Western Star 18 Speed Tri Axle Trucks For Sale

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Showing 1 - 20 of 20 Listings

1 - 20 of 20 listings
1 - 20 of 20 listings
Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 505HP, 18 Speed Ultrashift Plus Amt

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!!,
ConditionUsed
Usage347,874 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15TC
Drivetrain8x4
Transmission18 Speed Ultrashift Plus Automated
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionAir Ride
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number15DET347TRIWS
MLS Number14147507
CategorySleeper Semi Trucks
Last Updated2/17/2026
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
Western Star 4900FA Tri Axle Dump Truck - Cummins 525HP, 18 Speed Ultrashift Plus Amt, 19' Dump

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,
ConditionUsed
Usage6,849 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length19 ft.
Horse Power525 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission18 Speed Ultrashift Plus Automated
SuspensionAir Ride
Rear AxleTri Axle
Rear End46,000 lb 4.10 ratio
Stock Number285850
MLS Number14147376
CategoryDump Trucks
Last Updated2/17/2026
Location
Butler, PA, US
Sold By
Hunter Truck
Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual

Recently Updated
$49,900 USD
2012 Western Star 4900SA, 246,500 miles, DD15-505 hp, Eaton RTLO18918B 18 speed, 4.30 ratio, 244 wb, 14,320 front, 46,000 rears, 12,000 pusher, 180 Gal Fuel cap, Nice heavy truck in great...
ConditionUsed
Usage246,245 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size28"
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
MLS Number13542225
CategorySleeper Semi Trucks
Last Updated2/14/2026
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Newly Listed
$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...
ConditionUsed
Usage6,381 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAirLiner
Rear AxleTri Axle
Rear End59,200 lb 4.30 ratio
Stock NumberBTS0242
MLS Number14140818
CategorySleeper Semi Trucks
Last Updated2/12/2026
Location
Great Falls, MT, US
Sold By
Bouma Truck Sales
Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

2011 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

Newly Listed
$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...
ConditionUsed
Usage50,958 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAirLiner
Rear AxleTri Axle
Rear End59,200 lb 4.30 ratio
Stock NumberBTS7824
MLS Number14140776
CategorySleeper Semi Trucks
Last Updated2/12/2026
Location
Great Falls, MT, US
Sold By
Bouma Truck Sales
Western Star 4900FA Truck

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
ConditionUsed
Usage465,875 Miles
Duty ClassHeavy Duty Truck
Horse Power475 HP
Transmission18 Speed
SuspensionAirLiner
Rear AxleTri Axle
Rear End40,000 lb 3.91 ratio
Stock Number335046
MLS Number13129771
CategoryOther Trucks
Last Updated2/7/2026
Location
Manchester, NH, US
Sold By
Allegiance Trucks
2019 Western Star 4900SA Day Cab Tri Drive 560 HP

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...
ConditionUsed
Usage244,000 Miles
Horse Power560 HP
Engine ModelDetroit DD16
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End69,000 lb 4.30 ratio
Stock Number5301
MLS Number14123005
CategoryDay Cab Semi Trucks
Last Updated2/10/2026
Location
Blaine, WA, US
Sold By
International Machinery
2019 Western Star 4900SA Day Cab Tri Drive 560 HP

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...
ConditionUsed
Usage288,000 Miles
Horse Power560 HP
Engine ModelDetroit DD16
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End69,000 lb 4.30 ratio
Stock Number5300
MLS Number14123002
CategoryDay Cab Semi Trucks
Last Updated2/10/2026
Location
Blaine, WA, US
Sold By
International Machinery
Western Star 4900EX Tri Axle Sleeper Semi Truck - Detroit

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
ConditionUsed
Usage378,688 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDetroit DD16
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size54"
Rear AxleTri Axle
Rear End46,000 lb 4.10 ratio
Stock Number347449
MLS Number13556811
CategorySleeper Semi Trucks
Last Updated1/31/2026
Location
Saco, ME, US
Sold By
Allegiance Trucks
Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

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...
ConditionUsed
Usage2,173 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size28"
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock NumberGK6603
MLS Number14064705
CategorySleeper Semi Trucks
Last Updated1/22/2026
Location
HOT SPRINGS, AR, US
Sold By
3W Equipment
Western Star 4900 Tri Axle Roll Off Truck - Detroit, 500HP, 18 Speed Manual

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,...
ConditionUsed
Usage5,813 Hours
Duty ClassHeavy Duty Roll Off Truck
Horse Power500 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
MLS Number14080384
CategoryRoll Off Trucks
Last Updated1/21/2026
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Western Star 4900 Tri Axle Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 561HP, 18 Speed Manual

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...
ConditionUsed
Usage537,788 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power561 HP
Engine ModelDetroit DD16
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size42"
SuspensionNeway
Rear AxleTri Axle
Rear End66,000 lb 4.10 ratio
Stock Number8326
MLS Number14094788
CategorySleeper Semi Trucks
Last Updated1/16/2026
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

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...
ConditionUsed
Usage10,656 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTri Axle
Rear End59,200 lb
Stock NumberBTS8704
MLS Number14088452
CategorySleeper Semi Trucks
Last Updated1/21/2026
Location
Great Falls, MT, US
Sold By
Bouma Truck Sales
Western Star 4900EX Tri Axle Dump Truck - Detroit 560HP, 18 Speed Manual

