Used Western Star 18 Speed Trucks For Sale in United States

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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	2/11/2026
Location	Midland, TX, US
Sold By	Verified Truck & Equipment

(833) 932-___ SHOW
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2023 Western Star 49X Sleeper Semi Truck - Detroit 560HP, 18 Speed Manual

Newly Listed

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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
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	83794
MLS Number	14153299
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

(833) 932-___ SHOW
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2022 Western Star 49X Day Cab Truck - Detroit 560HP, 18 Speed Manual

2023 Western Star 49X Day Cab Truck - Detroit 560HP, 18 Speed Manual

Newly Listed

Contact for price

This white day cab is powered by a Detroit DD16 engine rated at 560 horsepower and equipped with a Jake Brake for superior engine braking performance. It features an 18-speed manual...

Condition	Used
Usage	234,986 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	560 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	83802
MLS Number	14147905
Category	Day Cab Semi Trucks
Last Updated	2/17/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

(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

Newly Listed

$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	2/17/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(724) 648-___ SHOW
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2020 Western Star 4900FA Tri Axle Dump Truck - Cummins 525HP, 18 Speed Ultrashift Plus Amt, 19' Dump

Newly Listed

$132,900 USD

Nice low mileage truck, Low side alum body dump, Automated transmission,

Condition	Used
Usage	6,849 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	19 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Ultrashift Plus Automated
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	285850
MLS Number	14147376
Category	Dump Trucks
Last Updated	2/17/2026
Location	Butler, PA, US
Sold By	Hunter Truck

(833) 725-___ SHOW
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2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual

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) 445-___ SHOW
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2020 WESTERN STAR 4900 T/A Conventonal Day Cab Tractor, Detroit DD16, 6-Cyl, 600 HP, 18 Spd, 46,000 lbs Rears!

$87,900 USD

Blow-out Sale till 02/287/2026*** This is a very nice 2020 Western Star 4900 SF with Detroit DD16, 6 Cyl Turbo, 600 HP with Engine Brake, Eaton Fuller RTL0 1891B (O.D.), Full-Air Brakes,...

Condition	Used
Usage	211,117 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	600 HP
Engine Model	Detroit Diesel DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	LP2764
MLS Number	13951377
Category	Day Cab Semi Trucks
Last Updated	2/20/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(855) 605-___ SHOW
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2012 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$62,500 USD

2011 Western Star 4900SA, Only 50,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	6,381 Hours
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	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0242
MLS Number	14140818
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 605-___ SHOW
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2011 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$59,500 USD

2011 Western Star 4900SA, Only 52,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	50,958 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	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS7824
MLS Number	14140776
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(833) 300-___ SHOW
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2022 Western Star 4900FA Sleeper Semi Truck - Detroit 600HP, 18 Speed Allison Hs Manual

Contact for price

348940 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Allison HS Manual Transmission, Drive: 6x4, Air Ride Suspension, Wheels: All Aluminum, Wheel Base: 228, Tandem Rear...

Condition	Used
Usage	348,940 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Allison HS Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37391
MLS Number	14140393
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Champlain, NY, US
Sold By	Gamache Truck Center

(844) 955-___ SHOW
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2015 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

Price Drop $64,750 USD

345k Original Miles ~ Cummins ISX ~ 500 HP ~ 1850 Torque 18 Speed ~ 16k Front / 46k Rears ~ Full Lockers ~ Double Frame ~ Wet Kit ~ All Aluminum Wheels ~ Financing Available with Your Good...

