New 6 Speed Trucks For Sale in United States

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2025 Isuzu NRR Box Truck - 350HP, 6 Speed Allison Rds Automatic, Roll up Door, Liftgate

$89,985 USD

Dry Van Box with Liftgate and Rear Backup Camera. New 2025 Isuzu NRRGAS chassis, standard cab, 176” wheelbase, 107" CA, 19,500 lbs. GVWR, 5.375 rear axle ratio, GMPT-V8 6.6L gas engine,...

Condition	New
Usage	95 Miles
Duty Class	Medium Duty Box Truck
Horse Power	350 HP
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Door Type	Roll up
Liftgate	Yes
Stock Number	IN01143
MLS Number	12926059
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	8/13/2025
Location	Westminster, MD, US
Sold By	All Roads Trucks

(844) 962-___ SHOW
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2025 Isuzu NRR 16 ft Box Truck - 215HP, 6 Speed Automatic, Roll up Door, Liftgate

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**FACTORY DEMO** Save a lot on this one! 5yr / 200k Mile Powertrain PLUS Warranty! 2025 Isuzu NRR Diesel 3U3, 16' Box Truck w/ Lift Gate HTD DualRC 17" mirror, Suspension seat covers, ...

Condition	New
Duty Class	Medium Duty Box Truck
Box Length	16 ft.
Horse Power	215 HP
Engine Model	Isuzu 4HK1TC
Transmission	6 Speed Automatic
Door Type	Roll up
Liftgate	Yes
Stock Number	06821
MLS Number	13743862
Category	Delivery / Moving / Straight / Box Trucks
Last Updated	8/6/2025
Location	Worcester, MA, US
Sold By	Ballard Truck Center

2024 Isuzu FVR Hooklift Truck - Cummins, 260HP

$157,179 USD

FOR SALE! A brand new Isuzu FVR 4x2 upfitted with a Palfinger T29L hook lift. This vehicle is powered by a 260 hp Cummins 6.7L diesel motor, and gears are shifted via an Allison 2500RDS...

Condition	New
Horse Power	260 HP
Engine Model	Cummins 6.7L D
Drivetrain	4x2
Transmission	6 Speed
Suspension	Spring
Rear End	21,000 lb
Stock Number	RSB01064
MLS Number	13294420
Category	Hooklift Trucks
Last Updated	8/5/2025
Location	Houston, TX, US
Sold By	Custom Truck One Source

2025 Peterbilt 548 Dump Truck - Paccar 360HP

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This Peterbilt 548 6x4 16' Load King Dump Truck is a powerful, reliable solution for hauling heavy loads efficiently. With a 16-foot bed and 15-cubic-yard capacity, it handles everything...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SM749255
MLS Number	13702572
Category	Dump Trucks
Last Updated	2/10/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 988-___ SHOW
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2025 Autocar XPERT ACMD Single Axle Cab & Chassis Truck - Cummins, 330HP, 6 Speed Allison Rds Automatic

$162,995 USD

2025 ACMD42Front Axle 14k Rear axle 24k, Drum Brakes/Air, Air ride Hendrickson Suspension, Cummins 8L 330hp with exhaust brakes, Allison 3000 Transmission,,

Condition	New
Usage	683 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	330 HP
Engine Model	Cummins L9
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	26,000 lb 6.14 ratio
Stock Number	249800
MLS Number	13232166
Category	Cab & Chassis Trucks
Last Updated	8/5/2025
Location	Roseville, MN, US
Sold By	Universal Truck Sales

2026 Freightliner 114SD Day Cab Truck - Detroit 525HP

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The Freightliner 114SD Road Tractor is a powerhouse designed for demanding heavy-haul applications. With a 525 HP Detroit DD13 engine and Allison 4500 RDS automatic transmission, it delivers...

Condition	New
Horse Power	525 HP
Engine Model	Detroit DD13 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	THWR9051
MLS Number	13735991
Category	Day Cab Semi Trucks
Last Updated	8/1/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Freightliner 114SD Day Cab Truck - Detroit 525HP

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The Freightliner 114SD Road Tractor is a powerhouse designed for demanding heavy-haul applications. With a 525 HP Detroit DD13 engine and Allison 4500 RDS automatic transmission, it delivers...

Condition	New
Horse Power	525 HP
Engine Model	Detroit DD13 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	THWR9050
MLS Number	13735990
Category	Day Cab Semi Trucks
Last Updated	8/1/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Freightliner 114SD Day Cab Truck - Detroit 525HP

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The Freightliner 114SD Road Tractor is a powerhouse designed for demanding heavy-haul applications. With a 525 HP Detroit DD13 engine and Allison 4500 RDS automatic transmission, it delivers...

Condition	New
Horse Power	525 HP
Engine Model	Detroit DD13 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	THWR9047
MLS Number	13735986
Category	Day Cab Semi Trucks
Last Updated	8/1/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 962-___ SHOW
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2025 Isuzu NRR Dump Truck - 350HP, 6 Speed Allison Rds Automatic

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2025 Isuzu NRR Gas Dump Truck Air conditioning, 3 person seating, Audio system w/ 7" touch screen Moroney Dump Body Drop dide dump, 10 gauge steel floor and walls, hitch and brake...

Condition	New
Duty Class	Medium Duty Dump Truck
Horse Power	350 HP
Transmission	6 Speed Allison RDS Automatic
Rear End	5.37 ratio
Stock Number	01044
MLS Number	13734512
Category	Dump Trucks
Last Updated	7/31/2025
Location	Worcester, MA, US
Sold By	Ballard Truck Center

2025 Freightliner M2 106 Dump Truck - Detroit 350HP

$180,785 USD

The Freightliner M2106 6x4 with a 16' Duraclass dump body offers a powerful, reliable solution for heavy-duty hauling and construction applications. Equipped with a 350 HP Detroit DD8 engine...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDVY5181
MLS Number	13733845
Category	Dump Trucks
Last Updated	7/31/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2025 Freightliner M2 106 Dump Truck - Detroit 350HP

$180,785 USD

The Freightliner M2106 6x4 with a 16' Duraclass dump body offers a powerful, reliable solution for heavy-duty hauling and construction applications. Equipped with a 350 HP Detroit DD8 engine...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDVY5180
MLS Number	13733844
Category	Dump Trucks
Last Updated	7/31/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2025 Freightliner M2 106 Dump Truck - Detroit 350HP

$180,785 USD

The Freightliner M2106 6x4 with a 16' Duraclass dump body offers a powerful, reliable solution for heavy-duty hauling and construction applications. Equipped with a 350 HP Detroit DD8 engine...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDVY5177
MLS Number	13733843
Category	Dump Trucks
Last Updated	7/31/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2025 Freightliner M2 106 Dump Truck - Detroit 350HP

$180,785 USD

The Freightliner M2106 6x4 with a 16' Duraclass dump body offers a powerful, reliable solution for heavy-duty hauling and construction applications. Equipped with a 350 HP Detroit DD8 engine...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDVY5176
MLS Number	13733842
Category	Dump Trucks
Last Updated	7/31/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2025 Freightliner M2 106 Dump Truck - Detroit 350HP

$180,785 USD

The Freightliner M2106 6x4 with a 16' Duraclass dump body offers a powerful, reliable solution for heavy-duty hauling and construction applications. Equipped with a 350 HP Detroit DD8 engine...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDVY5174
MLS Number	13733839
Category	Dump Trucks
Last Updated	7/31/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(866) 751-___ SHOW
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2025 Western Star 47X Tandem Axle Cab & Chassis Truck - Cummins, 370HP, 6 Speed Allison Rds Automatic

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Western Star 47X Tandem Cab/Chassis Ready to rig for any application! Call today before their gone, only two left to choose from! Cummins L9 370/1250, Allison 3000, Full Lockers, 5.29...

Condition	New
Usage	271 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	370 HP
Engine Model	Cummins L9
Transmission	6 Speed Allison RDS Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	109140
MLS Number	13316350
Category	Cab & Chassis Trucks
Last Updated	8/2/2025
Location	Pikeville, KY, US
Sold By	Boyd Truck Centers

(855) 906-___ SHOW
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2024 International CV Single Axle Truck Body - 6 Speed Allison Rds Automatic

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2024 INTERNATIONAL CV515 SFA 4X4, International 6.6L (350 HP), Allison 2700 RDS Automatic Transmission, 7,500 lb front axle, 15,500 rear axle 4.30 ratio on Spring Suspension, Dana Spicer...

Condition	New
Duty Class	Medium Duty Truck Body
Horse Power	350 HP
Drivetrain	4x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	15,500 lb 4.30 ratio
Stock Number	P87
MLS Number	11719003
Category	Truck Bodies / Boxes / Beds
Last Updated	7/25/2025
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768715
MLS Number	13491657
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768710
MLS Number	13491654
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768709
MLS Number	13523138
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768708
MLS Number	13491653
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768707
MLS Number	13486136
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768706
MLS Number	13523137
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768705
MLS Number	13523136
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 with a 16' DuraClass Dump Body offers exceptional durability, power, and efficiency for various hauling and construction applications. Powered by a 360 HP engine...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM768703
MLS Number	13486135
Category	Dump Trucks
Last Updated	7/24/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source