12 Speed Tandem Axle 6x4 Day Cab Semi Trucks For Sale

(833) 658-___ SHOW
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2019 Volvo VNR Day Cab Tandem Axle Truck - Hauler, Automatic, Dual fuel tanks, Air Slide fifth wheel

$12,499.98 USD

2019-2020 Volvo VNR- Tandem Axle Day Cab Tractor - Multiple Units available! Stock: Call for current Stock, VIN: Varies by Unit, Year: 2019-2020, Make: Volvo, Model: VNR, Engine: Volvo...

Quantity	19
Condition	Used
Usage	358,141 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
MLS Number	14219035
Category	Day Cab Semi Trucks
Last Updated	7/3/2026
Location	North East, MD, US
Sold By	Complete Recycling Group LLC

(888) 853-___ SHOW
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2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$44,900 USD

2020 Freightliner Cascadia 126, DD15 455 hp Detroit, DT12 Detroit 12 speed automatic transmission, 3.08 Meritor rears, air ride suspension, air slide 5th wheel, disc brakes, headache rack,...

Condition	Used
Usage	299,521 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	4449
MLS Number	14466948
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

2020 Freightliner Cascadia 116 Day Cab Truck - Detroit

Price Drop $35,800 USD

512,165 Miles, Detroit DD13, 450 HP, DT12 Automated, Fleet Maintained, Power Windows/Locks/Mirrors, Aluminum Wheels, Bluetooth, Diff Lock, 3.08 Ratio, 180" WB, 12,500# Fronts, 40,000# Fronts...

Condition	Used
Usage	512,165 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LL9609
MLS Number	13699549
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 116 Day Cab Truck - Detroit

Price Drop $36,100 USD

505,651 Miles, DD13 Detroit, 450 HP, DT12 Automated, 3.08 Ratio, 180" WB, Diff Lock, 12,500 Fronts, 40,000 Rears, Air Ride Suspension, Air Slide 5th Wheel, Jakes, Cruise, Collision...

Condition	Used
Usage	505,651 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LL9659
MLS Number	13699542
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Price Drop $22,800 USD

736,000 Miles, Detroit DD13 Engine, 450 H.P., Engine Brake, DT12 Transmission, (Automatic), 40,000 Lb. Rear Ends, 3.08 Ratio, Air Ride Suspension, Hydraulic Power Steering, Air Conditioned,...

Condition	Used
Usage	736,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	KH1266
MLS Number	13603424
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2017 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, Amt

Price Drop $23,700 USD

452,342 Miles, Detroit DD13, 450 HP, DT12 Automated, 3.07 Ratio, 182" WB, Diff Lock, Air Ride, 12k Fronts, 40k Rears, Super Singles, Aluminum Wheels, Collision Mitigation, Tilt/Tele, Cruise...

Condition	Used
Usage	452,342 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.07 ratio
Stock Number	HT9666
MLS Number	13365484
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 725-___ SHOW
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2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Newly Listed

Contact for price

438171 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Tandem Rear Axles, Rear Axle Weight: 40000 lb

Quantity	11
Condition	Used
Usage	438,171 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	19303
MLS Number	14465500
Category	Day Cab Semi Trucks
Last Updated	7/3/2026
Location	Los Angeles, CA, US
Sold By	TCI Transportation

2020 Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Newly Listed

$31,700 USD

605,600 Miles, DD13 Detroit, 450 HP, DT12 Automated, 3.08 Ratio, 180" WB, Diff Lock, 12,350 Fronts, 40,000 Rears, Air Ride Suspension, Air Slide 5th Wheel, Jakes, Cruise, Collision...

Condition	Used
Usage	605,639 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LL9623
MLS Number	14463599
Category	Day Cab Semi Trucks
Last Updated	7/4/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

Newly Listed

$39,900 USD

21 Kenworth T680 day cab, VIN: 1XKYDP9X8MJ449432, Stock #: 449432, Miles: 380,076, PACCAR MX-13, 455 HP, 12-spd automatic (PACCAR PO16F112C), engine retarder, 3.08 rear, 176" WB, 170 gal...

