD

TRI-DRIVE dump truck, double frame, 20' Hardox 450 tub style rock body, plumbed for pup trailer

Condition	Used
Usage	355,813 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	20 ft.
Horse Power	560 HP
Drivetrain	8x6
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	57,000 lb
Stock Number	6780
MLS Number	12675097
Category	Dump Trucks
Last Updated	4/12/2025
Location	Caledonia, NY, US
Sold By	Caledonia Diesel

2 0

2007 Peterbilt 379 Tri Axle Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar 550HP, 18 Speed Manual

Newly Listed

$70,000 USD

2007 PETERBILT 379 SLEEPER TRUCK, CAT C15 LOW MILES ON OVERHAUL, 18 SPEED TRANSMISSION, WET KIT, LIFT AXLE, HOOD GUARD,

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	671613-PBC
MLS Number	13510195
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

15 0

2019 Kenworth W900 Tri Axle Dump Truck - Cummins 605HP, 18 Speed Manual, 20' Dump

Newly Listed

$159,900 USD

Nice extended cab tri axle dump with Cummins power, Body liner, 2 way gate, Mousetrap tarp, New clutch installed,

Condition	Used
Usage	384,022 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	20 ft.
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Hendrickson
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	280595
MLS Number	13510145
Category	Dump Trucks
Last Updated	4/15/2025
Location	Butler, PA, US
Sold By	Hunter Truck

(844) 955-___ SHOW
NUMBERCall Seller

15 0

2018 Kenworth W900L Tri Axle Sleeper Semi Truck - Cummins 550HP, 18 Speed Manual

Recently Updated

$132,750 USD

Only 105,000 Miles on $60,000 Overhaul done at MHC Kenworth Including Head and Injectors with Paperwork ~ 446k Original Miles ~ Cummins X15 ~ 550 HP ~ 18 Speed ~ 20k Front / 22k Pusher / 46k...

Condition	Used
Usage	446,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	200689
MLS Number	13489873
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

(855) 807-___ SHOW
NUMBERCall Seller

41 0

2020 Peterbilt 389 Tri Axle Sleeper Semi Truck - 42" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Price Drop

$174,500 USD

2020 PETERBILT 389 HEAVY HAUL, FLAT TOP, 565 HP CUMMINS X15 POWER, 4.10 RATIO, LOW MILES, 18SPD MAN-TRANS,20/20/46 FRONT AND REARS, FULL LOCKERS,20,000 AIR LIFT AXLE,46,000 REARS, DOUBLE...

Condition	Used
Usage	237,625 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	66,000 lb 4.10 ratio
Stock Number	6911
MLS Number	13370249
Category	Sleeper Semi Trucks
Last Updated	4/16/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 955-___ SHOW
NUMBERCall Seller

4 0

2021 Kenworth W990 Tri Axle Day Cab Truck - Cummins 605HP, 18 Speed Manual

$177,750 USD

Only 182,000 Original Miles ~ Cummins X15 ~ 605 HP ~ 2250 Torque 18 Speed ~ 20/20/46 ~ Full Lockers ~ Wet Kit ~ Only One Owner ~ Financing Available with Your Good Credit,

Condition	Used
Usage	182,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	605 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	427497
MLS Number	13506745
Category	Day Cab Semi Trucks
Last Updated	4/16/2025
Location	Olive Branch, MS, US
Sold By	Truck Market

(855) 984-___ SHOW
NUMBERCall Seller

19 0

2025 Kenworth W900 Tri Axle Dump Truck - Cummins 525HP, 18 Speed Manual, 17' Dump

$239,095 USD

2025 Kenworth W900 Exterior Color: Black Cummins X15 Performance Series engine, 525 horsepower @ 1900 RPM, 1850 lb-ft torque @ 1000 RPM Eaton RTLO18918B 18-speed transmission, Super 18 ...

Condition	New
Usage	778 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	59,500 lb 3.91 ratio
Stock Number	KN165986
MLS Number	13401717
Category	Dump Trucks
Last Updated	4/7/2025
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

(855) 984-___ SHOW
NUMBERCall Seller

24 0

2025 Kenworth W900 Tri Axle Day Cab Truck - Cummins 400HP, 18 Speed Manual

$210,095 USD

- 2025 Kenworth W900 Conventional Truck - Exterior Color: Black (L0001EY) - Interior: Cab Splendor in Jet Black with Dark Slate Gray trim Engine and Transmission: - Cummins X15 525 V...

Condition	New
Usage	444 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	66,000 lb 3.91 ratio
Stock Number	KN166043
MLS Number	13113198
Category	Day Cab Semi Trucks
Last Updated	4/7/2025
Location	Landover, MD, US
Sold By	All Roads Trucks

23 0

2020 Western Star 4900EX Tri Axle Day Cab Truck - Detroit 600HP, 18 Speed Manual

$149,900 USD

Heavy haul Detroit powered day cab. Nice accessories and ready to go to work. Shipping and financing available. Call Clearfield today to speak to a sales rep

Condition	Used
Usage	309,323 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	63,000 lb 4.10 ratio
Stock Number	280187
MLS Number	13501273
Category	Day Cab Semi Trucks
Last Updated	4/5/2025
Location	Clearfield, PA, US
Sold By	Hunter Truck