Heavy Duty 6 Speed Trucks For Sale

Your Current Search
Industry
Trucks
GVWR Category
Heavy Duty
Transmission Speeds
6 Speed
Market Type
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (1639)
Model
Select a manufacturer to view available models.
Model Year
-
GVWR Category
Heavy Duty (1639)
Transmission Speed
6 Speed (1639)
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
Market Type
1-25 of 1,639 results
1-25 of 1,639 results
Featured Item
Western Star 4700 Tri Axle Dump Truck - Detroit 505HP, 6 Speed Allison Rds Automatic
17 0

2021 Western Star 4700 Tri Axle Dump Truck - Detroit 505HP, 6 Speed Allison Rds Automatic

Recently Updated
$179,900 USD
Triaxle, 16' Logan Steel Dump w/60" Sides, DD13 Detroit 505 HP, Allison Automatic 6 Speed, 4.30 Ratio, 3 Stage Engine Brake, TufTrac, Double Frame, 20K FA, 46K RA, 20K Pusher, 226" WB, 21'1"...
ConditionUsed
Usage7,651 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeLOGAN CORP
Horse Power505 HP
Engine ModelDetroit DD13
Transmission6 Speed Allison RDS Automatic
SuspensionTufTrac
Rear AxleTri Axle
Rear End4.30 ratio
Stock NumberMLMY3688
MLS Number13299912
CategoryDump Trucks
Last Updated1/9/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
2013 Ford F-750 Boom / Bucket Truck
55 0

2013 Ford F-750 Boom / Bucket Truck

$32,500 USD
2013 Ford F-750 with Terex Hi-Ranger TL55 Aerial Lift with Jib Hoist, 60 Foot Working Height from 600 Lb Capacity 2 Man Bucket, Astoria 13 Foot Service Bed with 4 Hydraulic Outriggers,...
ConditionUsed
Usage151,542 Miles
Duty ClassHeavy Duty Boom / Bucket Truck
Horse Power280 HP
Engine ModelCummins ISB
Drivetrain4x2
Transmission6 Speed Automatic
Rear AxleSingle Axle
Rear End23,000 lb
Stock Number9697
MLS Number13311220
CategoryBoom & Bucket Trucks
Last Updated1/7/2025
Location
Sparta, KY, US
Sold By

Craigmyle Truck and Trailer Sales

Featured Item
2024 Kenworth T880 Dump Truck - Dump Body
24 3

2024 Kenworth T880 Dump Truck - Dump Body

$229,900 USD
For Sale: 2024 Kenworth T880 Dump Truck – Spec’d for Performance and Durability Stock Number: 1854900, Specifications:, Engine: PACCAR MX-13, 455 HP, Transmission: Allison 4500 RDS...
Warranty
ConditionUsed
Usage41,891 Miles
Duty ClassHeavy Duty Dump Truck
Upfit TypeDump Body
Bed Length16 ft.
Horse Power455 HP
Engine ModelPaccar MX13
Drivetrain6x4
Transmission6 Speed Allison RDS Automated
SuspensionChalmers
Rear AxleTandem Axle
Rear End46,000 lb 3.90 ratio
Stock Number1854900
MLS Number13305268
CategoryDump Trucks
Last Updated1/3/2025
Location
Atlanta, GA, US
Sold By

Rush Truck Centers Atlanta

Featured Item
2024 Mack Granite GR64F Tandem Axle Dump Truck - Like New
10 0

2024 Mack Granite GR64F Tandem Axle Dump Truck - Like New

$203,800 USD
2024 Mack GR64F Tandem-Axle Dump Truck - LIKE NEW. Two (2) twin units available as of Nov 21st. Only 65k miles (approx.). Mack MP8 diesel engine. 445 HP. 13.0 L displacement. Mack M-Drive 12...
Warranty
ConditionUsed
Usage60,000 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power445 HP
Engine ModelMack MP8
Emission RatingTier 4 Final
Drivetrain6x4
Transmission6 Speed mDRIVE Manual
SuspensionCamelback
Rear AxleTandem Axle
Rear End44,000 lb 3.55 ratio
Capacity16 yards
MLS Number13281335
CategoryDump Trucks
Last Updated12/11/2024
Location
San Antonio, TX, US
Sold By

Equipment Dudes LLC

Featured Item
Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 16' Dump
15 0

2025 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 16' Dump

$252,900 USD
Triaxle, 16' Logan Steel Dump w/60" Sides, High Lift Gate, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 3 Stage Engine Brake, 4.78 Ratio, Chalmers, Double Frame, 20K FA, 46K RA, 21K Pusher...
ConditionUsed
Usage486 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeLOGAN CORP
Bed Length16 ft.
Horse Power510 HP
Engine ModelPaccar MX-13
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End4.78 ratio
Stock NumberSJ141518
MLS Number13166441
CategoryDump Trucks
Last Updated12/26/2024
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump
16 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$254,900 USD
Triaxle, 16' Ox Stampede Steel Dump w/62" Sides, High Lift Gate, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 20K FA, 46K RA, 20K...
ConditionUsed
Usage1,852 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End4.56 ratio
Stock NumberRJ330835
MLS Number13140898
CategoryDump Trucks
Last Updated12/26/2024
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
2018 International DuraStar 4400 Curtain Side Truck - Box Van
1 0

2018 International DuraStar 4400 Curtain Side Truck - Box Van

$49,000 USD
2018 International 52000 GVW L 9 Cummings Allison 6 speed automatic very clean . Pindle hitch rearend with air brake hook up . 34000 GVW trailer available
ConditionUsed
Usage155,555 Miles
Duty ClassHeavy Duty Curtain Side Truck
Upfit TypeBox Van
Box Length24 ft.
Horse Power390 HP
Engine ModelCummins L9
Drivetrain6x4
Transmission6 Speed Allison HS Automatic
Suspension4 Bag Air Ride
Door TypeSwing
MLS Number13165150
CategoryCurtain Side Trucks
Last Updated12/18/2024
Location
Las Vegas, NV, US
Sold By

The Flooring Wharehouse LLC

Featured Item
Peterbilt 567 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic
14 0

2022 Peterbilt 567 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic

$219,900 USD
Triaxle, 16' Ox Stampede Steel Dump w/62" Sides, High Lift Gate, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.30 Ratio, 3 Stage Engine Brake, HaulMaax EX, Double Frame, 228" WB, 21'4"...
ConditionUsed
Usage5,527 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Horse Power500 HP
Engine ModelCummins X15
Transmission6 Speed Allison RDS Automatic
SuspensionHaulMaax
Rear AxleTri Axle
Rear End4.30 ratio
Stock NumberND799616
MLS Number12962820
CategoryDump Trucks
Last Updated12/26/2024
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, Automatic
8 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, Automatic

$255,900 USD
Triaxle, 18' Heritage "Heated" Steel Dump w/54" Sides, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.30 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 18,740 FA, 46,000 RA, 20,000...
ConditionUsed
Usage1,659 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Horse Power500 HP
Engine ModelCummins X15
Transmission6 Speed Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock NumberRJ331202
MLS Number12592798
CategoryDump Trucks
Last Updated12/26/2024
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Featured Item
2014 Peterbilt 348 Stainless Steel 1600 Gallon Vacuum Tank Truck
37 0

2014 Peterbilt 348 Stainless Steel 1600 Gallon Vacuum Tank Truck

Call for price
â—‹ 2014 348 Stainless Steel 1600 Gal Vacuum Tank Septic Sewer Truck â—‹ Paccar 300 HP turbo diesel w/ Allison 6 spd. automatic transmission â—‹ 4,949 total original miles / 226 total truck...
ConditionUsed
Usage226 Hours
Duty ClassHeavy Duty Vacuum Truck
Upfit TypeVacuum Excavator
Upfit MakeWest-Mark
Horse Power300 HP
Engine ModelPaccar ISL9300
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Capacity1600 Gallons
MLS Number12095505
CategoryVacuum Trucks
Last Updated12/20/2024
Location
Fontana, CA, US
Sold By

Quality Truck Sales

Hino 338 Mechanic / Service Truck - 220HP, 6 Speed Manual
6 0

2008 Hino 338 Mechanic / Service Truck - 220HP, 6 Speed Manual

Price Drop
$15,000 USD
good truck, runs great, air compressor, welder, crane, air brakes, air seat,,
ConditionUsed
Usage237,228 Miles
Duty ClassHeavy Duty Service Truck
Horse Power220 HP
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number08HINO237SER
MLS Number11384243
CategoryMechanic / Utility / Service Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner M2 106 24 ft Box Truck - 240HP, 6 Speed Manual, Liftgate
6 0

2006 Freightliner M2 106 24 ft Box Truck - 240HP, 6 Speed Manual, Liftgate

Price Drop
$13,000 USD
runs great, nice cab, lift gate, side door, *LOW MILES,
ConditionUsed
Usage157,677 Miles
Duty ClassHeavy Duty Box Truck
Box Length24 ft.
Horse Power240 HP
Engine ModelCaterpillar C7
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb 3.90 ratio
LiftgateYes
Stock Number06M2157BOX
MLS Number11349951
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International DuraStar 4300 26 ft Box Truck - 220HP, 6 Speed Manual, Roll up Door
4 0

