Used Diesel 6x4 Trucks For Sale

Your Current Search
Industry
Trucks
Drive Type
6x4
Fuel Type
Diesel
Condition
Used
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (3779)
Cars (1)
Model
Select a manufacturer to view available models.
Condition
Used (3780)
Model Year
-
GVWR Category
Transmission Type
Transmission Speed
Drive Train
6x4 (3780)
Suspension Type
Cab Style
Fuel Type
Diesel (3780)
Mileage
-
Horsepower
-
Price
-
Country
State / Region
Select a country to view available states.
Market Type

Showing 101 - 125 of 3,780 Truck Listings

101 - 125 of 3,780 listings
101 - 125 of 3,780 listings
Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Amt
30 3

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Amt

Price Drop
$52,950 USD
For Sale: 2021 Kenworth T680 Sleeper - Multiple Matching Units Available Equipped with a 450hp Cummins X15, paired with a 12-Speed Automatic Transmission, 76" Raised Roof Double Bunk Sleeper...
ConditionUsed
Usage479,664 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Smart Advantage Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock NumberMO10670
MLS Number13786786
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Kansas City, MO, US
Sold By
Michelle Sells Trucks
Freightliner FLD120 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 435HP, 10 Speed Manual
40 0

2001 Freightliner FLD120 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 435HP, 10 Speed Manual

Recently Updated
$19,900 USD
520419 Miles, Engine: CUMMINS N14, 435 HP, Fuel Type: Diesel, 10 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Raised Roof Sleeper, Wheels: Aluminum/Steel, Wheel...
ConditionUsed
Usage520,419 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power435 HP
Engine ModelCummins N14
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeRaised Roof Sleeper
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberH76202
MLS Number13785140
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Spokane Valley, WA, US
Sold By
Class 8 Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic
43 1

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated
$46,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! DEF, TRAILER BRAKE Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!!,
ConditionUsed
Usage553,210 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberF02706-DELIVERY 2 U
MLS Number13685194
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Fort Worth, TX, US
Sold By
Diamond Truck Sales Inc
Volvo VNL64T300 Day Cab Truck - D13 425HP, 10 Speed Manual
4 0

2009 Volvo VNL64T300 Day Cab Truck - D13 425HP, 10 Speed Manual

Recently Updated
$10,000 USD
GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, TILT/TELE, HEATED MIRRORS!,
ConditionUsed
Usage947,237 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power425 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission10 Speed Manual
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.19 ratio
Stock Number09D13947VNLDC
MLS Number13647922
CategoryDay Cab Semi Trucks
Last Updated11/8/2025
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic
30 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

Recently Updated
$74,999 USD
LOW MILE! 2021 Freightliner Cascadia with just over 300k miles is now available for sale! This unit is powered by a Detroit DD15 motor and paired with an automatic DT12 Transmission. With a...
ConditionUsed
Usage304,128 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
TransmissionAutomatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock Number8679940
MLS Number13616870
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Wadsworth, IL, US
Sold By
JX Truck Center
Freightliner Cascadia 113 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit, 10 Speed Manual
24 2

2016 Freightliner Cascadia 113 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit, 10 Speed Manual

Recently Updated
$25,900 USD
573648 Miles, Engine: DETROIT DD13, 470 HP, Fuel Type: Diesel, 10 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Tires:...
ConditionUsed
Usage573,648 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock NumberHE5058
MLS Number13586478
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP
31 0

2020 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP

Price Drop
$34,999 USD
2020 Peterbilt 579 with only 459k miles now available for sale! This truck is PRICED TO SELL! Powered by a 455hp Paccar Motor and paired with an automatic transmission this truck has been...
ConditionUsed
Usage459,872 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
TransmissionAutomatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number8679432
MLS Number13007148
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
Elmhurst, IL, US
Sold By
JX Truck Center
Kenworth T800 Sleeper Semi Truck - Cummins, Manual
48 0

2012 Kenworth T800 Sleeper Semi Truck - Cummins, Manual

Recently Updated
$74,900 USD
2012 Kenworth T800, Cummins ISX12 350hp, FRO16210C Manual 10 speed Transmission, 4.63 Ratio, 200 wb, FULL LOCKERS 117,219 Original Miles, 15' gravel body, air gate, 42" sides, Runs great!...
ConditionUsed
Usage11,716 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power350 HP
Engine ModelCummins ISX11.9
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeMid Roof Sleeper
Sleeper Size28"
SuspensionNeway
Rear AxleTandem Axle
Rear End46,000 lb 4.56 ratio
MLS Number12250425
CategorySleeper Semi Trucks
Last Updated11/8/2025
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Peterbilt 579 Day Cab Truck - Paccar 455HP, 10 Speed Manual
9 0

2019 Peterbilt 579 Day Cab Truck - Paccar 455HP, 10 Speed Manual

Recently Updated
Contact for price
JUST IN PETE 579. PACCAR MX13 405HP.AUTOMATIC. GREAT MILES,WET KIT. READY TO WORK.NAP
ConditionUsed
Usage327,997 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power405 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission10 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number4312C
MLS Number11723864
CategoryDay Cab Semi Trucks
Last Updated11/8/2025
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
2021 International LT625 Sleeper, Affordable, Cummins X15 450hp, Dot Passing, Fresh Detail, Warranty Options , Zero Down Financing (WAC)
18 0

2021 International LT625 Sleeper, Affordable, Cummins X15 450hp, Dot Passing, Fresh Detail, Warranty Options , Zero Down Financing (WAC)

Newly Listed
$39,950 USD
Grab this road-ready 2021 International LT before it’s gone—low-mileage Cummins X15 450HP powerhouse, butter-smooth 12-speed automatic, 215 WB, 2.79 rears with massive 200-gallon fuel...
Warranty
Quantity13
ConditionUsed
Usage475,411 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size56"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.00 ratio
Stock NumberU066844
MLS Number13972412
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2021 Volvo VNL Condo Sleeper, Disc Brakes, Fridge , Inverter , Warranty Options, Passing DOT , FINANCING AVAILABLE !!!
19 0

2021 Volvo VNL Condo Sleeper, Disc Brakes, Fridge , Inverter , Warranty Options, Passing DOT , FINANCING AVAILABLE !!!

Newly Listed
$62,950 USD
Don’t miss this prime 2021 Volvo VNL 760—only 401,737 well-maintained miles, 221 WB, ultra-efficient 2.64 rear ratio, and a luxurious 77" double-bunk sleeper loaded with a 2000W inverter,...
Warranty
ConditionUsed
Usage401,737 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power425 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission12 Speed I Shift Automatic
Sleeper TypeCondo Sleeper
Sleeper Size77"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End38,000 lb 2.64 ratio
Stock NumberU272720
MLS Number13972385
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual
22 2

2011 Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual

Newly Listed
$41,000 USD
2011 Freightliner Super 10 Dump, 559,820 miles, 20,141 hours, Detroit DD13, 12.8L 435 hp, Eaton Fuller Manual 10 Speed, Truck has been deleted Ready Ready to work,
ConditionUsed
Usage20,141 Hours
Duty ClassHeavy Duty Dump Truck
Horse Power435 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission10 Speed Manual
Rear AxleTandem Axle
Rear End40,000 lb
MLS Number13972266
CategoryDump Trucks
Last Updated11/8/2025
Location
Santa Ana, CA, US
Sold By
Personal Asset Brokerage
Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual
19 2

2011 Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual

Newly Listed
$41,000 USD
2011 Freightliner Super 10, 527,331 miles, 15,818 hours, Detroit DD13 ,12.8L 435hp, Eaton Fuller Manual 10 speed, Truck has been deleted Ready to work,
ConditionUsed
Usage15,818 Hours
Duty ClassHeavy Duty Dump Truck
Horse Power435 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission10 Speed Manual
Rear AxleTandem Axle
Rear End40,000 lb
MLS Number13972265
CategoryDump Trucks
Last Updated11/7/2025
Location
Santa Ana, CA, US
Sold By
Personal Asset Brokerage
Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual
26 2

2011 Freightliner Cascadia 125 Dump Truck - Detroit 435HP, 10 Speed Manual

Newly Listed
$41,000 USD
2011 Freightliner Suoer 10, 552,769 miles, 20,317 hours, Truck has been deleted, Detroit DD13, 12.8L 435 hp, Eaton Fuller Manual 10 Speed Ready to work Ready to work,
ConditionUsed
Usage20,317 Hours
Duty ClassHeavy Duty Dump Truck
Horse Power435 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission10 Speed Manual
Rear AxleTandem Axle
Rear End40,000 lb
MLS Number13972264
CategoryDump Trucks
Last Updated11/7/2025
Location
Santa Ana, CA, US
Sold By
Personal Asset Brokerage
Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle
19 0

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

Recently Updated
$99,700 USD
ConditionUsed
Usage389,442 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power425 HP
Engine ModelDetroit DD15 GEN5
Drivetrain6x4
TransmissionDetroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Rear AxleTandem Axle
Rear End2.15 ratio
Stock Number31131
MLS Number13928018
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
PHOENIX, AZ, US
Sold By
Schneider
2020 Volvo VNL860 Sleeper , Dot Passing , Used Truck Inspected, Zero Down Financing WAC, Work Station, Upper Bunk, Fridge, Inverter, Complete Detail
20 0

2020 Volvo VNL860 Sleeper , Dot Passing , Used Truck Inspected, Zero Down Financing WAC, Work Station, Upper Bunk, Fridge, Inverter, Complete Detail

Recently Updated
$57,950 USD
Get ready for an unbeatable deal on this 2020 Volvo VNL 860, a road warrior with 548,000 miles powered by a robust D13 Engine delivering 425HP and paired with a 2.64 rear ratio for excellent...
Warranty
ConditionUsed
Usage548,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power425 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission12 Speed I Shift Automatic
Sleeper TypeCondo Sleeper
Sleeper Size77"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End13,200 lb 2.64 ratio
Stock NumberU238520
MLS Number13905773
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2021 International LT625 Day Cab Truck- New Virgin Rubber, 90 Day Warranty, Leased Maintained
16 0

2021 International LT625 Day Cab Truck- New Virgin Rubber, 90 Day Warranty, Leased Maintained

Price Drop
$29,950 USD
For sale is a 2021 International LT, powered by a robust A26 engine delivering 450 horsepower. This truck is equipped with Bridgestone virgin rubber tires and a battery disconnect switch for...
Warranty
ConditionUsed
Usage307,201 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberU513365
MLS Number13775874
CategoryDay Cab Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2020 International LT625 Day Cab Truck- 90 day Warranty Included , Passing Dot , Financing Available
14 0

2020 International LT625 Day Cab Truck- 90 day Warranty Included , Passing Dot , Financing Available

Recently Updated
$59,995 USD
Discover this exceptional 2020 International LT625 Day Cab, designed for performance and reliability. Powered by a Cummins engine with 450 horsepower and paired with a smooth Eaton automatic...
Warranty
ConditionUsed
Usage134,126 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission10 Speed Ultrashift Automatic
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberU105640
MLS Number13775913
CategoryDay Cab Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2020 Mack Anthem Sleeper Semi Truck- 90 Day Engine, Aftertreatment, Transmission and Rear Warranty Included
20 0

2020 Mack Anthem Sleeper Semi Truck- 90 Day Engine, Aftertreatment, Transmission and Rear Warranty Included

Recently Updated
$39,950 USD
For Sale: 2020 Mack Anthem - 602,000 Miles, This 2020 Mack Anthem is a reliable, DOT-passing workhorse ready for the road. Powered by a Mack MP8 engine with 415 HP and equipped with a...
Warranty
ConditionUsed
Usage602,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power415 HP
Engine ModelMack MP8
Drivetrain6x4
Transmission12 Speed mDRIVE Automatic
Sleeper TypeCondo Sleeper
Sleeper Size70"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock NumberU014887
MLS Number13763261
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2019 International HX620 Dump Truck, Dot Passing , Zero Down Financing Available WAC , Warranty Options
13 0

2019 International HX620 Dump Truck, Dot Passing , Zero Down Financing Available WAC , Warranty Options

Recently Updated
$142,995 USD
For sale: a robust 2019 International HX620 with a powerful Cummins X15 485 HP engine and smooth Allison Automatic 4500rds transmission, paired with a tandem axle setup featuring a 20,000 lb...
ConditionUsed
Usage134,211 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power485 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb 4.56 ratio
Stock NumberU291896
MLS Number13843833
CategoryDump Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
2023 Kenworth T680 Sleeper Semi Truck - Factory Warranty Remaining, X15 Cummins, 450hp, Carrier APU,
17 0

2023 Kenworth T680 Sleeper Semi Truck - Factory Warranty Remaining, X15 Cummins, 450hp, Carrier APU,

Price Drop
$69,950 USD
For Sale: 2023 Kenworth T680 - 400,518 Miles, This meticulously maintained 2023 Kenworth T680 is road-ready, DOT passing, and packed with premium features for ultimate performance and...
Warranty
ConditionUsed
Usage400,518 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins ISX / X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeCondo Sleeper
Sleeper Size76"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberU235365
MLS Number13763257
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
Mack Pinnacle CXU613 Day Cab Truck - MP8-415C 415HP, 10 Speed Manual
14 2

2009 Mack Pinnacle CXU613 Day Cab Truck - MP8-415C 415HP, 10 Speed Manual

Newly Listed
$26,900 USD
2009 Mack Pinnacle CXU613, MP8 415 hp, 10 speed manual, 414,000 miles, interior like new, 12K front, 40 K rears, 3.73 ratio, diff lock, no rust, good rubber ready to go,
ConditionUsed
Usage414,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power415 HP
Engine ModelMack MP8-415C
Drivetrain6x4
Transmission10 Speed Manual
SuspensionMack
Rear AxleTandem Axle
Rear End40,000 lb 3.73 ratio
MLS Number13971919
CategoryDay Cab Semi Trucks
Last Updated11/7/2025
Location
WINGER, MN, US
Sold By
Lucken Trucks and Parts
Kenworth W900L Sleeper Semi Truck - Flat Top Sleeper, Cummins 450HP, 10 Speed Ultrashift Amt
43 1

2011 Kenworth W900L Sleeper Semi Truck - Flat Top Sleeper, Cummins 450HP, 10 Speed Ultrashift Amt

Newly Listed
$49,500 USD
2011 Kenworth W900L Sleeper, 450hp Cummins ISX15, Deleted, 10spd Automated Transmission, 1.4 Million Miles, Air Ride Suspension, 250in Wheelbase, 1 Line Wet Kit, Nationwide Delivery...
ConditionUsed
Usage1,470,425 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins ISX15
Drivetrain6x4
Transmission10 Speed Ultrashift Automated
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number7527
MLS Number13971911
CategorySleeper Semi Trucks
Last Updated11/7/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Did you find what you were looking for? Yes No