2013 Western Star 4900EX Tri Axle Dump Truck - Detroit 560HP, 18 Speed Manual

$84,500 USD
2013 Western Star 4900EX Super Dump. DD15 560Hp, Engine Brake. CARB Compliant Diesel. 18 Speed Trans. 335,276 Miles. 260" W/B. 14K Front Axle, 53.2K Rear Axles. 4.10 ratio. Diff Lock....
ConditionUsed
Usage335,276 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power560 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
SuspensionTufTrac
Rear AxleTri Axle
Rear End53,200 lb
MLS Number14025429
CategoryDump Trucks
Last Updated12/10/2025
Location
Redding, CA, US
Sold By
Mittry Construction
Western Star 4900 Tri Axle Day Cab Truck - Detroit 560HP, 18 Speed Manual

2012 Western Star 4900 Tri Axle Day Cab Truck - Detroit 560HP, 18 Speed Manual

$89,900 USD
2012 Western Star 4900 ---Air Slide 5th Wheel, Dual Line Wetline, Triaxle Day Cab, DD15 Detroit 560 HP, 18 Speed, 4.30 Ratio, Hendrickson Walking Beam, Double Frame, 14,700 FA, 46,000 Ra, 20...
ConditionUsed
Usage13,381 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power560 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
SuspensionWalking Beam
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock NumberBN6677
MLS Number12360439
CategoryDay Cab Semi Trucks
Last Updated12/4/2025
Location
Chatham, VA, US
Sold By
Atkinson Truck Sales
Western Star 4900 Tri Axle Day Cab Truck - Detroit 560HP, 18 Speed Manual

2012 Western Star 4900 Tri Axle Day Cab Truck - Detroit 560HP, 18 Speed Manual

$89,900 USD
Triaxle Day Cab, DD15 Detroit 560 HP, 18 Speed, 4.30 Ratio, Hendrickson Walking Beam, Double Frame, 14,700 FA, 46,000 Ra, 20,000 Pusher, 242" WB, 22'6" Bridge, Dual Exhaust, Dual Stainless...
ConditionUsed
Usage13,381 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power560 HP
Engine ModelDetroit DD15
Transmission18 Speed Manual
SuspensionWalking Beam
Rear AxleTri Axle
Rear End4.30 ratio
Stock NumberCPBN6677
MLS Number12360141
CategoryDay Cab Semi Trucks
Last Updated12/4/2025
Location
Chatham, VA, US
Sold By
J&J Truck Sales
2000 Western Star 4986SX Day Cab Texas Bed Hydraulic Winch Single Turbo

2000 Western Star 4986SX Day Cab Texas Bed Hydraulic Winch Single Turbo

$57,500 USD
2000 Western Star 4986SX Day Cab Texas Bed Hydraulic Winch Single Turbo, Stock #:5277, Exterior Colour:White, Engine:CAT 3406E, Horsepower:550, Transmission:18 Spd w 2 Spd Aux ,...
ConditionUsed
Usage1,280,000 Miles
Horse Power565 HP
Engine ModelCaterpillar 3406E
Transmission18 Speed Manual
SuspensionNeway
Rear AxleTri Axle
Rear End69,000 lb
Stock Number5277
MLS Number13939911
CategoryDay Cab Semi Trucks
Last Updated2/12/2026
Location
Blaine, WA, US
Sold By
International Machinery
Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Freedom Line Manual

2025 Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Freedom Line Manual

$216,000 USD
NEW!!!! HEAVY HAUL!!! CUMMINS POWER 565HP 5 YEAR/500K MILE ENGINE WARRANTY, 18 SPEED MANUAL. READY TO GET HAULING!!!!! Call for more information
ConditionUsed
Usage532 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission18 Speed Freedom Line Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb 3.91 ratio
Stock Number108765
MLS Number13387296
CategoryDay Cab Semi Trucks
Last Updated8/6/2025
Location
Louisville, KY, US
Sold By
Boyd Truck Centers
Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Manual

2025 Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Manual

$213,400 USD
49X Heavy Haul Tractor! Cummins X15 565HP/2050lb/ft, 18 Speed, 20K Rigid Pusher, Double Frame, ready to set up for your needs! FET Included!,
ConditionNew
Usage355 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End66,000 lb 4.10 ratio
Stock Number108971
MLS Number13316323
CategoryDay Cab Semi Trucks
Last Updated8/1/2025
Location
Pikeville, KY, US
Sold By
Boyd Truck Centers
Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Manual

2025 Western Star 49X Tri Axle Day Cab Truck - Cummins 565HP, 18 Speed Manual

$213,400 USD
49X Heavy Haul Tractor! Cummins X15 565HP/2050lb/ft, 18 Speed, 20K Rigid Pusher, Double Frame, ready to set up for your needs! FET Included!,
ConditionNew
Usage342 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission18 Speed Manual
SuspensionAirLiner
Rear AxleTri Axle
Rear End66,000 lb 4.10 ratio
Stock Number107745
MLS Number13316316
CategoryDay Cab Semi Trucks
Last Updated8/1/2025
Location
Pikeville, KY, US
Sold By
Boyd Truck Centers
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