2012 International DuraStar 4300 26 ft Box Truck - 220HP, 6 Speed Manual, Roll up Door

Price Drop
$15,000 USD
good truck, runs great, nice cab, air brakes, tilt/tele, cruise, AS-IS,
ConditionUsed
Usage209,238 Miles
Duty ClassHeavy Duty Box Truck
Box Length26 ft.
Horse Power220 HP
Engine ModelInternational MAXXFORCE DT
Drivetrain4x2
Transmission6 Speed Manual
Rear AxleSingle Axle
Rear End21,900 lb
Door TypeRoll up
Stock Number124300209BOX
MLS Number11265333
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Mack DM685S Tandem Axle Grapple Truck - E-6, 300HP, 6 Speed Manual
6 0

1974 Mack DM685S Tandem Axle Grapple Truck - E-6, 300HP, 6 Speed Manual

Price Drop
$17,000 USD
good older truck, runs great, LAKESHORE 80 BOOM and GRAPPLE, double frame,,
ConditionUsed
Usage474,495 Miles
Duty ClassHeavy Duty Grapple Truck
Horse Power300 HP
Engine ModelMack E6
Drivetrain6x4
Transmission6 Speed Manual
SuspensionCamelback
Rear AxleTandem Axle
Rear End44,000 lb
Stock Number74DMGRAPPLE
MLS Number11086287
CategoryGrapple Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International WorkStar 7300 Single Axle Dump Truck - DT-466 250HP, 6 Speed Manual, 10' Dump
3 0

2003 International WorkStar 7300 Single Axle Dump Truck - DT-466 250HP, 6 Speed Manual, 10' Dump

Price Drop
$13,000 USD
nice truck, runs great, clean, tilt/tele, power mirrors, air seat,* SUB FRAME OF BED TWISTED WHERE SICCOR HOIST IS. *TITLE STATES PREVIOUS SALVAGE,
ConditionUsed
Usage113,430 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length10 ft.
Horse Power250 HP
Engine ModelInternational DT466
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number037300113SADUMP
MLS Number11069003
CategoryDump Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner FL70 Single Axle Cab & Chassis Truck - Caterpillar, 230HP, 6 Speed Manual
4 0

2001 Freightliner FL70 Single Axle Cab & Chassis Truck - Caterpillar, 230HP, 6 Speed Manual

Price Drop
$5,000 USD
nice truck, runs great, clean, good truck, air brakes, air seat, good tires, frame has rust,
ConditionUsed
Usage178,256 Miles
Duty ClassHeavy Duty Cab & Chassis Truck
Horse Power230 HP
Engine ModelCaterpillar 3126
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb 4.11 ratio
Stock Number01FL70178SACC
MLS Number10922429
CategoryCab & Chassis Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Ford F-750 XL Single Axle Cab & Chassis Truck - Cummins, 260HP, 6 Speed Automatic
4 0

2012 Ford F-750 XL Single Axle Cab & Chassis Truck - Cummins, 260HP, 6 Speed Automatic

Price Drop
$10,000 USD
nice truck, runs great, clean, air seat, air ride, air brakes, 25 ft of frame, good tires, *CHECK ENGINE LIGHT ON, SELLING AS IS,
ConditionUsed
Usage324,704 Miles
Duty ClassHeavy Duty Cab & Chassis Truck
Horse Power260 HP
Engine ModelCummins ISB
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number12F750324SACC
MLS Number10909717
CategoryCab & Chassis Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International DuraStar 4400 Single Axle Chemical Tank Truck - DT, 300HP, 6 Speed Manual
5 0

2006 International DuraStar 4400 Single Axle Chemical Tank Truck - DT, 300HP, 6 Speed Manual

Price Drop
$10,000 USD
nice truck, runs great, fiberglass tank with pumps, cruise, tilt/tele,,
ConditionUsed
Usage357,157 Miles
Duty ClassHeavy Duty Chemical Tank Truck
Horse Power300 HP
Engine ModelInternational MAXXFORCE DT
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End20,000 lb
Stock Number064400357TANK
MLS Number10899041
CategoryChemical & Acid Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International DuraStar 4400 Flatbed Dump Truck - 250HP, 6 Speed Manual
9 0

2009 International DuraStar 4400 Flatbed Dump Truck - 250HP, 6 Speed Manual

Price Drop
$17,000 USD
nice truck, clean, 18 ft flat dump, air brakes, air seat,
ConditionUsed
Usage318,900 Miles
Duty ClassHeavy Duty Flatbed Dump Truck
Horse Power250 HP
Engine ModelInternational MAXXFORCE DT
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number094400318FLATDUMP
MLS Number10889803
CategoryFlatbed Dump Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Mack MR686S Mixer / Ready Mix / Concrete Truck - E-6, 350HP, 6 Speed Manual
21 0

1985 Mack MR686S Mixer / Ready Mix / Concrete Truck - E-6, 350HP, 6 Speed Manual

Price Drop
$10,000 USD
TRUCK DOES NOT RUN, PUTZMEIZER CONCRETE PUMPER, A LOT OF GOOD PARTS, WE ARE SELLING AS IS, NO REAR TROUGH, WILL ASSIST IN LOADING,
ConditionUsed
Usage119,982 Miles
Duty ClassHeavy Duty Mixer / Ready Mix / Concrete Truck
Horse Power350 HP
Engine ModelMack E6
Drivetrain6x4
Transmission6 Speed Manual
SuspensionCamelback
Rear AxleTandem Axle
Rear End44,000 lb
Stock Number85MRINOPPUMPER
MLS Number10435842
CategoryMixer / Ready Mix / Concrete Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International DuraStar 4300 Single Axle Chemical Tank Truck - DT-466, 225HP, 6 Speed Manual
5 0

2005 International DuraStar 4300 Single Axle Chemical Tank Truck - DT-466, 225HP, 6 Speed Manual

Price Drop
$10,000 USD
air brakes, air seat, PTO, liquid pump, 2 inch valves, *TRUCK HAS SET FOR A LONG TIME AND WILL NEED SERVICE AND GOIN GOVER TO BE PUT BACK TO WORK. SELLING AS IS IN NON-RUNNING CONDITION,
ConditionUsed
Usage150,000 Miles
Duty ClassHeavy Duty Chemical Tank Truck
Horse Power225 HP
Engine ModelInternational DT466
Drivetrain4x2
Transmission6 Speed Manual
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock Number054300252TANK
MLS Number10435704
CategoryChemical & Acid Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Ford F-750 24 ft Box Truck - 260HP, 6 Speed Manual, Roll up Door, Liftgate
4 0

2009 Ford F-750 24 ft Box Truck - 260HP, 6 Speed Manual, Roll up Door, Liftgate

Price Drop
$10,000 USD
24' Box, good running truck, good box, lift gate, air brakes, air seat, *TRUCK HAS SET FOR A WHILE AND WILL NEED A GOOD SERVICE AND GOING OVER TO BE PUT BACK TO WORK, WE ARE SELLING AS IS
ConditionUsed
Usage470,247 Miles
Duty ClassHeavy Duty Box Truck
Box Length24 ft.
Horse Power260 HP
Engine ModelCummins 6.7 LITER ISB
Drivetrain4x2
Transmission6 Speed Manual
Rear AxleSingle Axle
Rear End21,000 lb
Door TypeRoll up
LiftgateYes
Stock Number09F750470BOX
MLS Number10435646
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner M2 106 Single Axle Chemical Tank Truck - Mercedes, 280HP
3 0

2008 Freightliner M2 106 Single Axle Chemical Tank Truck - Mercedes, 280HP

Price Drop
$11,000 USD
nice truck, runs great, clean, air brakes, air seat,,
ConditionUsed
Usage215,188 Miles
Duty ClassHeavy Duty Chemical Tank Truck
Horse Power280 HP
Engine ModelMercedes MBE900
Drivetrain4x2
Transmission6 Speed
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb 3.91 ratio
Capacity1500 Gallons
Stock Number08M2215TANK
MLS Number10434749
CategoryChemical & Acid Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International DuraStar 4300 Single Axle Oil Field Truck - DT, 250HP
4 0

2008 International DuraStar 4300 Single Axle Oil Field Truck - DT, 250HP

Price Drop
$10,000 USD
nice flat bed, air seat, air brakes, POLE WINCH BED, *THIS TRUCK HAS SET FOR WHILE AND WILL NEED A GOOD SERVICE AND GOING OVER TO BE PUT BACK TO WORK, SELLING AS-IS,
ConditionUsed
Usage207,447 Miles
Duty ClassHeavy Duty Oil Field Truck
Horse Power250 HP
Engine ModelInternational MAXXFORCE DT
Drivetrain4x2
Transmission6 Speed
SuspensionSpring
Rear AxleSingle Axle
Rear End17,500 lb
Stock Number084300207WINCH
MLS Number10434424
CategoryOil Field Trucks
Last Updated1/12/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner Cascadia 126 Sleeper Semi Truck - 60" Mid Roof Sleeper, 505HP, 6 Speed Automatic
12 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Mid Roof Sleeper, 505HP, 6 Speed Automatic

Newly Listed
$60,671 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage500,413 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15 GHG'17 505/1625
Transmission6 Speed
Sleeper TypeMid Roof Sleeper
Sleeper Size60"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.73 ratio
Stock Number268744
MLS Number13325095
CategorySleeper Semi Trucks
Last Updated1/11/2025
Location
Phoenix, AZ, US
Sold By

Ryder

Did you find what you were looking for? Yes No