Heavy Duty 18 Speed Trucks with Caterpillar Engines For Sale

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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.

2016 Peterbilt 389 Day Cab Truck - Caterpillar 550HP, 18 Speed Manual

Newly Listed

$139,750 USD

Single Turbo CAT C15 ~ 550 HP ~ 18 Speed ~ Full Lockers ~ Wet Kit ~ Only One Owner ~ All Aluminum Wheels ~ Financing Available with Your Good Credit,

Condition	Used
Usage	539,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Transmission	18 Speed Manual
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	341326
MLS Number	14282437
Category	Day Cab Semi Trucks
Last Updated	4/2/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

2014 Kenworth W900L Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

Newly Listed

$139,750 USD

Pre ELOG CAT 3406E ~ 550 HP ~ 18 Speed ~ Lockers ~ Wet Kit ~ Only One Owner ~ All Aluminum Wheels ~ Financing Available with Your Good Credit,

Condition	Used
Usage	538,000 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	Tandem Axle
Rear End	40,000 lb
Stock Number	407839
MLS Number	14282436
Category	Sleeper Semi Trucks
Last Updated	4/2/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

2008 Peterbilt 365 Tri Axle Dump Truck - Caterpillar 400HP, 18 Speed Manual, 18.5' Dump

2019 Peterbilt 389 Day Cab Truck - Caterpillar 550HP, 18 Speed Manual

Newly Listed

$157,750 USD

Only 37k Miles on $34,000 Platinum Overhaul with Paperwork ~ 6NZ CAT C15 ~ 550 HP ~ 18 Speed ~ 14,320 Front / 46k Rears ~ Full Lockers ~ All Aluminum Wheels ~ Financing Available with Your...

Condition	Used
Usage	478,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Transmission	18 Speed Manual
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	614861
MLS Number	14275872
Category	Day Cab Semi Trucks
Last Updated	3/31/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

2018 Peterbilt 389 Tri Axle Sleeper Semi Truck - Raised Roof Sleeper, Caterpillar 500HP, 18 Speed Manual

Newly Listed

$184,750 USD

Only 50k Miles on $39,000 Overhaul with Paperwork ~ 6NZ CAT C15 ~ 500 HP ~ 18 Speed ~ 20k Front / 20k Pusher / 46k Rears ~ Full Lockers ~ Full Double Frame ~ Wet Kit ~ All Aluminum Wheels ~...

Condition	Used
Usage	469,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	465716
MLS Number	14275870
Category	Sleeper Semi Trucks
Last Updated	3/31/2026
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.

2015 Peterbilt 389 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

$169,750 USD

Only 100k Miles on $40,000 Platinum Overhaul with Paperwork ~ Only 181,000 Total Truck Miles ~ CAT 3406E ~ 550 HP ~ 18 Speed ~ All Aluminum Wheels ~ Financing Available with Your Good Credit...

Condition	Used
Usage	181,000 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
Suspension	Air Leaf
Rear Axle	Tri Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	274882
MLS Number	14157341
Category	Sleeper Semi Trucks
Last Updated	3/26/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(888) 564-___ SHOW
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2007 Peterbilt 379EXHD Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar, 18 Speed Manual

$39,995 USD

PRE-EMISSION; COWBOY TRUCK; PTO; BLOWER; GAUGES; 2007 Peterbilt 379 EXHD Midroof Sleeper; Cat C15 Engine; Eaton Fuller 18 Speed; Dual Stack; Dual Breather; Cab Extenders; Blower; PTO; Power...

Condition	Used
Usage	1,497,446 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar C15
Drivetrain	4x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	15516
MLS Number	14240780
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc

(833) 300-___ SHOW
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2013 Caterpillar CT660L Day Cab Truck - CT15 500HP, 18 Speed Manual

Contact for price

WET KIT, BEACONS LIGHT, ALUMINIUM HEADACHE RACK,

Condition	Used
Usage	16,302 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Caterpillar CT15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.10 ratio
Stock Number	C-36657
MLS Number	13646418
Category	Day Cab Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 300-___ SHOW
NUMBERCall Seller

2009 Western Star 4900 Tandem Axle Vacuum Truck - Caterpillar, 550HP, 18 Speed Manual

Contact for price

268641 Miles, Engine: CATERPILLAR C15, 550 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Hendrickson Suspension, Tandem Rear Axles, Front Axle Weight: 39800 lb, Rear Axle Weight:...

Condition	Used
Usage	268,641 Miles
Duty Class	Heavy Duty Vacuum Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Transmission	18 Speed Manual
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	C-35961
MLS Number	13414844
Category	Vacuum Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 801-___ SHOW
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2006 Freightliner FLD132 Classic XL Sleeper Semi Truck - 84" Raised Roof Sleeper, Caterpillar 475HP, 18 Speed Manual

$30,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, 84 INCH SLEEPER, DUAL EXHAUST, DUAL BREATHERS, PRE-EMISSIONS, SLIDING 5TH WHEEL, SOUTHERN TRUCK/ NOT RUSTY!,

Condition	Used
Usage	421,707 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	84"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	06C15CLASSIC
MLS Number	14160201
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(866) 695-___ SHOW
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2006 Peterbilt 379 Sleeper Semi Truck - Caterpillar

$68,000 USD

1517893 Miles, 48017 Hours, Engine: CATERPILLAR, Fuel Type: Diesel, Drive: 6x4, Air Ride Suspension, Sleeper Size: 70, Tandem Rear Axles, Rear Axle Weight: 36000 lb

Condition	Used
Usage	48,017 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Drivetrain	6x4
Transmission	18 Speed
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	36,000 lb
Stock Number	MCO880353
MLS Number	14054089
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Dallas, TX, US
Sold By	MCO Truck and Equipment

(844) 656-___ SHOW
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2007 Kenworth T800 Tri Axle Day Cab Truck - Caterpillar 475HP, 18 Speed I Shift Manual

$89,500 USD

CLEAN KENWORTH T800 TRI-DRIVE SEMI TRUCK POWERED BY A CATERPILLAR C15 DIESEL ENGINE RATED AT 550 HP WITH APPROXIMATELY 26,416 ENGINE HOURS. EQUIPPED WITH A EATON FULLER RTLO18918B 18-SPEED...

Condition	Used
Usage	910,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Drivetrain	8x6
Transmission	18 Speed I Shift Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Stock Number	9921
MLS Number	14042140
Category	Day Cab Semi Trucks
Last Updated	2/18/2026
Location	Holland, MI, US
Sold By	HES Equipment / A&B Farms

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

$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) 940-___ SHOW
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2005 Peterbilt 387 Sleeper Semi Truck - Raised Roof Sleeper, Caterpillar 668HP, 18 Speed Manual

$22,999 USD

CATERPILLAR MOTOR 668HP -- 18SPD TRANSMISSION - DOUBLE BUNK SLEEPER - TANDEM AXLE - FRIDGE,

Condition	Used
Usage	752,803 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	668 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	D879063
MLS Number	13788525
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(833) 478-___ SHOW
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2003 Kenworth W900L Tandem Axle Wrecker Tow Truck - Caterpillar, 600HP, 18 Speed Manual

$351,495 USD

2003 KW W900L.CAT C16 600HP ,18SPD, LOADED OUT.O/O SPECS, LESS THAN 3YRS OLD JERDAN 8' EXTENDABLE BOOM.DUAL WINCHES. DUAL CONTROLS.LARGE TOOL BOXES .LARGE HEADACKRACK, IT WAS OUR COMPANY...

Condition	Used
Duty Class	Heavy Duty Wrecker Tow Truck
Horse Power	600 HP
Engine Model	Caterpillar C16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	W2003
MLS Number	13048372
Category	Wrecker Tow Trucks
Last Updated	1/18/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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2003 Western Star 4900 Tandem Axle Cab & Chassis Truck - Caterpillar, 400HP, 18 Speed Manual

$26,900 USD

2003 Western Star 4900. 3406B, Yes converted from an ISX to a B model CAT. Engine was overhauled, see picture of paper work . 18 speed, Hendrickson HN walking beam, rear diff locker, AC...

Condition	Used
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	400 HP
Engine Model	Caterpillar 3406B
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Hendrickson HN
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.11 ratio
Stock Number	L06087
MLS Number	13274381
Category	Cab & Chassis Trucks
Last Updated	10/24/2025
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

2005 Peterbilt 379 Sleeper Semi Truck - Caterpillar, 18 Speed Allison Hs Manual

$78,000 USD

232989 Miles, Engine: CATERPILLAR C15 ACERT, 18 Speed Allison HS Manual Transmission, Drive: 6x4, Tandem Rear Axles

Condition	Used
Usage	232,989 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar C15 ACERT
Drivetrain	6x4
Transmission	18 Speed Allison HS Manual
Rear Axle	Tandem Axle
MLS Number	13612064
Category	Sleeper Semi Trucks
Last Updated	5/30/2025
Location	Vernal, UT, US
Sold By	Mideast Equipment Supply

2004 Peterbilt 379 Sleeper Semi Truck - Caterpillar, 18 Speed Allison Hs Manual

$85,000 USD

FOR SALE: 2004 Peterbilt 379 - Classic Power! Features the legendary 6NZ CAT engine (approx. 100k miles on overhaul) have paperwork and warranty on overhaul from Peterbilt, robust 18-speed...

Condition	Used
Usage	294,567 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	18 Speed Allison HS Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13601734
Category	Sleeper Semi Trucks
Last Updated	5/28/2025
Location	Vernal, UT, US
Sold By	Mideast Equipment Supply

2003 Kenworth W900 Sleeper Semi Truck - Caterpillar, 18 Speed Allison Hs Manual

$25,000 USD

Engine will need an inframe hence the price. 18 Speed with 40k rears. Has a Gardner Denver blower as well

Condition	Used
Usage	835,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar C15 ACERT
Transmission	18 Speed Allison HS Manual
Stock Number	T3020-SL
MLS Number	13451606
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Vernal, UT, US
Sold By	Mideast Equipment Supply

2004 Peterbilt 379 Sleeper Semi Truck - Caterpillar, 18 Speed Allison Hs Manual

$71,000 USD

2004 Peterbilt 379 CAT C15, Overhauled about 100k miles ago. Working truck just ready for a new home. 40k Rears. Give us a call, lets make a deal

Condition	Used
Usage	150,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar C15 ACERT
Transmission	18 Speed Allison HS Manual
Stock Number	T3019-SL
MLS Number	13451604
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Vernal, UT, US
Sold By	Mideast Equipment Supply

(855) 980-___ SHOW
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2004 Kenworth T800 Tri Axle Day Cab Truck - Caterpillar 550HP, 18 Speed Manual

Contact for price

2004 KENWORTH T800 HEAVY HAUL SPEC. CAT C15 W/RETARDER, 18 SPEED, 20,000 LIFT AXLE, 14,600 LBS STEER, 46,000 REARS, LARGE CAB GUARD, 2 TOOL BOXES

Condition	Used
Usage	918,363 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.90 ratio
Stock Number	057833-KW
MLS Number	11387479
Category	Day Cab Semi Trucks
Last Updated	4/6/2024
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

(541) 912-___ SHOW
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2007 Peterbilt 379 Day Cab Truck

$125,000 USD

2007 Peterbilt 379, 4 axle GVWR 89,000 Total miles 559,300, Double full frame Fresh Platinum in-frame Cat C-15, 0 hours with all paperwork from Peterson Cat. With warranty, Twin hyd. Steer...

Warranty

Condition	Used
Usage	4 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	475 HP
Engine Model	Caterpillar Acert C15
Transmission	18 Speed Manual
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	D744445
MLS Number	12640293
Category	Day Cab Semi Trucks
Last Updated	4/1/2024
Location	Eugene, OR, US
Sold By	Quality Equipment Sales