Freightliner 6x4 Cascadia 126 Sleeper Semi Trucks For Sale by Dealerships

(833) 932-___ SHOW
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2027 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

Contact for price

This Freightliner Cascadia sleeper truck is equipped with a Detroit DD15 engine paired with a DT12 automated transmission. Featuring a 72" raised roof sleeper, 40,000 lb rear axles with air...

Condition	New
Usage	2,894 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	41587
MLS Number	14468726
Category	Sleeper Semi Trucks
Last Updated	7/7/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

2025 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Price Drop $91,700 USD

Condition	Used
Usage	441,632 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15TCO 50 STATE
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	33613
MLS Number	14418913
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Indianapolis, IN, US
Sold By	Schneider

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Price Drop $80,200 USD

Condition	Used
Usage	424,014 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	31389
MLS Number	13677121
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	West Memphis, AR, US
Sold By	Schneider

(877) 322-___ SHOW
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2027 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

Recently Updated

$184,491 USD

2027 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	789 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	6 Speed
Sleeper Type	Double Bunk
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	VLWZ6902
MLS Number	14222241
Category	Sleeper Semi Trucks
Last Updated	7/7/2026
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

Recently Updated

$36,900 USD

661,861 Miles, DD15 455 HP Detroit, DT12 Automatic, Adaptive Cruise Lane Departure, Tire Pressure Warning System, 13,300# Fronts, 40,000# Rears, 229" WB, 3.08 Ratio, Double Bunk Sleeper,...

Condition	Used
Usage	661,861 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	KP8043
MLS Number	14080361
Category	Sleeper Semi Trucks
Last Updated	7/7/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

$49,900 USD

Several Available!, Full 128 Point Inspection, 550,311 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	550,311 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LY5974
MLS Number	13916445
Category	Sleeper Semi Trucks
Last Updated	7/7/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle, MirrorEye Equipped

Newly Listed

$74,200 USD

Condition	Used
Usage	573,615 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	32588
MLS Number	14468306
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Edwardsville, IL, US
Sold By	Schneider

2022 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$69,200 USD

Condition	Used
Usage	365,212 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	14160
MLS Number	14468264
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Gary, IN, US
Sold By	Schneider

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Recently Updated

$49,000 USD

533,569 Miles, DD13 Detroit, 505 HP, DT12 Automatic, 3.08 Ratio, Long 228" WB, 12k Fronts, 40k Rears, Power Windows/Locks/Mirrors, Aluminum Wheels, Air Slide 5th Wheel, Sirius XM/Bluetooth,...

Condition	Used
Usage	533,569 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MZ8680
MLS Number	14347154
Category	Sleeper Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2027 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$172,995 USD

/2027 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive/, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	10 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	VLXF8244
MLS Number	14444054
Category	Sleeper Semi Trucks
Last Updated	7/3/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$48,900 USD

Several Available!, Full 128 Point Inspection, 565,888 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	565,888 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LY5965
MLS Number	13916425
Category	Sleeper Semi Trucks
Last Updated	7/3/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2025 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Price Drop $91,700 USD

Condition	Used
Usage	423,131 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	33052
MLS Number	14464904
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Carlisle, PA, US
Sold By	Schneider

(833) 986-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP

$67,900 USD

502632 Miles, Engine: DETROIT DD15, 400 HP, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles

Condition	Used
Usage	502,632 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Stock Number	270737
MLS Number	14463892
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(855) 807-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$57,500 USD

CLEAN FLEET MAINTAINED 2020 FREIGHTLINER CASCADIA 126 SLEEPERS, DETROIT DD15, DOUBLE BUNK, INVERTER, REFRIGERTOR,455HP, 3.08 RATIOS, GVWR 52,500 LBS, JAKES, LOCKERS, DETROIT ASSURANCE...

Condition	Used
Usage	464,777 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
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	7312
MLS Number	14463783
Category	Sleeper Semi Trucks
Last Updated	7/3/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$48,000 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 565,419 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	565,419 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LY5958
MLS Number	14463602
Category	Sleeper Semi Trucks
Last Updated	7/2/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$52,000 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 525,063 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	525,063 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LY5961
MLS Number	14463601
Category	Sleeper Semi Trucks
Last Updated	7/2/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$72,995 USD

2023 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive* Detroit DD15 14.8L -- 505 HP* DT12 Overdrive Automated Manual Transmission* 200-Gallon Fuel Capacity* 12,350 lb...

Condition	Used
Usage	472,856 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	PLUE6969
MLS Number	14413103
Category	Sleeper Semi Trucks
Last Updated	7/2/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

2027 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$172,995 USD

/2027 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive/, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	392 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	VSXF8229
MLS Number	14446854
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(844) 909-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic

Contact for price

FOB Idaho Falls, ID

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	14459511
Category	Sleeper Semi Trucks
Last Updated	7/1/2026
Location	Idaho Falls, ID, US
Sold By	BTR Sales

2027 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$175,995 USD

/2027 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive/, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	755 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	VLXF8212
MLS Number	14444048
Category	Sleeper Semi Trucks
Last Updated	7/1/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$69,995 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	580,000 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	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	0575
MLS Number	14457622
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$74,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 536,000 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	536,000 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	1817
MLS Number	14457621
Category	Sleeper Semi Trucks
Last Updated	7/3/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$71,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 527,000 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	527,000 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	1808
MLS Number	14457620
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$68,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 551,000 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	551,000 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	5264
MLS Number	14457508
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet