Used Mack 6 Speed Trucks with Cummins Engines For Sale

Your Current Search
Industry
Trucks
Manufacturer
Mack
Transmission Speeds
6 Speed
Engine Manufacturer
Cummins
Condition
Used
Market Type
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (7)
Manufacturer
Mack (7)
Model
Select a category to view available models.
Condition
Used (7)
Model Year
-
Transmission Type
Transmission Speed
6 Speed (7)
Drive Train
4x2 (1)
Engine Manufacturer
Cummins (7)
Suspension Type
Air Ride (7)
Fuel Type
Diesel (3)
Mileage
-
Horsepower
-
Price
-
Country
United States (7)
State / Region
Select a state below and click Refine Results.




Market Type
1-7 of 7 results
1-7 of 7 results
Mack MD6 Water Truck - Cummins, 6 Speed Automatic
45 0

2024 Mack MD6 Water Truck - Cummins, 6 Speed Automatic

Newly Listed
$115,000 USD
$8,500/mo to rent
NEW!!! 2024 MACK MD642 WATER TRUCK, CUMMINS ISB 6.7 ENGINE, ALLISON 2500 RDS 6 SPEED TRANSMISSION, CRUISE CONTROL, ENGINE BRAKE,BACKUP ALARM, BACKUP CAMERA, DIF LOCKS, 206" WHEELBASE, LOW...
ConditionUsed
Usage1,749 Miles
Duty ClassMedium Duty Water Truck
Transmission6 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
MLS Number13711557
CategoryWater Trucks
Last Updated7/19/2025
Location
Jackson, TN, US
Sold By

Snider Equipment

Mack MD6 Box Truck - 300HP, 6 Speed Automatic
11 0

2024 Mack MD6 Box Truck - 300HP, 6 Speed Automatic

Newly Listed
$59,950 USD
The Mack MD Series Cabin Chassis is a highly adaptable and dependable medium-duty truck platform, designed to be upfitted into a wide range of vocational applications. Whether you need a...
ConditionUsed
Usage128,144 Miles
Duty ClassMedium Duty Box Truck
Horse Power300 HP
Engine ModelCummins ISB6.7
Transmission6 Speed Automatic
SuspensionAir Ride
Stock NumberWS10366
MLS Number13707433
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/19/2025
Location
Oklahoma City, OK, US
Sold By

Michelle Sells Trucks

Mack MD6 Box Truck - 300HP, 6 Speed Automatic
11 0

2024 Mack MD6 Box Truck - 300HP, 6 Speed Automatic

Newly Listed
$59,950 USD
The Mack MD Series Cabin Chassis is a highly adaptable and dependable medium-duty truck platform, designed to be upfitted into a wide range of vocational applications. Whether you need a...
ConditionUsed
Usage128,144 Miles
Duty ClassMedium Duty Box Truck
Horse Power300 HP
Engine ModelCummins ISB6.7
Transmission6 Speed Automatic
SuspensionAir Ride
Stock NumberWS10366
MLS Number13707430
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/19/2025
Location
Commerce City, CO, US
Sold By

Michelle Sells Trucks

Mack MD6 Box Truck - 300HP, 6 Speed Automatic
11 0

2024 Mack MD6 Box Truck - 300HP, 6 Speed Automatic

Newly Listed
$59,950 USD
The Mack MD Series Cabin Chassis is a highly adaptable and dependable medium-duty truck platform, designed to be upfitted into a wide range of vocational applications. Whether you need a...
ConditionUsed
Usage128,144 Miles
Duty ClassMedium Duty Box Truck
Horse Power300 HP
Engine ModelCummins ISB6.7
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberWS10366
MLS Number13707420
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated7/19/2025
Location
Kansas City, MO, US
Sold By

Michelle Sells Trucks

Mack Granite GU533 Tandem Axle Rollback Tow Truck - Cummins, 345HP, 6 Speed Allison Rds Automatic
12 0

2014 Mack Granite GU533 Tandem Axle Rollback Tow Truck - Cummins, 345HP, 6 Speed Allison Rds Automatic

$94,900 USD
2014 Mack GU533 --- Tandem Axle, ISL-9 Cummins 345 HP, Allison Automatic 6 Speed, 20,000 Front Axle, 46,000 Rear Axle, 255" Wheelbase, 23' 7" Bridge, Air Ride, Double Frame, 2 Stage Engine...
ConditionUsed
Usage13,033,333 Hours
Duty ClassHeavy Duty Rollback Tow Truck
Bed Length23 ft.
Horse Power345 HP
Engine ModelCummins ISL9
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 5.29 ratio
Stock Number010254
MLS Number13157276
CategoryRollback Tow Trucks
Last Updated5/17/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite GU533 Roll Off Truck - Cummins, 345HP
10 0

2014 Mack Granite GU533 Roll Off Truck - Cummins, 345HP

$94,900 USD
Tandem Axle, ISL-9 Cummins 345 HP, Allison Automatic 6 Speed, 5.29 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 255" Wheelbase, 23' 7" Bridge, Air Ride, Double Frame, 2 Stage Engine Brake,...
ConditionUsed
Usage173,627 Miles
Duty ClassHeavy Duty Roll Off Truck
Horse Power345 HP
Engine ModelCummins ISL9
Transmission6 Speed Allison RDS
SuspensionAir Ride
Rear AxleTandem Axle
Rear End46,000 lb 5.29 ratio
Stock NumberEM010254
MLS Number13157313
CategoryRoll Off Trucks
Last Updated5/16/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack MD6 26 ft Box Truck - 260HP, 6 Speed Allison Rds Automatic, Liftgate
12 0

2022 Mack MD6 26 ft Box Truck - 260HP, 6 Speed Allison Rds Automatic, Liftgate

$69,900 USD
Single Axle, 26' Marathon Van Body, 2,500 LB "Waltco" Lift Gate, Under CDL, B6.7 Cummins 260 HP, Allison Automatic 6 Speed, 5.57 Ratio, Engine Brake, Air Ride, 268" WB, 10K FA, 17K RA,...
ConditionUsed
Usage3,932 Hours
Duty ClassMedium Duty Box Truck
Box Length26 ft.
Horse Power260 HP
Engine ModelCummins B6.7
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End17,000 lb 5.57 ratio
LiftgateYes
Stock NumberNS004267
MLS Number13124198
CategoryDelivery / Moving / Straight / Box Trucks
Last Updated5/16/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Did you find what you were looking for? Yes No