Used 6x4 Sleeper Semi Trucks with Detroit Engines For Sale

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 18 Speed Manual

Price Drop $59,900 USD

427136 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Tires: new...

Condition	Used
Usage	427,136 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	3900
MLS Number	14078400
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(833) 538-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 62" Mid Roof Sleeper, Detroit 505HP, 18 Speed Manual

Price Drop $63,900 USD

18 speed manual, DD15 505 HP,

Condition	Used
Usage	406,073 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	62"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	3902
MLS Number	14059476
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(844) 422-___ SHOW
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2014 Freightliner Cascadia 125 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, Automatic

$17,500 USD

We have multiple trucks for sale! Call or message us to learn more! 2014 Freightliner Cascadia 125, DD15 Detroit 15L - 450 hp, Runs and drives good, Automatic trans, Sleeps 2, Good tires and...

Condition	Used
Usage	1,012,883 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Allison HS Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	FU0351
MLS Number	14023663
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Byron Center, MI, US
Sold By	Trailer Equipment Inc. & Trailer X-Press Inc.

(855) 717-___ SHOW
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Trailer Equipment Inc. & Trailer X-Press Inc.

2021 Freightliner Cascadia 116 Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$52,900 USD

****!!!8 NEW TIRES!!!**** *** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** COLLISION MITIGATION, AIR RIDE SEATS!!!! SLIDING 5TH WHEEL!!!!! Se Habla Español! NO CREDIT? BAD...

Condition	Used
Usage	492,440 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	N15163-8 NEW TIRES
MLS Number	13804393
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(866) 530-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$65,995 USD

FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME BUYERS WELCOME, EXTENDED WARRANTIES AVAILABLE, TRADE INS WELCOME, NATIONWIDE DELIVERY AVAILABLE...

Condition	Used
Usage	424,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	7381
MLS Number	14156084
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(844) 985-___ SHOW
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2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Manual

$46,900 USD

BIG HP and LOW MILES! This 2018 Freightliner Cascadia has a 14.8L 505hp DD15 Engine that is paired with a 13 Speed Manual Transmission and has only 283k Miles! Hood Mirrors; Air Slide 5th...

Condition	Used
Usage	283,577 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680337
MLS Number	14155853
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

(833) 801-___ SHOW
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2006 Western Star 4900EX Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 515HP, 13 Speed Manual

$20,000 USD

NICE TRUCK, RUNS EXCELLENT, DUAL STRAIGHT EXHAUST, DUAL BREATHERS, SLINDING 5TH WHEEL, DUMP VALVE, DIFFERENTIAL LOCK, FULL GAUGE PACKAGE, DOUBLE BUNK, DIAMOND TUCKED INTERIOR!,

Condition	Used
Usage	990,230 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	515 HP
Engine Model	Detroit SERIES 60 14.0 DDEC V
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	06DET990WS
MLS Number	14155754
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 591-___ SHOW
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2016 Freightliner Cascadia 125 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 10 Speed Manual

$15,900 USD

2016 Freightliner Cascadia 125 Evolution - Recent Trade-In! Fleet Maintained Cascadia, Detroit DD15 Engine, 10 Speed Eaton Fuller Transmission, Double Bunk Condo Sleeper. This truck was...

Condition	Used
Usage	922,280 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	GS8311
MLS Number	14155745
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

$79,900 USD

Condition	Used
Usage	441,691 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31061
MLS Number	13791068
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Houston, TX, US
Sold By	Schneider

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

$86,900 USD

Condition	Used
Usage	341,005 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31503
MLS Number	14049040
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	PHOENIX, AZ, US
Sold By	Schneider

Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery HVAC w/ Optimized Idle, Bulk Equipment -Manager's Special!

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery HVAC w/ Optimized Idle, Bulk Equipment -Manager's Special!

$52,900 USD

Unit is equipped with: , Heat In Transit (HIT) connections , Hydraulic Cooling System - Gardner Denver MH3 Hydrapack , Transfer Pump - Blackmer TX206 , Vane...

Condition	Used
Usage	389,882 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 GHG 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	13666
MLS Number	13679597
Category	Sleeper Semi Trucks
Last Updated	3/2/2026
Location	Carlisle, PA, US
Sold By	Schneider

2020 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic - Manager's Special!