Condition	Used
Usage	345,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins ISX
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	GK6575
MLS Number	13785085
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 435-___ SHOW
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2013 Western Star 4900FA Truck

Price Drop $69,900 USD

465875 Miles, Engine: DETROIT, 475 HP, Fuel Type: Diesel, AirLiner Suspension, Wheel Base: 236, Tri Rear Axles, Front Axle Weight: 20000 lb, Rear Axle Weight: 40000 lb

Condition	Used
Usage	465,875 Miles
Duty Class	Heavy Duty Truck
Horse Power	475 HP
Transmission	18 Speed
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	40,000 lb 3.91 ratio
Stock Number	335046
MLS Number	13129771
Category	Other Trucks
Last Updated	2/7/2026
Location	Manchester, NH, US
Sold By	Allegiance Trucks

2019 Western Star 4900SA Day Cab Tri Drive 560 HP

$79,500 USD

2019 Western Star 4900SA Tri Drive Day Cab 560 HP, Stock #:5301, Exterior Colour:Black Cherry, Engine:Detroit DD16, Horsepower:560, Transmission:18 Spd, Front Axle:20,000, Rear...

Condition	Used
Usage	244,000 Miles
Horse Power	560 HP
Engine Model	Detroit DD16
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	69,000 lb 4.30 ratio
Stock Number	5301
MLS Number	14123005
Category	Day Cab Semi Trucks
Last Updated	2/10/2026
Location	Blaine, WA, US
Sold By	International Machinery

2019 Western Star 4900SA Tandem Day Cab 560 HP

$79,500 USD

2019 Western Star 4900SA Tandem Day Cab 560 HP, Stock #:53011, Exterior Colour:Black Cherry, Engine:Detroit DD16, Horsepower:560, Transmission:18 Spd, Front Axle:20,000, Rear...

Condition	Used
Usage	244,000 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	53011
MLS Number	14123004
Category	Day Cab Semi Trucks
Last Updated	2/10/2026
Location	Blaine, WA, US
Sold By	International Machinery

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	2/19/2026
Location	Blaine, WA, US
Sold By	International Machinery

2019 Western Star 4900SA Day Cab Tri Drive 560 HP

$79,500 USD

2019 Western Star 4900SA Day Cab Tri Drive 560 HP, Stock #:5300, 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	Tri Axle
Rear End	69,000 lb 4.30 ratio
Stock Number	5300
MLS Number	14123002
Category	Day Cab Semi Trucks
Last Updated	2/19/2026
Location	Blaine, WA, US
Sold By	International Machinery

(833) 932-___ SHOW
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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
Stock Number	83649
MLS Number	13621796
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

(844) 435-___ SHOW
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2019 Western Star 4900EX Tri Axle Sleeper Semi Truck - Detroit

$114,900 USD

Manual 18 speed transmission with 560HP DD16 engine and 46,000 rears

Condition	Used
Usage	378,688 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	54"
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	347449
MLS Number	13556811
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Saco, ME, US
Sold By	Allegiance Trucks

(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	1/22/2026
Location	HOT SPRINGS, AR, US
Sold By	3W Equipment

(833) 637-___ SHOW
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2012 Western Star 4900 Tri Axle Roll Off Truck - Detroit, 500HP, 18 Speed Manual

$95,000 USD

2012 Western Star 4900 roll off truck, only 58K miles, 50,000lb hyd. hook, DD15 Detroit, 500 hp, Eaton 18 speed manual, 16K front, 46K drivers, 12K steerable pusher, polished aluminum rims,...

Condition	Used
Usage	5,813 Hours
Duty Class	Heavy Duty Roll Off Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
MLS Number	14080384
Category	Roll Off Trucks
Last Updated	1/21/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(833) 904-___ SHOW
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2016 Western Star 4900 Tri Axle Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 561HP, 18 Speed Manual

$77,500 USD

2016 Western Star 4900, Reman Detroit DD16 in May 2024, 18 speed with 2 speed rears, Full double frame, Full locking rears, 20k front with dual boxes, 20k pusher, 46k rears, Nationwide...

Condition	Used
Usage	537,788 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	561 HP
Engine Model	Detroit DD16
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	42"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	66,000 lb 4.10 ratio
Stock Number	8326
MLS Number	14094788
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(855) 605-___ SHOW
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2011 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$59,500 USD

2011 Western Star 4900SA, Only 52,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	10,656 Hours
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	Tri Axle
Rear End	59,200 lb
Stock Number	BTS8704
MLS Number	14088452
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales