Automatic 6x4 Trucks For Sale

Your Current Search
Industry
Trucks
Drive Type
6x4
Transmission Type
Automatic
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (1754)
Model
Select a manufacturer to view available models.
Model Year
-
Transmission Type
Automatic (1754)
Drive Train
6x4 (1754)
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
1-25 of 1,754 results
1-25 of 1,754 results
Western Star 47X Tandem Axle Cab & Chassis Truck - Detroit, 450HP, 6 Speed Allison Rds Automatic
12 0

2025 Western Star 47X Tandem Axle Cab & Chassis Truck - Detroit, 450HP, 6 Speed Allison Rds Automatic

Call for price
NEW 2025 Western Star 47X Cab and Chassis! Detroit DD13 450hp, Allison 4500RDS, haulmaax rear suspension. Truck is on the ground and waiting to be made into something you need!! Call today...
ConditionNew
Usage2,294 Miles
Duty ClassHeavy Duty Cab & Chassis Truck
Horse Power450 HP
Engine ModelDetroit DD13
Emission RatingUSA Tier 4 Final
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleTandem Axle
Rear End46,000 lb 4.56 ratio
Stock NumberWS4826
MLS Number13222207
CategoryCab & Chassis Trucks
Last Updated11/9/2024
Location
Westbrook, ME, US
Sold By

Freightliner of Maine

Western Star 4700 Tandem Axle Plow / Spreader Truck - Detroit, 470HP, Automatic
6 0

2022 Western Star 4700 Tandem Axle Plow / Spreader Truck - Detroit, 470HP, Automatic

Call for price
Turn Key Snowplows Now Available for Purchase or Lease | Contract Options Available | Drive Home Today |, Western Star 4700, Detroit DD13, Allison 4500RDS, 46,000 Rear, 20,000 Front, Bonnell...
ConditionNew
Usage10 Miles
Duty ClassHeavy Duty Plow / Spreader Truck
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
TransmissionAutomatic
SuspensionTufTrac
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock NumberWS22666
MLS Number12280601
CategoryPlow / Spreader Trucks
Last Updated3/30/2024
Location
Saint Michael, MN, US
Sold By

Boyer Trucks

Kenworth T800 Day Cab Truck
9 0

2004 Kenworth T800 Day Cab Truck

$39,950 USD
342653 Miles, Engine: CATERPILLAR C12, 430 HP, 10 Speed Automatic Transmission, Drive: 6x4, Overdrive, AG 380 Suspension
ConditionUsed
Usage342,653 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelCaterpillar C12
Drivetrain6x4
Transmission10 Speed Automatic
SuspensionAG 380
Stock NumberVTP232121
MLS Number12567181
CategoryDay Cab Semi Trucks
Last Updated8/11/2024
Location
Salt Lake City, UT, US
Sold By

Vriens Truck Parts

Freightliner Columbia 120 Sleeper Semi Truck - Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic
9 1

2006 Freightliner Columbia 120 Sleeper Semi Truck - Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic

Call for price
2006 FREIGHTLINER COLUMBIA 120, 14 LITER DETROIT SERIES 60, AUTOMATIC TRANSMISSION, APU, OVERHAULED BY SMITH POWER,,
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDetroit SERIES 60 14.0 DDEC V
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAirLiner
Rear AxleTandem Axle
Stock NumberV93380-FL
MLS Number12946394
CategorySleeper Semi Trucks
Last Updated6/21/2024
Location
OGDEN, UT, US
Sold By

Rocky Mountain Truck Parts

Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, Automatic
20 0

2016 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, Automatic

Call for price
USED Freightliner Cascadia 125 Day Cab Truck Auto Transmission, 6x4 Drive Line, 12 Speed, 596,000mi, Detroit, DD13 450HP 12.8L In-Line Detroit DD1, 24.5 11R Steel/Alum,
ConditionUsed
Usage596,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
TransmissionAutomatic
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberUSED FREIGHTLINER
MLS Number12730921
CategoryDay Cab Semi Trucks
Last Updated10/29/2024
Location
Converse, TX, US
Sold By

NEXA Trailers

2021 Freightliner Cascadia Sleeper Semi Truck - 400HP, Automatic / Quantity 2
5 0

2021 Freightliner Cascadia Sleeper Semi Truck - 400HP, Automatic / Quantity 2

$52,500 USD
Quantity2
ConditionUsed
Usage452,982 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Automatic
Rear AxleTri Axle
Stock NumberUJ4916
MLS Number13175385
CategorySleeper Semi Trucks
Last Updated10/15/2024
Location
Crestwood, IL, US
Sold By

Optima Truck & Trailer Sales Inc

2020 International Sleeper Semi Truck
19 0

2020 International Sleeper Semi Truck

$49,950 USD
ConditionUsed
Usage385,346 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Upfit MakeInternational
Horse Power450 HP
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.36 ratio
Stock NumberU-8405
MLS Number12760654
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 International LT625 Sleeper Semi Truck
20 0

2020 International LT625 Sleeper Semi Truck

$49,950 USD
ConditionUsed
Usage370,586 Miles
Upfit MakeInternational
Horse Power450 HP
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.36 ratio
Stock NumberU-8403
MLS Number12760646
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 Kenworth T680 Sleeper Semi Truck, Thermo King APU, Virgin Drive tires
19 0

2020 Kenworth T680 Sleeper Semi Truck, Thermo King APU, Virgin Drive tires

$67,950 USD
ConditionUsed
Usage450,654 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeDouble Bunk
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-8397
MLS Number12760672
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 Freightliner Cascadia Sleeper Semi Truck
20 0

2020 Freightliner Cascadia Sleeper Semi Truck

$47,950 USD
ConditionUsed
Usage570,912 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof XT Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Numberu-8222
MLS Number12690763
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, US
Sold By

Impel Union Inc.

2020 Freightliner Cascadia Sleeper Semi Truck
19 0

2020 Freightliner Cascadia Sleeper Semi Truck

$49,950 USD
ConditionUsed
Usage513,853 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof XT Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock NumberU-8221
MLS Number12690759
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, US
Sold By

Impel Union Inc.

2020 Freightliner Cascadia Sleeper Semi Truck
20 0

2020 Freightliner Cascadia Sleeper Semi Truck

$49,950 USD
ConditionUsed
Usage510,100 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof XT Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Numberu-8219
MLS Number12690762
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, US
Sold By

Impel Union Inc.

2020 International LT Sleeper Semi Truck
20 0

2020 International LT Sleeper Semi Truck

$45,950 USD
ConditionUsed
Usage423,593 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeMid Roof XT Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-8053
MLS Number12760639
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 International LT Sleeper Semi Truck
20 0

2020 International LT Sleeper Semi Truck

$45,950 USD
ConditionUsed
Usage423,555 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeMid Roof XT Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-8052
MLS Number12735238
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 International LT Sleeper Semi Truck
21 0

2020 International LT Sleeper Semi Truck

$45,950 USD
ConditionUsed
Usage423,555 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins CUMMINS X-15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeMid Roof XT Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-8052
MLS Number12760640
CategorySleeper Semi Trucks
Last Updated4/8/2024
Location
Houston, TX, US
Sold By

Impel Union Inc.

2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires
27 0

2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires

$56,950 USD
2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires, Balance of Paccar 7 Year/700K miles Major Component Coverage Financing...
Quantity2
ConditionUsed
Usage446,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX13
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock NumberU-8011
MLS Number12611335
CategorySleeper Semi Trucks
Last Updated2/13/2024
Location
Wilmer, TX, US
Sold By

Impel Union Inc.

2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires
34 0

2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires

$56,950 USD
2020 Kenworth T680, 76” Double Bunk Sleeper, MX13 – 455 HP, 12 Speed Auto, 230” WB, TriPac APU, New Virgin Drive Tires, Balance of Paccar 7 Year/700K miles Major Component Coverage Financing...
Quantity2
ConditionUsed
Usage437,300 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX13
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock NumberU-8010
MLS Number12611331
CategorySleeper Semi Trucks
Last Updated2/16/2024
Location
Wilmer, TX, US
Sold By

Impel Union Inc.

2020 Kenworth T880 Tandem Axle Day Cab, Cummins X15, 450 HP, 12 Speed Auto, 195" Wheelbase, Air Ride, Low Miles.
26 0

2020 Kenworth T880 Tandem Axle Day Cab, Cummins X15, 450 HP, 12 Speed Auto, 195" Wheelbase, Air Ride, Low Miles.

$89,950 USD
2020 Kenworth T880 Tandem Axle Day Cab, Cummins X15, 450 HP, 12 Speed Auto, 195" Wheelbase, Air Ride, Low Miles. Financing available, Ask about available warranties on our equipment,...
ConditionUsed
Usage247,517 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
SuspensionAG 400L
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberU-7971
MLS Number12587407
CategoryDay Cab Semi Trucks
Last Updated3/11/2024
Location
Wilmer, TX, US
Sold By

Impel Union Inc.

Peterbilt 579 Sleeper Semi Truck - Cummins, 12 Speed Automatic
1 0

2024 Peterbilt 579 Sleeper Semi Truck - Cummins, 12 Speed Automatic

Call for price
2024 Peterbilt 579 U-7563 - Chicago,
ConditionNew
Usage814 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Drivetrain6x4
Transmission12 Speed Automatic
Rear AxleTandem Axle
Stock NumberU-7563
MLS Number12459486
CategorySleeper Semi Trucks
Last Updated3/11/2024
Location
Alsip, IL, US
Sold By

Impel Union Inc.

Peterbilt 579 Sleeper Semi Truck - Cummins, 12 Speed Automatic
1 0

2024 Peterbilt 579 Sleeper Semi Truck - Cummins, 12 Speed Automatic

Call for price
2024 Peterbilt 579 U-7562 - Chicago,
ConditionNew
Usage32 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
Rear AxleTandem Axle
Stock NumberU-7562
MLS Number12459485
CategorySleeper Semi Trucks
Last Updated3/11/2024
Location
Alsip, IL, US
Sold By

Impel Union Inc.

Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins, 12 Speed Automatic
1 0

2024 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins, 12 Speed Automatic

Call for price
2024 Peterbilt 579 U-7561 - Chicago,
ConditionNew
Usage923 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Rear AxleTandem Axle
Stock NumberU-7561
MLS Number12459481
CategorySleeper Semi Trucks
Last Updated3/11/2024
Location
Alsip, IL, US
Sold By

Impel Union Inc.

Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic
0 0

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

$74,950 USD
Call for Pricing,
ConditionUsed
Usage409,206 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-7488
MLS Number12448398
CategorySleeper Semi Trucks
Last Updated1/5/2024
Location
Lone Jack, MO, US
Sold By

Impel Union Inc.

Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic
0 0

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Call for price
Call for Pricing,
ConditionUsed
Usage427,189 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-7487
MLS Number12448397
CategorySleeper Semi Trucks
Last Updated1/5/2024
Location
Lone Jack, MO, US
Sold By

Impel Union Inc.

Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic
0 0

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Call for price
Call for Pricing,
ConditionUsed
Usage431,375 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberU-7486
MLS Number12448396
CategorySleeper Semi Trucks
Last Updated1/5/2024
Location
Lone Jack, MO, US
Sold By

Impel Union Inc.

Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit, Automatic
19 0

2018 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit, Automatic

$36,950 USD
Engine: DETROIT DD13, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Sleeper Type: Mid Roof Sleeper, Tandem Rear Axles
ConditionUsed
Usage651,551 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
TransmissionUltrashift Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size60"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock NumberU-7482
MLS Number12448395
CategorySleeper Semi Trucks
Last Updated1/5/2024
Location
Converse, TX, US
Sold By

Impel Union Inc.

Did you find what you were looking for? Yes No