$49,900 USD

Condition	Used
Usage	346,226 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	51152
MLS Number	13702708
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Edwardsville, IL, US
Sold By	Schneider

(844) 624-___ SHOW
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2019 Freightliner Cascadia 113 Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$34,950 USD

FOR SALE 2019 FREIGHTLINER 113 FRESH PM JUST DONE! New Brakes and Rotors! Comes equipped with a Detroit DD13 450 HP and a Detroit DT12 transmission 12 speed ONLY 470,104 MILES NEW BRAKES!...

Condition	Used
Usage	470,776 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	CO10644
MLS Number	13949408
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

$55,200 USD

Condition	Used
Usage	363,590 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	12948
MLS Number	14155314
Category	Sleeper Semi Trucks
Last Updated	3/4/2026
Location	Gary, IN, US
Sold By	Schneider

(844) 985-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

$59,900 USD

2021 Freightliner Cascadia with a FULL WORK UP! This truck has received our dealer 180 point inspection making it one of the most reliable trucks for sale on the market! Included in this...

Condition	Used
Usage	414,121 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	8679941
MLS Number	13680112
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Wadsworth, IL, US
Sold By	JX Truck Center

(844) 900-___ SHOW
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2021 Freightliner Cascadia 116 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$46,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! SLIDING 5TH WHEEL, AIR RIDE, DEF, ENGINE BRAKE, DOME LIGHT, SLPR DOME, HSA LIGHT, UTLY LIGHT, LDW OFF,...

Condition	Used
Usage	509,160 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	57"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	L01588-DELIVERY 2 U
MLS Number	13963944
Category	Sleeper Semi Trucks
Last Updated	2/22/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle - Manager's Special!

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle - Manager's Special!

$59,900 USD

Condition	Used
Usage	344,943 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	12694
MLS Number	13959971
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Gary, IN, US
Sold By	Schneider

(855) 981-___ SHOW
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2018 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$35,900 USD

2018 Freightliner Cascadia 125 Specs:, -HP:505, -Drive: 6x4, -Engine: Detroit DD15, -Mileage: 484,686, -Dual Tires 22.5LP, -Wheels: All Aluminum, -Suspension: Air-Ride, -Single Bunk Sleeper,...

Condition	Used
Usage	484,686 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNHC8589LAK Web
MLS Number	14153755
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Lakeland, FL, US
Sold By	Nationwide Haul

(855) 981-___ SHOW
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2018 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$35,900 USD

2018 Freightliner Cascadia 125 Specs:, -HP:505, -Drive: 6x4, -Engine: Detroit DD15, -Mileage: 484,686, -Dual Tires 22.5LP, -Wheels: All Aluminum, -Suspension: Air-Ride, -Single Bunk Sleeper,...

Condition	Used
Usage	484,686 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNHC8589LAK
MLS Number	14153748
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Lakeland, FL, US
Sold By	Nationwide Haul

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

Contact for price

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

(844) 985-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, Automatic

$62,900 USD

455 HP DD15 Engine with a DT12 Automatic Transmission on this 2022 Freightliner Cascadia! Equipped with Virgin Tires; APU; a Spacious 72in Double Bunk Sleeper; Deer Guard; Heated Mirrors;...

Condition	Used
Usage	502,960 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8680212
MLS Number	13998214
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

(844) 940-___ SHOW
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2018 Freightliner Columbia 120 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 500HP, 10 Speed Manual

$38,999 USD

CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES! REPLACED ECM, REPLACED TURBO, REBUILT ENGINE (325,000 ON REBUILD),

Condition	Used
Usage	922,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC IV
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	47
MLS Number	14149797
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

$69,900 USD

Condition	Used
Usage	474,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31063
MLS Number	13762363
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Gary, IN, US
Sold By	Schneider

(844) 940-___ SHOW
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2019 Freightliner Columbia 120 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 500HP, 10 Speed Manual

$39,999 USD

CALL TIPTON FOR TRUCK AND TRAILER SALES! REBUILT ENGINE (341,000 MILES ON REBUILD), REPLACED TURBO, REPLACED CLUTCH, REPLACED FLYWHEEL,

Condition	Used
Usage	853,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 11.1 DDEC IV
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	09
MLS Number	14149660
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.