Condition	Used
Usage	380,076 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	3.06 ratio
Stock Number	449432
MLS Number	14463598
Category	Day Cab Semi Trucks
Last Updated	7/2/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 254-___ SHOW
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2020 Mack Pinnacle 64T Day Cab Truck - MP8 445HP, 12 Speed M Drive Amt

Recently Updated

$44,500 USD

Condition	Used
Usage	557,610 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	445 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	03306
MLS Number	14418250
Category	Day Cab Semi Trucks
Last Updated	7/2/2026
Location	Jacksonville, FL, US
Sold By	CMD Trailer Sales & Leasing Inc.

(855) 807-___ SHOW
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2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$47,500 USD

CLEAN FLEET MAINTAINED 2020 FREIGHTLINER CASCADIA 126, DETROIT DD15, 500HP, 12 SPEED DT12 TRANSMISSION, GOOD RUBBER, AIR LINER SUSPENSION, 3.58 RATIOS, COLLISION MITIGATION SYSTEM, CHROME...

Condition	Used
Usage	370,086 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	7287
MLS Number	14399575
Category	Day Cab Semi Trucks
Last Updated	7/3/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 956-___ SHOW
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2022 Kenworth T880 Day Cab Truck - Paccar 455HP, 12 Speed Endurant Amt

Recently Updated

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Paccar MX-13 6 Cylinder 12.9 L Diesel 455 hp Engine, 2021 US EPA Label, Requires Diesel Exhaust Fluid, 75 gal Left Fuel Tank 75 gal Right Fuel Tank, Power Locks, Air Conditioner, Cruise...

Condition	Used
Usage	259,608 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 400
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	D2705
MLS Number	14347501
Category	Day Cab Semi Trucks
Last Updated	7/2/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment

(844) 624-___ SHOW
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2019 Peterbilt 567 Day Cab Truck - Paccar 455HP, 12 Speed Amt

Price Drop $39,950 USD

FOR SALE — 2019 PETERBILT 567 DAY CAB PACCAR MX-13 , PACCAR AUTOMATED TRANSMISSION , HEAVY-DUTY VOCATIONAL SPEC The Peterbilt 567 has earned its reputation as one of the most versatile and...

Condition	Used
Usage	482,799 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11649
MLS Number	14422562
Category	Day Cab Semi Trucks
Last Updated	7/1/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 624-___ SHOW
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2019 Peterbilt 567 Day Cab Truck - Paccar 455HP, 12 Speed Amt

Price Drop $39,950 USD

FOR SALE — 2019 PETERBILT 567 DAY CAB PACCAR MX-13 , PACCAR AUTOMATED TRANSMISSION , HEAVY-DUTY VOCATIONAL SPEC The Peterbilt 567 has earned its reputation as one of the most versatile and...

Condition	Used
Usage	482,799 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11649
MLS Number	14417414
Category	Day Cab Semi Trucks
Last Updated	7/1/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 481-___ SHOW
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2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 435HP, 12 Speed Dt12 Amt

Recently Updated

$35,000 USD

2019 FREIGHTLINER CASCADIA 126, MILEAGE:(319,287), DD13 ENGINE 435 HP, DT-12 AUTO TRASNMISSION, 3.08 GEAR RATIO, 40K REARS, AIR RIDE SUSPENSION, 178 WHEELBASE, PINTLE HITCH! SLIDING FIFTH...

Condition	Used
Usage	319,287 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14416893
Category	Day Cab Semi Trucks
Last Updated	7/1/2026
Location	Jackson, TN, US
Sold By	Snider Equipment

(855) 725-___ SHOW
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2024 Peterbilt 579 Day Cab Truck - Paccar 455HP, 12 Speed Automatic

Recently Updated

Contact for price

Just got 18 brands new tandem axle Peterbilt Day Cabs in stock low miles (only 7), PACCAR MX-13, 12-speed automatic, air ride, aluminum wheels all spec’d and ready to work. Need details?...

