Used Diesel Western Star 18 Speed Trucks For Sale

2012 Western Star 4900 Day Cab Truck - Detroit 505HP, 18 Speed Manual

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### Why Buy this 2012 WESTERN STAR 4900 Truck? This blue 2012 Western Star 4900 is a powerhouse built for heavy-duty performance. It is equipped with a Detroit DD15 diesel engine delivering...

Condition	Used
Usage	10,424 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
MLS Number	14642436
Category	Day Cab Semi Trucks
Last Updated	10/3/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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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	14610976
Category	Sleeper Semi Trucks
Last Updated	9/29/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

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2022 Western Star 4900EX Day Cab Truck - Detroit 600HP, 18 Speed Manual

$107,500 USD

2022 Western Star 4900EX, 600hp Detroit DD16, 18spd Manual Transmission, Full lockers, Air ride suspension, Nationwide Delivery Available

Condition	Used
Usage	249,342 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	40,000 lb 3.90 ratio
Stock Number	8457
MLS Number	14610972
Category	Day Cab Semi Trucks
Last Updated	9/29/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(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	9/10/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2022 Western Star 49X Sleeper Semi Truck - Cummins 565HP, 18 Speed Manual

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Installed option, ALUMINIUM HEADACHE RACK, WEBASTO,

Condition	Used
Usage	9,399 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	C-37802
MLS Number	14588367
Category	Sleeper Semi Trucks
Last Updated	9/9/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2019 Western Star 4700 Day Cab Truck - Detroit 505HP, 18 Speed Manual

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459520 Miles, 10679 Hours, Engine: DETROIT DD13, 505 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Wheels: All Aluminum, Wheel Base: 196, Tandem Rear Axles, Front Axle...

Condition	Used
Usage	10,679 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	18 Speed Manual
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37798
MLS Number	14580501
Category	Day Cab Semi Trucks
Last Updated	9/4/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2024 Western Star 49X Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 560HP, 18 Speed Manual

$164,500 USD

EW4 and Wiring Coverage until 12/28,

Condition	Used
Usage	155,658 Miles
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	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	83819
MLS Number	14287292
Category	Sleeper Semi Trucks
Last Updated	8/29/2026
Location	Fairfield, ME, US
Sold By	Freightliner of Maine

2017 Western Star 4900 Logging Truck

$114,500 USD

Heavy Haul Sleeper with a brand new Platinum Overhaul!,

Condition	Used
Usage	1,001,188 Miles
Duty Class	Heavy Duty Logging Truck
Horse Power	600 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	83788
MLS Number	14144484
Category	Logging Trucks
Last Updated	8/29/2026
Location	Fairfield, ME, US
Sold By	Freightliner of Maine

2010 Western Star 4900FA Day Cab Truck - Detroit 560HP, 18 Speed Manual

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### Why Buy this 2010 WESTERN STAR 4900FA Truck? This yellow 2010 Western Star 4900FA is a powerhouse built for heavy-duty performance. It is equipped with a Detroit DD15 14.8L diesel engine...

Condition	Used
Usage	591,631 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Newair
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	C-37621
MLS Number	14548273
Category	Day Cab Semi Trucks
Last Updated	8/28/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2015 Western Star 4900FA Sleeper Semi Truck - Flat Top Sleeper, Detroit, 18 Speed Endurant Manual

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Experience the durability of this 2015 Western Star 4900FA. This black conventional truck is powered by a 15.6L Detroit DD16 diesel engine, paired with an 18-speed Endurant manual...

Condition	Used
Usage	678,374 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Endurant Manual
Sleeper Type	Flat Top Sleeper
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	83854
MLS Number	14545598
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

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2014 Western Star 4900 50-Ton Crane Truck - 2015 Manitex 50155SHL Crane, 18 Spd

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2014 Manitex 50155 SHL – 50 Ton Boom Truck – 200’ Reach – Fully, Loaded, Clean, work-ready Manitex 50155 SHL with long reach and tons of extras Ideal for sign work, cell towers, and utility...

Condition	Used
Usage	5,500 Hours
Duty Class	Heavy Duty Crane Truck
Upfit Type	Crane
Upfit Make	Manitex
Upfit Model	50155SHL
Transmission	18 Speed
Rear Axle	Tandem Axle
Outriggers	Yes
Lift Capacity	50.00 Ton
Stock Number	ID081126JES
MLS Number	14537184
Category	Crane Trucks
Last Updated	8/13/2026
Location	Boise, ID, US
Sold By	Carmody and Associates Inc

(844) 748-___ SHOW
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2022 Western Star 49X Quad Axle Dump Truck - Detroit 600HP, 18 Speed Manual

$125,000 USD

2022 Western Star 49X w/18' AR Lane Dump, 600HP Detroit w/18 Speed Manual. Project truck needs completed. PTO is installed. Needs bed lift cylinder, steerable lift axle, tires and wheels and...

Condition	Used
Usage	91,544 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	Spring
Rear Axle	Quad Axle
Rear End	68,040 lb
Stock Number	NM0244
MLS Number	14507267
Category	Dump Trucks
Last Updated	7/25/2026
Location	Beverly, WV, US
Sold By	TFS Recovery, Inc.

2023 Western Star 49X Sleeper Semi Truck - Detroit 560HP, 18 Speed Manual

$139,500 USD

This white 48" sleeper is powered by a Detroit DD16 rated at 560 horsepower and 2,050 lb-ft of torque, delivering exceptional strength for heavy haul and long-distance applications. It is...

Condition	Used
Usage	340,458 Miles
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	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	83794
MLS Number	14153299
Category	Sleeper Semi Trucks
Last Updated	7/22/2026
Location	Westbrook, ME, US
Sold By	Freightliner of Maine

2011 Western Star 4900FA Sleeper Semi Truck - Mid Roof Sleeper, Detroit 560HP, 18 Speed Manual

$55,000 USD

This 36" sleeper is powered by a DD15 engine rated at 560 horsepower and paired with an 18-speed manual transmission. It is equipped with a 13,220 lb front axle and 46,000 lb rear axle with...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	560 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	83836
MLS Number	14345526
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

2023 Western Star 4900EX Sleeper Semi Truck - Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

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328767 Miles, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Flat Top Sleeper, Wheels: All Aluminum, Wheel Base:...

Condition	Used
Usage	328,767 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
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	C-37593
MLS Number	14447173
Category	Sleeper Semi Trucks
Last Updated	7/14/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2016 Western Star 4700 Tandem Axle Plow / Spreader Truck - Detroit, 450HP, 18 Speed Manual

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276980 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Hendrickson Suspension, Wheels: All Steel, Wheel Base: 204, Tandem Rear Axles, Front Axle Weight:...

Condition	Used
Usage	276,980 Miles
Duty Class	Heavy Duty Plow / Spreader Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Transmission	18 Speed Manual
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.89 ratio
Stock Number	C-37569
MLS Number	14425548
Category	Plow / Spreader Trucks
Last Updated	7/11/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2014 Western Star 4900 Sleeper Semi Truck - Detroit 560HP, 18 Speed Manual

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Installed optionBEACONS LIGHT,

Condition	Used
Usage	851,820 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	560 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-800708
MLS Number	14416460
Category	Sleeper Semi Trucks
Last Updated	6/10/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 476-___ SHOW
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2013 Western Star 4800 8x4 Crane Truck

$125,000 USD

2013 Westernstar Twin Steer PM 85 SP Knuckle Boom Truck, Detroit DD13@410/450, Engine Brake, 47,591 Miles (ECM 52,816) RTLOF-16918B 18 Speed Manual Overdrive Transmission, 40,000 L.B. Twin...

Condition	Used
Usage	47,591 Miles
Horse Power	0 HP
Engine Model	Detroit D13 12.8L
Transmission	18 Speed
Suspension	Chalmers
Rear End	46,000 lb
Stock Number	DPBY0842
MLS Number	14385544
Category	Crane Trucks
Last Updated	6/3/2026
Location	Syracuse, NY, US
Sold By	Custom Truck One Source

2020 Western Star 4900 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

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BEACONS LIGHT, WEBASTO, ELECTRONIC SCALE KILOAD K4, Transmission modelRTLO-20918B,

Condition	Used
Usage	12,345 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37366
MLS Number	14164659
Category	Sleeper Semi Trucks
Last Updated	4/24/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2020 Western Star 4900 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 600HP, 18 Speed Manual

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WEBASTO, BEACONS LIGHT, Transmission modelRTLO-20918B,

Condition	Used
Usage	15,355 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Hendrickson RT
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37045
MLS Number	14040832
Category	Sleeper Semi Trucks
Last Updated	4/24/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2021 Western Star 4900FA Sleeper Semi Truck - Cummins 565HP, 18 Speed Manual

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Installed optionBEACONS LIGHT,

Condition	Used
Usage	595,332 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-37560
MLS Number	14310726
Category	Sleeper Semi Trucks
Last Updated	4/22/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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

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

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