Western Star 18 Speed Trucks For Sale

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2024 Western Star 49X Sleeper Semi Truck - 64" Mid Roof Sleeper, Detroit 560HP, 18 Speed Manual

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427880 Miles, 6315 Hours, Engine: DETROIT DD16, 560 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 64,...

Condition	Used
Usage	6,315 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	560 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	64"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	C-37490
MLS Number	14159829
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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

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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

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2011 Western Star 4900 Tandem Axle Cab & Chassis Truck - Mercedes-Benz, 450HP, 18 Speed Manual

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1007319 Miles, Engine: MERCEDES-BENZ MBE4000, 450 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 8x4, Air Ride Suspension, Wheels: All Aluminum, Wheel Base: 276, Tandem Rear...

Condition	Used
Usage	1,007,319 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	450 HP
Engine Model	MBE4000
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-33451
MLS Number	12398635
Category	Cab & Chassis Trucks
Last Updated	3/12/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 904-___ SHOW
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2015 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$59,500 USD

2015 Western Star 4900 Sleeper, 500hp Detroit DD15, 18spd Manual Transmission, 288k Mi, Air ride suspension, 245in Wheelbase, Nationwide Delivery Available

Condition	Used
Usage	288,570 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	Tandem Axle
Rear End	46,000 lb
Stock Number	9161
MLS Number	14234390
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2018 Western Star 4900EX Day Cab Truck - Detroit 600HP, 18 Speed Manual

$89,500 USD

This day cab truck is powered by a Detroit DD16 engine producing 600 horsepower and 1,850 lb-ft of torque, delivering exceptional performance for heavy-haul applications. It’s equipped with...

Condition	Used
Usage	479,689 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	83649
MLS Number	13621796
Category	Day Cab Semi Trucks
Last Updated	2/28/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

(866) 530-___ SHOW
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2015 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

$68,450 USD

3W EQUIPMENT INVENTORY CHANGING DAILY - CALL AHEAD!! LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! DON'T MISS THIS ONE!!! SUPER LOW MILEAGE AND HOURS!!! (DELETED) 2015 WESTERN STAR...

Condition	Used
Usage	2,173 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
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
Stock Number	GK6603
MLS Number	14064705
Category	Sleeper Semi Trucks
Last Updated	2/26/2026
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

(866) 283-___ SHOW
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2012 Western Star 4900 Heavy Haul Day Cab Truck

$89,500 USD

CUMMINS ISX 600 HP, EATON FULLER 18 SPD, 20K LBS. FRONT AXLE, 20K LBS. PUSHER AXLE, 69K LBS. TRI-DRIVE AXLES, FULL LOCKING REARS, RATIO 4.30, AIR SLIDE FIFTH WHEEL, ALUMINUM WHEELS, WB 292",...

Condition	Used
Usage	4,777 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Cummins ISX Signature
Drivetrain	8x6
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Quad Axle
Rear End	4.30 ratio
MLS Number	14109884
Category	Day Cab Semi Trucks
Last Updated	4/13/2026
Location	Midland, TX, US
Sold By	Verified Truck & Equipment

(833) 725-___ SHOW
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2021 Western Star 49X Day Cab Truck - Detroit 560HP

$119,500 USD

560 HP Detroit DD16 Engine, 18 Speed Transmission, 13,300 lb Front Axle, 40K Rears, Full Lockers, Air Ride, 230” WB, Aluminum Headache Rack, 11R24.5 Tires, All Aluminum Wheels, Disc Brakes,...

Condition	Used
Usage	235,494 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 HP
Engine Model	Detroit DD16
Transmission	18 Speed
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14121351
Category	Day Cab Semi Trucks
Last Updated	2/13/2026
Location	Florence, AL, US
Sold By	Oakley Equipment

(844) 883-___ SHOW
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2019 Western Star 4900SA Day Cab Tandem 560 HP

$79,500 USD

2019 Western Star 4900SA Day Cab Tandem 560 HP, Stock #:53001, Exterior Colour:Black Cherry, Engine:Detroit DD16, Horsepower:560, Transmission:18 Spd, Front Axle:20,000, Rear...

Condition	Used
Usage	288,000 Miles
Horse Power	560 HP
Engine Model	Detroit DD16
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	53001
MLS Number	14123003
Category	Day Cab Semi Trucks
Last Updated	4/2/2026
Location	Blaine, WA, US
Sold By	International Machinery

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

$189,500 USD

1355 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Wheels: Aluminum, Wheel Base: 224, Tandem Rear Axles, Rear Axle...

Condition	New
Usage	1,355 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	WS4911
MLS Number	13275568
Category	Day Cab Semi Trucks
Last Updated	1/24/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

2025 Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual

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1356 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Spring Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Tires: 11R24.5,...

Condition	New
Usage	1,356 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	WS4899
MLS Number	13171682
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

2025 Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual

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1384 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Spring Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Tires: 11R24.5,...

Condition	New
Usage	1,384 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	WS4852
MLS Number	13038859
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

(833) 796-___ SHOW
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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

(844) 716-___ SHOW
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2010 Western Star 4900 Day Cab Truck - Detroit 560HP, 18 Speed Manual

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2010 Western Star 4900SA tandem axle tractor #5244, , Vin # 5KJJALDR8APAV0445, , Detroit DD15- 560 horsepower turbo diesel with Jake brakes, , RTLO-20918B-18 speed manual transmission,...

Condition	Used
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Neway
Rear Axle	Tandem Axle
Rear End	52,000 lb 4.56 ratio
Stock Number	5244A
MLS Number	13446869
Category	Day Cab Semi Trucks
Last Updated	3/13/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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2010 Western Star 4900 Day Cab Truck - Detroit 560HP, 18 Speed Manual

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2010 Western Star 4900SA tandem axle tractor #5244, , Vin # 5KJJALDR8APAV0445, , Detroit DD15- 560 horsepower turbo diesel with Jake brakes, , RTLO-20918B-18 speed manual transmission,...

Condition	Used
Usage	201,486 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Neway
Rear Axle	Tandem Axle
Rear End	52,000 lb 4.56 ratio
Stock Number	5244
MLS Number	13300601
Category	Day Cab Semi Trucks
Last Updated	12/25/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.