Quantity	18
Condition	New
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	#2777
MLS Number	14068524
Category	Day Cab Semi Trucks
Last Updated	7/1/2026
Location	Kansas City, KS, US
Sold By	TCI Transportation

(855) 640-___ SHOW
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2023 Mack Anthem 64T Day Cab Truck - MP8 435HP, 12 Speed Mdrive Hd Amt

Newly Listed

Contact for price

TRUCK LOOKS LIKE NEW! ONE OWNER - LOW MILES - MACK MP8 445C, MACK HD MDRIVE 12 SPEED - 12,000 FRONT AXLE - 40,000 REAR AXLE - 185 INCH WHEEL BASE - DISK BRAKES - 3.25 RATIO - 22.5 RUBBER -...

Condition	Used
Usage	134,131 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE HD Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	118040
MLS Number	14457591
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Canton, OH, US
Sold By	Brechbuhler Truck Sales

(855) 981-___ SHOW
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2020 International LT Day Cab Truck - A26 410HP, 12 Speed Endurant Amt

Newly Listed

$19,900 USD

2021 International LT625 Day Cab **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires for...

Condition	Used
Usage	330,754 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF212058 Web
MLS Number	14457324
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Kansas City, MO, US
Sold By	Nationwide Haul

(855) 981-___ SHOW
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2020 International LT Day Cab Truck - A26 410HP, 12 Speed Endurant Amt

Newly Listed

$19,900 USD

2021 International LT625 Day Cab **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires for...

Condition	Used
Usage	330,754 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF212058
MLS Number	14457322
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Kansas City, MO, US
Sold By	Nationwide Haul

(833) 478-___ SHOW
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2023 Mack Pinnacle 64T Day Cab Truck - MP8-445 445HP, 12 Speed M Drive Amt

Newly Listed

Contact for price

MP8 445HP, MDrive automated trans, and a Wet Kit. All the creature comforts inside you've come to expect. NAP. Call today to more info!,

Condition	Used
Usage	398,134 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	445 HP
Engine Model	Mack MP8-445
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Suspension	Mack Twin Y
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	7389
MLS Number	14457318
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(844) 481-___ SHOW
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2021 Kenworth T880 Day Cab Truck - Paccar 455HP, Automatic

Recently Updated

$55,000 USD

2021 KENWORTH T880, MILEAGE: 375,081, PACCAR MX-13 455HP ENGINE*EMISSIONS ALTERED*, FRONTS 13,200 REARS 40K REARS, 12 SPD A/T, 2-LINE WET KIT, SLIDING 5TH WHEEL, DIFF LOCK, TRACTION...

Condition	Used
Usage	375,141 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14418572
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Jackson, TN, US
Sold By	Snider Equipment

(855) 981-___ SHOW
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2021 International LT Day Cab Truck - A26 410HP, 12 Speed Smart Advantage Amt

Recently Updated

$19,900 USD

2021 International LT625 Day Cab **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires for...

Condition	Used
Usage	580,841 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Smart Advantage Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF212051 Web
MLS Number	14417888
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Circleville, OH, US
Sold By	Nationwide Haul

(833) 478-___ SHOW
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2021 Peterbilt 579 Day Cab Truck - Cummins 400HP, 12 Speed Endurant Amt

Recently Updated

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2021 Peterbilt 579 with Cummins X15 efficiency for better fuel economy and automated transmission with only 352k miles! Call for more info

Quantity	3
Condition	Used
Usage	353,057 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	7301
MLS Number	14404777
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 801-___ SHOW
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2022 Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Recently Updated

$28,000 USD

VERY NICE TRUCK, RUNS EXCELLENT, CLEAN, AIR SEAT, AIR BRAKES, FLEET MAINTAINED, DIFFERENTIAL LOCK, DUMP VALVE, POWER WINDOWS, POWER MIRRORS, A/S 5TH!

Condition	Used
Usage	651,906 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	22DET651CASDC
MLS Number	14395057
Category	Day Cab Semi Trucks
Last Updated	6/30/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales