Tandem Axle 6x4 Trucks For Sale

Featured Item

34 4

2022 Kenworth W990 Sleeper Semi Truck - 76" Mid Roof Sleeper, Paccar 455HP, 12 Speed Amt

$84,950 USD

AVAILABLE FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED. LOADED WITH LUXURY, POER AND PERFORMANCE. READY TO WORK!!! 2022 KENWORTH W990 STK#: MO10382, *Remaining Paccar Premium...

Condition	Used
Usage	349,811 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MO10382
MLS Number	13614848
Category	Sleeper Semi Trucks
Last Updated	10/31/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

Featured Item

18 0

2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$87,950 USD

For Sale: 2022 Kenworth T880 Sleeper, *Stock Photos of Matching Unit. More Pictures Coming Soon!*, Equipped with a 450hp Cummins X15, paired with an Endurant 12-Speed Automatic...

Condition	Used
Usage	274,451 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	MO10777
MLS Number	13852457
Category	Sleeper Semi Trucks
Last Updated	10/31/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

Featured Item

16 3

2020 Peterbilt 389 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Contact for price

2020 Peterbilt 389 – Cummins X15 / 18-Speed / Full Air Ride / Fresh Inframe w/ Warranty Stock #6839 | 565 HP | 280” WB | Class 8 Heavy Duty This Dark Cherry 2020 Peterbilt 389 is the real...

Condition	Used
Usage	609,694 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	6839. 14892
MLS Number	13785038
Category	Sleeper Semi Trucks
Last Updated	10/25/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

Featured Item

20 1

2023 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

$95,495 USD

2023 Peterbilt 567 – Stock #14883. This super clean truck is powered by a Cummins X15 producing 500HP and mated to an Eaton Endurant 12-speed automatic transmission. Perfect for...

Condition	Used
Usage	522,797 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	14883
MLS Number	13800649
Category	Sleeper Semi Trucks
Last Updated	10/24/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

Featured Item

30 3

2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$77,950 USD

For Sale: 2022 Kenworth T880 Equipped with a 450HP Cummins X15, paired with a 12-Speed Eaton Endurant Automatic Transmission. This 2022 Kenworth T880 is built for performance, comfort, and...

Condition	Used
Usage	407,189 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MO10781
MLS Number	13852483
Category	Sleeper Semi Trucks
Last Updated	10/31/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(855) 717-___ SHOW
NUMBERCall Seller

Featured Item

29 1

2020 Freightliner Cascadia 125 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 10 Speed Manual

$38,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 10 SPEED MANUAL !!!, COLLISION MITIGATION, AIR RIDE SEATS!!!! SLIDING 5TH WHEEL!!!!! Se Habla Español! NO CREDIT? BAD CREDIT?...

Condition	Used
Usage	681,749 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	10 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	N14934-DELIVERY 2 U
MLS Number	13482082
Category	Sleeper Semi Trucks
Last Updated	10/23/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(833) 300-___ SHOW
NUMBERCall Seller

Featured Item

38 1

2017 Peterbilt 348 Tandem Axle 25 ft Flatbed Truck - 330HP, 6 Speed Allison Rds Automatic

Contact for price

Boom type: ARTICULÉ / ARTICULATED, Boom make: HIAB - XS 144B-3 CLK, Boom dimension34,9 ', Boom chart, - 13,230 LBS @ 7 ', 3 ", - 9,480 LBS @ 10 ', 2 ", - 6,390 LBS @ 14 ', 9 ", - 4,410...

Condition	Used
Usage	10,325 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	25 ft.
Horse Power	330 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	44,000 lb 5.57 ratio
Winch	Yes
Stock Number	C-36642
MLS Number	13910414
Category	Flatbed Trucks
Last Updated	10/22/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

Featured Item

35 0

2022 International HX Sleeper Semi Truck - 73" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

$99,950 USD

For Sale: 2022 International HX520, *Photos are Pre-Detail*, Equipped with a 565hp Cummins X15, paired with an Eaton 18-Speed Manual Transmission. 73" Mid Roof Single Bunk Sleeper with...

Condition	Used
Usage	11,523 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	CO10757
MLS Number	13820567
Category	Sleeper Semi Trucks
Last Updated	10/31/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 490-___ SHOW
NUMBERCall Seller

Featured Item

19 0

2023 Volvo Sleeper Semi Truck, Dual Heated and Cooled Seats, Navigation, Chicken Lights, Remaining Factory Warranty 5/23/26,

$85,995 USD

Hit the road in style with this 2023 Volvo VNL 860, a top-tier semi truck with 428,000 miles, backed by a remaining factory warranty until 5/23/26 for peace of mind. Powered by a mighty D13...

Warranty

Condition	Used
Usage	428,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	77"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	U294297
MLS Number	13906008
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 490-___ SHOW
NUMBERCall Seller

Tri State Truck Center - Springfield, MO

Featured Item

19 0

2022 Volvo VNL860 Sleeper Semi Truck , Factory Warranty , Work Station, Apu , Disc Brakes, DOT Passing, Full Detail , Zero Down Financing WAC!

$79,995 USD

For sale: a 2022 Volvo VNL 860, powered by a robust D13 Engine with 455hp and 1850 lb-ft of torque, paired with a smooth Ishift 12-speed automatic transmission. With 487,000 miles, Disc...

Condition	Used
Usage	486,849 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.47 ratio
Stock Number	U607394
MLS Number	13905613
Category	Sleeper Semi Trucks
Last Updated	11/7/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

Featured Item

16 0

2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

$85,495 USD

2022 Kenworth T880 – Cummins X15 / Endurant 12-Speed, Southern truck – well cared for and clean, 467,271 miles – verified odometer, Cummins X15, 500 HP with Eaton Endurant 12-speed...

Condition	Used
Usage	467,271 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	14865
MLS Number	13852740
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

Featured Item

22 2

2023 Kenworth T880 Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic

Contact for price

2023 Kenworth T880 Dump Truck – 31K Miles – Cummins + Allison – Like New, Stock #14919— Hard to find spec’d like this! This2023 Kenworth T880comes with all the right components — Cummins...

Warranty

Condition	Used
Usage	31,226 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	DuraClass
Bed Length	16 ft.
Horse Power	525 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Rubber Block
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.89 ratio
Stock Number	14919
MLS Number	13809599
Category	Dump Trucks
Last Updated	10/20/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(866) 543-___ SHOW
NUMBERCall Seller

Featured Item

18 0

2020 Peterbilt 579 Day Cab Truck

Contact for price

Powertrain,  Engine: PACCAR MX-13. This engine offers a variety of configurations o Max Horsepower: Up to 500 hp o Max Torque: Up to 1,850 lb-ft  Transmission: PACCAR automated...

Condition	Used
Usage	154,346 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX/MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Leaf
Rear Axle	Tandem Axle
Stock Number	661428
MLS Number	13876828
Category	Day Cab Semi Trucks
Last Updated	10/23/2025
Location	Charlotte, NC, US
Sold By	Jayma Qualified, LLC

(256) 605-___ SHOW
NUMBERCall Seller

Featured Item

41 1

2021 Mack Anthem Day Cab Truck 54k miles

$63,700 USD

Low mileage truck, runs/drives excellent, new virgin rubber tires, new filters/fluids, no codes, ready to go, warranty available *Click video to watch walkaround video Rebuilt/Salvage Title...

Condition	Used
Usage	2,112 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	445 HP
Engine Model	Mack MP8-445E
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Rear Axle	Tandem Axle
MLS Number	13871115
Category	Day Cab Semi Trucks
Last Updated	10/7/2025
Location	FYFFE, AL, US
Sold By	Hill Automotive

(844) 841-___ SHOW
NUMBERCall Seller

Featured Item

12 0

2018 Peterbilt 579 Water Truck 4000 gallons new steel tank!

Contact for price

Peterbilt 2018 579 Cummins X15 engine jake brake 3 stage Jake brake 10 speed manual Eaton Fuller Transmission 4000 gallons new steel Baffled tank, 2 1/2-inch Fast flow valve, pump 800 GPM...

Condition	Used
Duty Class	Heavy Duty Water Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Automatic
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Capacity	4000 Gallons
Compartments	2
MLS Number	13869310
Category	Water Trucks
Last Updated	10/7/2025
Location	Gadsden, AZ, US
Sold By	Iron Lot LLC

Featured Item

29 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$75,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 359,000 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	359,000 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	6889
MLS Number	13773660
Category	Sleeper Semi Trucks
Last Updated	10/22/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

Featured Item

49 0

2021 Volvo VNL64T760 Sleeper Semi Truck

$86,995 USD

2021 VOLVO 760, VOLVO D13 ENGINE, AUTOMATIC 12 SPEED, 291,051 MILES, FLEET MAINTAINED, ORIGINAL TIRES, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	291,051 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	2738
MLS Number	13517347
Category	Sleeper Semi Trucks
Last Updated	10/22/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

Featured Item

45 0

2021 International LoneStar Sleeper Semi Truck - Cummins 485HP, 13 Speed Manual

$84,995 USD

2021 INTERNATIONAL LONESTAR, CUMMINS X15, 485 HP, 324,029 MILES, 13 SPEED MANUAL TRANSMISSION, 3.25 RATIO, 250" WHEEL BASE, BRAND NEW TIRES FINANCING AVAILABLE FOR ALL CREDIT TYPES,...

Condition	Used
Usage	324,029 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	5067
MLS Number	13482072
Category	Sleeper Semi Trucks
Last Updated	10/22/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

Featured Item

76 0

2020 Kenworth W900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

$124,995 USD

2020 KENWORTH W900, Cummins X15 565 hp, 18 Speed Transmission, 3.55 Ratio, Air ride suspensions, 270" Wheelbase FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED...

Condition	Used
Usage	497,147 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	0724
MLS Number	13436827
Category	Sleeper Semi Trucks
Last Updated	10/22/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(928) 287-___ SHOW
NUMBERCall Seller

Featured Item

13 0

2017 International ProStar+ (Plus) Water Truck

$58,000 USD

https://www.wateronwheelsllc.com/

Condition	Used
Usage	293,691 Miles
Duty Class	Heavy Duty Water Truck
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Capacity	4000 Gallons
Compartments	2
MLS Number	13761469
Category	Water Trucks
Last Updated	9/29/2025
Location	San Luis, AZ, US
Sold By	Water on Wheels LLC

Featured Item

24 1

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$51,500 USD

430,655 Miles, Cummins X15 100th Anniversary Edition, 450HP, 12 Speed Eaton Automatic, Double Bunk, Aluminum wheels, Battery APU, Collision Mitigation System, Inverter, Air Slide 5th Wheel,...

Condition	Used
Usage	430,655 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	399405
MLS Number	13586519
Category	Sleeper Semi Trucks
Last Updated	10/23/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

Featured Item

24 0

2018 Mack Pinnacle CXU613 Sleeper Semi Truck - MP8, Automatic

Contact for price

711169 Miles, Engine: MACK MP8, 10 Speed M Drive AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Wheels: Aluminum, Tandem Rear Axles, Rear Axle Weight:...

Condition	Used
Usage	711,169 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	10 Speed mDRIVE Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	086750
MLS Number	13429473
Category	Sleeper Semi Trucks
Last Updated	10/23/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

Featured Item

20 1

2015 Peterbilt 579 Day Cab Truck

$26,900 USD

3.55 Gear ratio,

Condition	Used
Usage	354,175 Miles
Duty Class	Heavy Duty Day Cab Truck
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	293793
MLS Number	13461474
Category	Day Cab Semi Trucks
Last Updated	10/23/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

Featured Item

25 1

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

$61,900 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	10/23/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC