Western Star Flat Top Sleeper Semi Trucks For Sale

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Showing 1 - 19 of 19 Sleeper Semi Truck Listings

1 - 19 of 19 listings
1 - 19 of 19 listings
Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 570HP, 18 Speed Manual
16 0

2019 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 570HP, 18 Speed Manual

Price Drop
$59,500 USD
2019 Western Star 4900, Detroit DD15 ( pre-emission ) tuned to 570 hp, 2075 torque. New Top End, New Injectors and Turbo less than a year ago.18 Speed Manual Transmission, Dp41 Rears with...
ConditionUsed
Usage602,565 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power570 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End41,000 lb 3.90 ratio
Stock NumberCON3406
MLS Number13786717
CategorySleeper Semi Trucks
Last Updated10/31/2025
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
38 1

2015 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$69,500 USD
2015 Western Star Sleeper, 500hp Detroit DD16, 18spd Manual, 30,966 Mi, Air ride Suspension, Nationwide Delivery Available
ConditionUsed
Usage30,966 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelDetroit DD16
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTri Axle
Rear End57,020 lb
Stock Number6602
MLS Number13906011
CategorySleeper Semi Trucks
Last Updated10/30/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 560HP, 18 Speed Manual
35 1

2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 560HP, 18 Speed Manual

$59,900 USD
2012 Western Star 4900, only 24,700 miles, 7816 hrs, DD15 Detroit 560 hp, 18 speed, airliner susp, 20K pusher, 4.10 ratio, 245 wb, headache rack, set up for lowboy,,
ConditionUsed
Usage7,816 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power560 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb 4.10 ratio
MLS Number13791530
CategorySleeper Semi Trucks
Last Updated10/18/2025
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Western Star 4900 Sleeper Semi Truck - 40" Flat Top Sleeper, Detroit 500HP, 10 Speed Manual
9 0

2015 Western Star 4900 Sleeper Semi Truck - 40" Flat Top Sleeper, Detroit 500HP, 10 Speed Manual

$58,000 USD
End-of-Year Truck Sale – Make Offer! ($42K SAVINGS) Used Western Star 4900 FA Flat Top Sleeper for Sale. Features: Air Ride Cab, Full Locking Rears, Stainless Quarter Fenders, Stainless...
ConditionUsed
Usage16,834 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size40"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.90 ratio
Stock Number21P279
MLS Number11698571
CategorySleeper Semi Trucks
Last Updated10/23/2025
Location
Coopersburg, PA, US
Sold By
Coopersburg & Liberty Kenworth
Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 500HP, 18 Speed Manual
26 0

2011 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$49,900 USD
3W EQUIPMENT LOW RATE FINANCING FOR BUSINESS AND INDIVIDUALS! 2011 WESTERN STAR 4900, 89,911 MILES, 12,570 HOURS, DD-15, 500HP, EATON FULLER 18 SPEED, 16,000 LB FRONT AXLE, 46,000 LB REAR...
ConditionUsed
Usage12,570 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelDetroit DD15
Drivetrain8x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionAirLiner
Rear AxleTri Axle
Rear End46,000 lb
Stock NumberAY8699
MLS Number13899909
CategorySleeper Semi Trucks
Last Updated10/17/2025
Location
HOT SPRINGS, AR, US
Sold By
3W Equipment
Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual
11 0

2016 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

$69,750 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 Updated10/15/2025
Location
Olive Branch, MS, US
Sold By
Truck Market
Western Star 4900EX Tri Axle Sleeper Semi Truck - Detroit
10 0

2019 Western Star 4900EX Tri Axle Sleeper Semi Truck - Detroit

$134,900 USD
378688 Miles, Engine: DETROIT DD16, Fuel Type: Diesel, Drive: 8x4, Sleeper Type: Flat Top Sleeper, Tri Rear Axles, Front Axle Weight: 16000 lb, Rear Axle Weight: 46000 lb
ConditionUsed
Usage378,688 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDetroit DD16
Drivetrain8x4
Sleeper TypeFlat Top Sleeper
Rear AxleTri Axle
Rear End46,000 lb
Stock Number347449
MLS Number13556811
CategorySleeper Semi Trucks
Last Updated10/11/2025
Location
Manchester, NH, US
Sold By
Allegiance Trucks
Western Star 4900 Tri Axle Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 561HP, 18 Speed Manual
46 1

