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Western Star Flat Top Sleeper Semi Trucks with 500-549 HP For Sale

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Western Star
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Showing 1 - 7 of 7 Sleeper Semi Truck Listings

1 - 7 of 7 listings
1 - 7 of 7 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
(833) 801-___  SHOW
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Don Baskin Truck Sales
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

$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
(833) 637-___  SHOW
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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

$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
(855) 605-___  SHOW
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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

$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
(855) 605-___  SHOW
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Bouma Truck Sales
Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

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...
ConditionUsed
Usage345,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins ISX
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock NumberGK6575
MLS Number13785085
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Olive Branch, MS, US
Sold By
Truck Market
(844) 955-___  SHOW
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Truck Market
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
(855) 605-___  SHOW
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Bouma Truck Sales
Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$210,000 USD
NEW WESTERN STAR 49X 60 IN MID ROOF SLEEPER. 505HP DD15. NICE TRUCK THAT IS READY TO WORK
ConditionNew
Usage563 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeFlat Top Sleeper
Sleeper Size60"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number109849
MLS Number13576917
CategorySleeper Semi Trucks
Last Updated8/1/2025
Location
Bowling Green, KY, US
Sold By
Boyd Truck Centers
(866) 751-___  SHOW
NUMBERCall Seller
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Boyd Truck Centers
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