18 Speed Trucks For Sale

Your Current Search
Industry
Trucks
Transmission Speeds
18 Speed
Inspection Report
No
Market Type
For Sale
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (747)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
GVWR Category
Heavy Duty (682)
Transmission Type
Transmission Speed
18 Speed (747)
Drive Train
Suspension Type
Cab Style
Fuel Type
Diesel (557)
Mileage
-
Horsepower
-
Price
-
Country
State / Region
Select a country to view available states.
Market Type
For Sale (747)
1-25 of 747 results
1-25 of 747 results
Featured Item
Peterbilt 389 Tri Axle Sleeper Semi Truck - Caterpillar 600HP, 18 Speed Manual
15 0

2013 Peterbilt 389 Tri Axle Sleeper Semi Truck - Caterpillar 600HP, 18 Speed Manual

Recently Updated
$164,750 USD
76k Miles on $41,000 Gold Kit Overhaul including Head and Injectors with Paperwork ~ 6NZ C15 ~ 525 HP ~ 18 Speed ~ All Aluminum Wheels ~ Financing Available with Your Good Credit,
ConditionUsed
Usage349,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power525 HP
Engine ModelCaterpillar C15
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Leaf
Rear AxleTri Axle
Rear End40,000 lb 3.73 ratio
Stock Number201043
MLS Number13655151
CategorySleeper Semi Trucks
Last Updated7/27/2025
Location
Olive Branch, MS, US
Sold By

Truck Market

Featured Item
2016 Kenworth W900L Logging Truck
3 0

2016 Kenworth W900L Logging Truck

Price Drop
$130,000 USD
Truck has 2008 whitlog gear with ssi electric scales., New aluminum 22.5 wheels, 18 speed tranny, isx 15 engine rated at 600 hp with 2050 torque. Full lockers., Truck has recently...
ConditionUsed
Usage509,000 Miles
Duty ClassHeavy Duty Logging Truck
Horse Power600 HP
Engine ModelCummins Isx 15 cm2350
Transmission18 Speed Manual
SuspensionAG 460
Rear AxleTandem Axle
Rear End3.73 ratio
MLS Number13015920
CategoryLogging Trucks
Last Updated7/25/2025
Location
Westwood, CA, US
Sold By

Ken McCormick Trucking

Featured Item
2016 Kenworth W900 Wrecker Tow Truck - NRC 30CS Wrecker Body
4 0

2016 Kenworth W900 Wrecker Tow Truck - NRC 30CS Wrecker Body

Newly Listed
$299,000 USD
2016 Kenworth W900 -NRC 30CS (data plate in pictures) -CHP rotation inspected/certified -2016 Kenworth W900 with a 30CS body on it, built originally as a wrecker. -It has a 4 stage Euro...
ConditionUsed
Usage197,044 Miles
Duty ClassHeavy Duty Wrecker Tow Truck
Upfit TypeWrecker Body
Upfit MakeNRC
Upfit Model30CS
Horse Power600 HP
Engine ModelCummins
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeMid Roof Sleeper
Sleeper Size42"
Rear AxleTandem Axle
WinchYes
Stock Number61
MLS Number13721163
CategoryWrecker Tow Trucks
Last Updated7/24/2025
Location
Watsonville, CA, US
Sold By

Private Party

Featured Item
1996 Freightliner Classic XL Sleeper Semi Truck
13 0

1996 Freightliner Classic XL Sleeper Semi Truck

Recently Updated
$30,000 USD
1996 freightliner classic. N14 celect plus with less than 25000 miles on a rebuild. 18 speed transmission. Truck is in great condition. Good 24.5 good rubber all around. Be hard to find a...
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelCummins N14 select plus
Transmission18 Speed
MLS Number13588740
CategorySleeper Semi Trucks
Last Updated7/23/2025
Location
Ripley, TN, US
Sold By