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 Number13777303
CategorySleeper Semi Trucks
Last Updated8/23/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Western Star 4900 Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 450HP, 10 Speed Manual
40 1

2013 Western Star 4900 Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 450HP, 10 Speed Manual

$34,500 USD
2013 Western Star 4900SB Sleeper, 450hp Detroit DD13, 10spd Manual, Air ride suspension, 319k Mi, Nationwide Delivery Available
ConditionUsed
Usage318,897 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size42"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.73 ratio
Stock Number4847
MLS Number13762848
CategorySleeper Semi Trucks
Last Updated8/15/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Western Star 4900FA Sleeper Semi Truck - 48" Flat Top Sleeper, Detroit 565HP, 18 Speed Manual
38 1

2019 Western Star 4900FA Sleeper Semi Truck - 48" Flat Top Sleeper, Detroit 565HP, 18 Speed Manual

Contact for price
491588 Miles, 14266 Hours, Engine: DETROIT DD16, 565 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 48,...
ConditionUsed
Usage14,266 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power565 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size48"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 3.91 ratio
Stock NumberC-35540
MLS Number13119259
CategorySleeper Semi Trucks
Last Updated7/31/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit 600HP, 18 Speed Manual
12 0

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

Contact for price
8 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Flat Top Sleeper, Wheel Base: 250, Tandem Rear Axles,...
ConditionNew
Usage8 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End46,000 lb
Stock NumberWS4875
MLS Number13051473
CategorySleeper Semi Trucks
Last Updated7/31/2025
Location
Houlton, ME, US
Sold By
Freightliner of Maine
Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt
9 0

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
Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt
10 0

2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt

$222,650 USD
NEW ARRIVAL!!!! 2026 WESTERN STAR 49XSF!!! BIG HORSEPOWER!!!! 600HP DD16, 1850 TORQUE. HEAVY SPEC TRUCK!!! 46K REAR 16K FRONT. BEAUTIFUL TRUCK! COMFORTABLE TO DRIVE.! FEDERAL EXCISE...
ConditionNew
Usage498 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeFlat Top Sleeper
Sleeper Size60"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 3.21 ratio
Stock Number109848
MLS Number13576732
CategorySleeper Semi Trucks
Last Updated8/6/2025
Location
Bowling Green, KY, US
Sold By
Boyd Truck Centers
Western Star 4900FA Sleeper Semi Truck - 44" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual
40 1

2021 Western Star 4900FA Sleeper Semi Truck - 44" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price
- ELECTRONIC SCALE: KILOAD K4, - BEACONS LIGHT, - WEBASTO, - INVERTER TUNDRA M2000,
ConditionUsed
Usage10,431 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size44"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 4.10 ratio
Stock NumberC-36639
MLS Number13685150
CategorySleeper Semi Trucks
Last Updated7/4/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual
47 2

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 Updated6/25/2025
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit 600HP, 18 Speed Manual
13 0

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

Contact for price
1266 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,...
ConditionNew
Usage1,266 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock NumberWS4898
MLS Number13218645
CategorySleeper Semi Trucks
Last Updated3/19/2025
Location
Houlton, ME, US
Sold By
Freightliner of Maine
Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual
10 0

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

Contact for price
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,...
ConditionNew
Usage1,356 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb
Stock NumberWS4899
MLS Number13171682
CategorySleeper Semi Trucks
Last Updated2/22/2025
Location
Fort Kent, ME, US
Sold By
Freightliner of Maine
Western Star 49X Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual
12 0

2025 Western Star 49X Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

Contact for price
914 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,...
ConditionNew
Usage914 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock NumberWS4863
MLS Number13056867
CategorySleeper Semi Trucks
Last Updated2/11/2025
Location
Fort Kent, ME, US
Sold By
Freightliner of Maine
Western Star 49X Sleeper Semi Truck - Detroit 600HP, 18 Speed Manual
15 0

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

Contact for price
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,...
ConditionNew
Usage1,384 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission18 Speed Manual
Sleeper TypeFlat Top Sleeper
Sleeper Size36"
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock NumberWS4852
MLS Number13038859
CategorySleeper Semi Trucks
Last Updated2/11/2025
Location
Fort Kent, ME, US
Sold By
Freightliner of Maine
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