Used Freightliner 12 Speed Tandem Axle Trucks For Sale

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2018 Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic

$36,500 USD

Used 2018 Freightliner Cascadia 125 Day Cab Truck for sale, 335,290 miles, 435 HP DD13 diesel engine, 12-speed automatic transmission by Detroit, 12,000 lb front axle, 40,000 lb tandem rear...

Condition	Used
Usage	335,290 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	303290
MLS Number	12736551
Category	Day Cab Semi Trucks
Last Updated	3/11/2026
Location	Prince George, VA, US
Sold By	Penske Used Trucks

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2017 Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic

$31,250 USD

Used 2017 Freightliner Cascadia 125 Day Cab truck for sale, 205,227 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	205,227 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	541596
MLS Number	13065262
Category	Day Cab Semi Trucks
Last Updated	3/8/2026
Location	Fitchburg, MA, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic

$37,594 USD

Condition	Used
Usage	396,078 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.53 ratio
Stock Number	862669
MLS Number	14012419
Category	Day Cab Semi Trucks
Last Updated	2/4/2026
Location	Memphis, TN, US
Sold By	Ryder

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$55,405 USD

Condition	Used
Usage	638,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	570708
MLS Number	14012398
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Pittsburgh, PA, US
Sold By	Ryder

2022 Freightliner Cascadia 126 Day Cab Truck - 400HP, 12 Speed Automatic

$37,500 USD

Condition	Used
Usage	903,951 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	DD15 GHG'21 400/1500
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	560224
MLS Number	14012396
Category	Day Cab Semi Trucks
Last Updated	12/3/2025
Location	Fort Worth, TX, US
Sold By	Ryder

2019 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

$31,995 USD

Condition	Used
Usage	490,102 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	813418
MLS Number	13783666
Category	Day Cab Semi Trucks
Last Updated	2/18/2026
Location	Miami, FL, US
Sold By	Ryder

2019 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$26,500 USD

Condition	Used
Usage	849,575 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	813063
MLS Number	13708349
Category	Day Cab Semi Trucks
Last Updated	12/10/2025
Location	Phoenix, AZ, US
Sold By	Ryder

2018 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

$26,000 USD

Condition	Used
Usage	491,549 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	744739
MLS Number	13998430
Category	Day Cab Semi Trucks
Last Updated	12/3/2025
Location	Oklahoma City, OK, US
Sold By	Ryder

2020 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$31,495 USD

Condition	Used
Usage	624,864 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	270221
MLS Number	13295946
Category	Day Cab Semi Trucks
Last Updated	2/13/2026
Location	Allentown, PA, US
Sold By	Ryder

2019 Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic

$45,385 USD

Condition	Used
Usage	258,235 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.53 ratio
Stock Number	862655
MLS Number	14008308
Category	Day Cab Semi Trucks
Last Updated	2/4/2026
Location	Memphis, TN, US
Sold By	Ryder

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

$51,000 USD

513,120 Miles, DD13 Detroit, 450 HP, DT12 Automated, 3.08 Ratio, 12,500 Fronts, 40,000 Rears, 223" WB, Disc Brakes, Air Slide 5th Wheel, 72" Sleeper - Single Bunk, Fridge, Aluminum Wheels,...

Condition	Used
Usage	513,120 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
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	MU4540
MLS Number	13788408
Category	Sleeper Semi Trucks
Last Updated	12/6/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

$51,500 USD

506k Miles, Detroit DD13, 450 HP, DT12 Automated, Collision Mitigation, Fridge, 223" WB, 3.08 Ratio, 12,500# Fronts, 40,000# Rears, 72" Sleeper, Single Bunk, Fleet Maintained, Air Slide...

Condition	Used
Usage	507,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
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	MS7882
MLS Number	13788402
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$41,000 USD

Several Available! Super Clean Units!, 586,814 Miles, DD15 Detroit, 505 HP, Jakes, DT12 Automated, TriPac APU, Bunk Heater, 40,000# Rears, Air Ride, Tilt/Tele, Cruise, 240" WB, Disc Brakes,...

Condition	Used
Usage	586,814 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LJ3601
MLS Number	13712709
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$43,500 USD

555,832 Miles, DD15 Detroit, 505 HP, DT12 Automated, 72 Inch Mid-Roof XT Sleeper, Engine Brake, 40k Rears, 3.08 Ratio, Air Ride Suspension, Hydraulic Power Steering, Dual Aluminum Fuel...

Condition	Used
Usage	555,832 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LJ3610
MLS Number	13712680
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$47,500 USD

Several Available! Super Clean Units!, 504,571 Miles, DD15 Detroit, 505 HP, Jakes, DT12 Automated, Collision Mitigation System, TriPac APU, Bunk Heater, 40,000# Rears, Air Ride, Tilt/Tele,...

Condition	Used
Usage	504,571 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LJ3608
MLS Number	13712677
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$42,500 USD

572,857 Miles, Detroit DD15 Engine, 505 H.P Engine Brake, DT12 Transmission, (Automatic), 72" Mid-Roof XT Sleeper, 40,000 Lb. Rear Ends, 3.08 Ratio, TriPac Auxiliary Power Unit,, Super...

Condition	Used
Usage	572,857 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LJ3604
MLS Number	13712674
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

$48,000 USD

Fresh DOT, 512,679 Miles, Detroit DD13, 450 HP, 60 Inch Mid-Roof XT Sleeper, Engine Brake, 40,000 Lb. Rear Ends, 2.41 Ratio, Air Ride Suspension, Hydraulic Power Steering, Air Conditioned,...

Condition	Used
Usage	512,679 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	MG1971
MLS Number	13586665
Category	Sleeper Semi Trucks
Last Updated	12/6/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$40,000 USD

714,510 Miles, DD15 Detroit, 400 HP, DT12 Automated, 2.16 Ratio, 226" WB, 12500# Fronts, 40,000# Rears, Double Bunk Sleeper, Bluetooth, Inter-Axle Lock, Air Suspension Dump, Air Slide 5th...

Condition	Used
Usage	714,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.16 ratio
Stock Number	MA9678
MLS Number	13463920
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$55,500 USD

574k Miles, DD15 Detroit, 400 HP (upgradeable to 505), DT12 Automated, Fleet Maintained, Double Bunk Condo, Fridge, Collision Mitigation System, 225" WB, 2.85 Ratio, 12,500 Fronts, 40,000...

Condition	Used
Usage	574,428 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MA9747
MLS Number	13463917
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$42,900 USD

DD15 Detroit, 505 HP, DT12 Automated, 2.85 Ratio, Diff Locks, 12350 Fronts, 40000 Rears, Jakes, Double Bunk Sleeper, Bluetooth, Power Windows/Locks/Mirrors, Dual Air Ride Seats, Collision...

Condition	Used
Usage	658,600 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	MH6762
MLS Number	13463914
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$41,900 USD

679,793 Miles, DD15 Detroit, DT12 Automatic, Fleet Maintained, Double Bunk Sleeper, Fridge, Collision Mitigation System, Bluetooth, Inter-Axle Lock, Air Slide, Air Suspension Dump, Power...

Condition	Used
Usage	679,793 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x2
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MA9737
MLS Number	13463913
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Automatic

$59,000 USD

Fleet Maintained, Stock MA9710, Miles 465,201, Detroit DD15, 505 HP, DT 12 Automatic, Refrigerator, New mattress, 2.85 Ratio, 225" WB, Dual Air Ride Seats, Double Bunk, Power Windows/Mirrors...

Condition	Used
Usage	465,201 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
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	MA9710
MLS Number	12701832
Category	Sleeper Semi Trucks
Last Updated	12/29/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

$54,000 USD

Detroit DD13, 450 HP, DT12 Automated, 3.08 Ratio, 223" WB, 12,500# Fronts, 40,000# Rears, Power Windows/Locks/Mirrors, Fleet Maintained, Aluminum Wheels, Inter-Axle Lock, Air Slide 5th ,...

Condition	Used
Usage	471,974 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
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	MU4538
MLS Number	13794416
Category	Sleeper Semi Trucks
Last Updated	11/29/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic

$31,853 USD

Condition	Used
Usage	583,086 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	896978
MLS Number	14005355
Category	Day Cab Semi Trucks
Last Updated	2/13/2026
Location	Wayland, MI, US
Sold By	Ryder