B.b. trucking

Featured Item
2013 Kenworth T800W Heavy Hauler Truck
21 0

2013 Kenworth T800W Heavy Hauler Truck

Price Drop
$74,000 USD
2013 Kenworth T800W. Cummins ISX15, 550 high performance engine, Jake brake, 18918B trans. 46'S rears with 2 speeds, (4:11 and 5:60) ratio, steers 18,000lbs386/65R22.5. Loaded dash. APU,...
ConditionUsed
Usage479,200 Miles
Duty ClassHeavy Duty Hauler Truck
Horse Power550 HP
Engine ModelCummins ISX 15
Transmission18 Speed Manual
Sleeper TypeAerocab Aerodyne Sleeper
SuspensionAG 460
Rear AxleTandem Axle
Rear End46,000 lb
MLS Number13180012
CategoryHauler Trucks
Last Updated7/21/2025
Location
Eugene, OR, US
Sold By

Quality Equipment Sales

Featured Item
Peterbilt 389 Sleeper Semi Truck - Cummins 605HP, 18 Speed Automatic
15 0

2023 Peterbilt 389 Sleeper Semi Truck - Cummins 605HP, 18 Speed Automatic

$164,750 USD
Only 232,000 Original Miles ~ Cummins X15 ~ 605 HP ~ 18 Speed UltraShift ~ 14,320 Front / 46k Rears ~ Full Lockers ~ Wet Kit ~ Disc Brakes ~ One Owner ~ 10 Brand New Tires! ~ After Treatment...
ConditionUsed
Usage232,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power605 HP
Engine ModelCummins X15
Transmission18 Speed Ultrashift Automatic
SuspensionAir Trac
Rear AxleTandem Axle
Rear End46,000 lb 3.91 ratio
Stock Number849938
MLS Number13689961
CategorySleeper Semi Trucks
Last Updated7/20/2025
Location
Olive Branch, MS, US
Sold By

Truck Market

Featured Item
Kenworth W990 Tri Axle Day Cab Truck - Cummins 605HP, 18 Speed Manual
14 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 ~ 20k Front / 20k Pusher / 46k Rears ~ Full Lockers ~ Wet Kit ~ Only One Owner ~ Financing Available with Your Good...
ConditionUsed
Usage182,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power605 HP
Engine ModelCummins X15
Transmission18 Speed Manual
SuspensionNewair
Rear AxleTri Axle
Rear End46,000 lb 3.91 ratio
Stock Number427497
MLS Number13506745
CategoryDay Cab Semi Trucks
Last Updated7/20/2025
Location
Olive Branch, MS, US
Sold By

Truck Market

Featured Item
2019 Western Star 4900FA Day Cab Truck Tractor, Air Ride Cab, Air Ride Suspension, Tri Axle, Pusher Axle, Heavy Hauler, Wet Kit, Air Sliding 5th Wheel
49 1

2019 Western Star 4900FA Day Cab Truck Tractor, Air Ride Cab, Air Ride Suspension, Tri Axle, Pusher Axle, Heavy Hauler, Wet Kit, Air Sliding 5th Wheel

$134,444 USD
2019 Western Star 4900FA , Stock: KM5124 VIN:5KJNAED12KPKM5124 Year:2019 Make: Western Star Model: 4900FA Engine:Detroit DD15 6 Cylinder 15.6 L Diesel Mileage: 199540 miles Horsepower:...
ConditionUsed
Usage199,540 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power475 HP
Engine ModelDetroit Diesel DD16
Drivetrain8x4
Transmission18 Speed Manual
SuspensionAir Ride
Rear AxleTri Axle
Rear End43,000 lb
Stock NumberKM5124
MLS Number13576579
CategoryDay Cab Semi Trucks
Last Updated7/21/2025
Location
Elkton, MD, US
Sold By

Complete Recycling Group LLC

Featured Item
Peterbilt 367 Day Cab Truck - Cummins 485HP, 18 Speed Manual
29 0

2009 Peterbilt 367 Day Cab Truck - Cummins 485HP, 18 Speed Manual

$57,900 USD
2009 Peterbilt 367 Heavy Haul Daycab, Cummins X15 485 hp, 18 spd Jakes, 471,790 orig. Miles, Full Lockers, Twin Steering Boxes, 3.91 gears, 18,740 lb Front Axle, 45,400 lb Rear Axles, 64,140...
ConditionUsed
Usage22,378 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power485 HP
Engine ModelCummins X15
Drivetrain6x6
Transmission18 Speed Manual
SuspensionAir Trac
Rear AxleTandem Axle
Rear End45,400 lb 3.91 ratio
Stock Number782704
MLS Number13612171
CategoryDay Cab Semi Trucks
Last Updated7/11/2025
Location
Signal Hill, CA, US
Sold By

Pacific Trux

Featured Item
Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 525HP, 18 Speed Manual
5 0

2020 Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 525HP, 18 Speed Manual

Price Drop
$165,000 USD
2020 peterbilt 389 525 cummins, 18spd, 7in dummy stacks with a weed burner, thermaflow wet kit, carballo front air ride, drop panels with lights, full length painted deck plate with air line...
ConditionUsed
Usage287,256 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power525 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Trac
Rear AxleTandem Axle
Rear End40,000 lb
MLS Number13688121
CategorySleeper Semi Trucks
Last Updated7/19/2025
Location
Santa Rosa, CA, US
Sold By

Personal Asset Brokerage

Featured Item
Peterbilt 389 Tri Axle Sleeper Semi Truck - Cummins 605HP, 18 Speed Manual
15 1

2021 Peterbilt 389 Tri Axle Sleeper Semi Truck - Cummins 605HP, 18 Speed Manual

$177,750 USD
244,000 Original Miles ~ Deleted Cummins X15 ~ 605 HP ~ 18 Speed ~ 20k Front / 20k Pusher /46k Rears ~ Full Lockers ~ Full Double Frame ~ All Aluminum Wheels ~ Only One Owner ~ Financing...
ConditionUsed
Usage244,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power605 HP
Engine ModelCummins X15
Transmission18 Speed Manual
Sleeper TypeRaised Roof Sleeper
SuspensionAir Trac
Rear AxleTri Axle
Rear End46,000 lb
Stock Number750207
MLS Number13555597
CategorySleeper Semi Trucks
Last Updated7/20/2025
Location
Olive Branch, MS, US
Sold By

Truck Market

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 64" Raised Roof Sleeper, Detroit 505HP, 18 Speed Manual
45 1

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 64" Raised Roof Sleeper, Detroit 505HP, 18 Speed Manual

Call for price
WEBASTO, FRIGO, BEACONS LIGHT,
ConditionUsed
Usage9,012 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeRaised Roof Sleeper
Sleeper Size64"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock NumberC-36594
MLS Number13655165
CategorySleeper Semi Trucks
Last Updated6/27/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By

Gamache Truck Center

Featured Item
Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 18 Speed Endurant Automatic, 16' Dump
7 0

2025 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 18 Speed Endurant Automatic, 16' Dump

$234,900 USD
Tri Axle, X15 Cummins 500 HP, EATON ENDURANT Automatic 18 Speed, 4.30 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake,...
ConditionUsed
Usage4,828 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Transmission18 Speed Endurant Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End4.30 ratio
Stock NumberSJ173059
MLS Number13655155
CategoryDump Trucks
Last Updated7/2/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
Kenworth T800 Day Cab Truck - Cummins 500HP, 18 Speed Manual
39 1

2012 Kenworth T800 Day Cab Truck - Cummins 500HP, 18 Speed Manual

Call for price
- WET KIT,
ConditionUsed
Usage13,888 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power500 HP
Engine ModelCummins ISX
Drivetrain6x4
Transmission18 Speed Manual
Suspension8 Bag Air Ride
Rear AxleTandem Axle
Rear End45,000 lb 4.10 ratio
Stock NumberC-36494
MLS Number13630055
CategoryDay Cab Semi Trucks
Last Updated6/27/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By

Gamache Truck Center

Featured Item
Kenworth T880 Day Cab Truck - Cummins 500HP, 18 Speed Amt
14 1

2024 Kenworth T880 Day Cab Truck - Cummins 500HP, 18 Speed Amt

$167,750 USD
Extended Power Train Warranty through 3/15/2028 or 500k Miles ~ After Treatment Warranty through 3/15/2028 or 500k Miles ~ Only 96,000 Original Miles ~ Cummins X15 ~ 18 Speed Automatic ~ 13...
ConditionUsed
Usage96,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power500 HP
Engine ModelCummins X15
Transmission18 Speed Automated
Rear AxleTandem Axle
Rear End46,000 lb 3.91 ratio
Stock Number267718
MLS Number13512278
CategoryDay Cab Semi Trucks
Last Updated7/20/2025
Location
Olive Branch, MS, US
Sold By

Truck Market

Featured Item
2020 Freightliner SD122 Custom Built Logging Truck
13 0

2020 Freightliner SD122 Custom Built Logging Truck

$185,000 USD
2020 SD122 Freightliner Speced out and custom built, with large cooling system, DD16 Detroit, Large 18 spd, Big drive line, 46,000 lb Meritor drivers, full lockers, 373 ratio, 14,700 hard...
Warranty
ConditionUsed
Usage318,000 Miles
Duty ClassHeavy Duty Logging Truck
Horse Power600 HP
Engine ModelDetroit Detroit Diesel DD16
Emission RatingTier 4 Final
Drivetrain6x4
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 3.73 ratio
MLS Number13557712
CategoryLogging Trucks
Last Updated7/7/2025
Location
Greenville, CA, US
Sold By

Vernon Roberts

Featured Item
Peterbilt 388 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual
59 0

2012 Peterbilt 388 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

$165,000 USD
2012 Peterbilt 388 Flat Top Sleeper California CARB Compliant Heavy Spec'd - 14320lb FA and 46k RA Cummins ISX15 Engine, 500HP, 199k Miles, 18 Speed, Wet Kit, Lowboy Ramps Excellent shape,...
ConditionUsed
Usage8,684 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins ISX15 500
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Trac
Rear AxleTandem Axle
Rear End46,000 lb
MLS Number12750407
CategorySleeper Semi Trucks
Last Updated7/19/2025
Location
Santa Rosa, CA, US
Sold By

Personal Asset Brokerage

Featured Item
2016 Peterbilt 579 Tandem Axle Highway with 72in Sleeper Cab
14 1

2016 Peterbilt 579 Tandem Axle Highway with 72in Sleeper Cab

$63,500 USD
Stock #:5216, Exterior Colour:White, Engine:Cummins ISX, Horsepower:500, Transmission:18 Spd Auto, Front Axle:13,200, Rear Axle:Super 40’s, Gear Ratio: 3.73, Frame:3/8, Brakes:Jake,...
ConditionUsed
Usage303,000 Miles
Horse Power500 HP
Engine ModelCummins ISX
Transmission18 Speed Automatic
Sleeper Size72"
SuspensionAir Trac
Rear AxleTandem Axle
Rear End40,000 lb 3.73 ratio
Stock Number5216
MLS Number12522130
CategorySleeper Semi Trucks
Last Updated6/27/2025
Location
Blaine, WA, US
Sold By

International Machinery

Featured Item
2017 Kenworth T800 Extended Daycab Low Bed Tractor
1 0

2017 Kenworth T800 Extended Daycab Low Bed Tractor

$114,500 USD
Stock #:5149, Exterior Colour:White with Striping, Engine:Cummins ISX, Horsepower:550, Transmission:18 Spd, Front Axle:14,600, Rear Axle:46,000, Gear Ratio: 4.30, Frame:3/8s, Brakes...
ConditionUsed
Usage397,000 Miles
Horse Power550 HP
Engine ModelCummins ISX
Transmission18 Speed Manual
Suspension8 Bag Air Ride
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock Number5149
MLS Number11919962
CategoryDay Cab Semi Trucks
Last Updated6/27/2025
Location
Blaine, WA, US
Sold By

International Machinery

Featured Item
2018 Kenworth T880 Tandem Daycab
14 0

2018 Kenworth T880 Tandem Daycab

$142,500 USD
Stock #:51381, Exterior Colour:Black, Engine:Cummins X15, Horsepower:565, Transmission:18 Spd, Front Axle:20,000, Rear Axle:46,000, Gear Ratio: 4.30, Frame:1/2in, Brakes:Jake,...
ConditionUsed
Usage285,000 Miles
Horse Power565 HP
Engine ModelCummins X15
Transmission18 Speed Manual
SuspensionHendrickson PRIMAAX
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock Number51381
MLS Number11828565
CategoryDay Cab Semi Trucks
Last Updated6/27/2025
Location
Blaine, WA, US
Sold By

International Machinery

Featured Item
2016 Peterbilt 579 Tandem Highway Tractor with 72 Inch Sleeper
1 0

2016 Peterbilt 579 Tandem Highway Tractor with 72 Inch Sleeper

$56,000 USD
Stock #:5028 , Exterior Colour:White , Engine:Cummins ISX , Horsepower:500 , Transmission:18 Spd Auto , Front Axle:13,200 , Rear ...
ConditionUsed
Usage450,000 Miles
Horse Power500 HP
Engine ModelCummins ISX
Transmission18 Speed Automated
Sleeper TypeFlat Top Sleeper
Sleeper Size72"
SuspensionPete Low Air Leaf
Rear AxleTandem Axle
Rear End40,000 lb 3.73 ratio
Stock Number5028
MLS Number10797521
CategorySleeper Semi Trucks
Last Updated6/27/2025
Location
Blaine, WA, US
Sold By

International Machinery

Freightliner Cascadia 125 Day Cab Truck - 455HP, 18 Speed Manual
10 0

2019 Freightliner Cascadia 125 Day Cab Truck - 455HP, 18 Speed Manual

Newly Listed
$30,000 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage676,737 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission18 Speed Manual
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.55 ratio
Stock Number860407
MLS Number13726677
CategoryDay Cab Semi Trucks
Last Updated7/27/2025
Location
Salisbury, MA, US
Sold By

Ryder

Peterbilt 579 Sleeper Semi Truck - 44" Integral Sleeper, Paccar 510HP, 18 Speed Manual
22 0

2019 Peterbilt 579 Sleeper Semi Truck - 44" Integral Sleeper, Paccar 510HP, 18 Speed Manual

Recently Updated
$63,500 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage155,110 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power510 HP
Engine ModelPaccar MX13
Transmission18 Speed Manual
Sleeper TypeIntegral Sleeper
Sleeper Size44"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.42 ratio
Stock Number229075
MLS Number13697631
CategorySleeper Semi Trucks
Last Updated7/27/2025
Location
Mount Pleasant, PA, US
Sold By

Penske Used Trucks

Peterbilt 389X Sleeper Semi Truck - 78" Raised Roof Sleeper, Cummins 605HP, 18 Speed Manual
16 0

2023 Peterbilt 389X Sleeper Semi Truck - 78" Raised Roof Sleeper, Cummins 605HP, 18 Speed Manual

Newly Listed
Call for price
389X- VERY CLEAN- ONLY 42,139 MILES, THIS IS AN CONSIGNMENT,
ConditionUsed
Usage42,139 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power605 HP
Engine ModelCummins X15
Transmission18 Speed Manual
Sleeper TypeRaised Roof Sleeper
Sleeper Size78"
SuspensionPete Low Air Leaf
Rear End40,000 lb 3.36 ratio
Stock Number255491
MLS Number13725607
CategorySleeper Semi Trucks
Last Updated7/26/2025
Location
Eau Claire, PA, US
Sold By

Hunter Truck

Western Star 49X Sleeper Semi Truck - Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual
12 0

2026 Western Star 49X Sleeper Semi Truck - Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

Newly Listed
Call for price
7 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Wheels: Aluminum, Wheel Base: 250,...
ConditionNew
Usage7 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeMid Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberWS5020
MLS Number13723198
CategorySleeper Semi Trucks
Last Updated7/25/2025
Location
Bangor, ME, US
Sold By

Freightliner of Maine

Did you find what you were looking for? Yes No