6 Speed Trucks with Cummins Engines For Sale

2024 Peterbilt 567 Five Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 20.5' Dump

$239,900 USD

2024 Peterbilt 567 --- Quint Axle(6), X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.10 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 288" Wheelbase, 26' 10" Bridge, Hendrickson Haulmaax,...

Condition	Used
Usage	62,137 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	20.5
Horse Power	500 HP
Engine Model	Cummins X15
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Five Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	680159
MLS Number	13697809
Category	Dump Trucks
Last Updated	9/26/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 801-___ SHOW
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1996 Freightliner FL70 Single Axle Dump Truck - Cummins 250HP, 6 Speed Manual, 19' Dump

$12,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR BRAKES, 19 FT DUMP BED!,

Condition	Used
Usage	118,704 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	19 ft.
Horse Power	250 HP
Engine Model	Cummins C8.3
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb 4.33 ratio
Stock Number	96FL70118TRASHDUMP
MLS Number	13848519
Category	Dump Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 300-___ SHOW
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2014 Freightliner M2 106 Single Axle Day Cab Truck - Cummins 300HP, 6 Speed Allison Hs Automatic

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299591 Miles, 8584 Hours, Engine: CUMMINS L9, 300 HP, Fuel Type: Diesel, 6 Speed Allison HS Automatic Transmission, Drive: 4x2, AirLiner Suspension, Tires: 295/75R22.5, Wheels: All Steel,...

Condition	Used
Usage	8,584 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	300 HP
Engine Model	Cummins L9
Drivetrain	4x2
Transmission	6 Speed Allison HS Automatic
Suspension	AirLiner
Rear Axle	Single Axle
Rear End	21,000 lb 5.57 ratio
Stock Number	C-36972
MLS Number	13848093
Category	Day Cab Semi Trucks
Last Updated	9/25/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2015 Ford F-750 Boom / Bucket Truck - Altec LR760-E70 Aerial Lift

$121,000 USD

2015 Ford F750 Bucket Truck-1681, 1681, 3FRXF7FC1FV747956, 62,156 miles, ----Low Miles----, Engine Make: Cummins, Engine Model: 6.7L, Drivetrain: 4x2, Trans Make: Eaton-Fuller,...

Condition	Used
Usage	62,156 Miles
Upfit Type	Aerial Lift
Upfit Make	Altec
Upfit Model	LR760-E70
Engine Model	Cummins 6.7L diesel
Drivetrain	4x2
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	75 ft
Stock Number	1681
MLS Number	13847652
Category	Boom & Bucket Trucks
Last Updated	9/25/2025
Location	Northeast United States, US
Sold By	Carolina Used Machinery

2018 Freightliner M2 Forestry Bucket Truck - Altec LR760-E70 Aerial Lift

$98,000 USD

2018 Freightliner M2 Forestry Bucket Truck-1826, 1826, 3ALACXFCXJDJM7574, 148,675 miles, Engine Make: Cummins, Engine HP: 240, Trans Mak: Eaton-Fuller, Trans Model: FS6406A, Trans...

Condition	Used
Usage	148,675 Miles
Upfit Type	Aerial Lift
Upfit Make	Altec
Upfit Model	LR760-E70
Horse Power	240 HP
Engine Model	Cummins
Drivetrain	4x4
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	70 ft
Stock Number	1826
MLS Number	13826792
Category	Forestry Bucket Trucks
Last Updated	9/25/2025
Location	Northeast United States, US
Sold By	Carolina Used Machinery

(833) 568-___ SHOW
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2025 Mack MD6 2000 Gallon Water Truck - Cummins 280HP, 6 Speed Allison Rds Automatic

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NEW TIGER MFG. 2,000 GAL. (5) SPRAY WATER TANK SYSTEM, (2) FRONT, (1) DRIVER SIDE, (2) REAR SPRAY HEADS, SELF LOADING/PRIMING PUMP (HYDRAULIC DRIVEN), HOSE REEL WITH 50’ OF 1 ½” HOSE AND...

Condition	New
Duty Class	Medium Duty Water Truck
Upfit Make	Tiger
Horse Power	280 HP
Engine Model	Cummins ISB6.7
Transmission	6 Speed Allison RDS Automatic
Suspension	Leaf Springs
Rear Axle	Single Axle
Capacity	2000 Gallons
Stock Number	0000Stock8
MLS Number	13712012
Category	Water Trucks
Last Updated	9/25/2025
Location	Abilene, TX, US
Sold By	Circle D Truck Sales, Inc.

2026 Kenworth T880 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$256,900 USD

2026 Kenworth T880 --- Tri Axle, X15 Cummins 525 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 2" Bridge, Chalmers, Double Frame, 3...

Quantity	4
Condition	New
Usage	648 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	207958
MLS Number	13514229
Category	Dump Trucks
Last Updated	9/30/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 300-___ SHOW
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2018 Ottawa T2 Yard Spotter Truck - Cummins, 173HP, 6 Speed Automatic

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77819 Miles, Engine: CUMMINS QSB6.7, 173 HP, Fuel Type: Diesel, 6 Speed Automatic Transmission

Condition	Used
Usage	77,819 Miles
Duty Class	Heavy Duty Yard Spotter Truck
Horse Power	173 HP
Engine Model	Cummins QSB6.7
Transmission	6 Speed Automatic
Stock Number	C-35661
MLS Number	13056744
Category	Yard Spotter Trucks
Last Updated	9/25/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2013 Ford F-750 Forestry Bucket Truck - Altec LR760-E70 Aerial Lift

$55,000 USD

2013 Ford F-750 Forestry Bucket Truck, 1766, VIN 3FRPF7FC8DV031875, ****Under CDL! ***, 68,345 miles, **** Low Miles****, Engine Make: Cummins, Engine Model: 6.7L Diesel ISB 240,...

Condition	Used
Usage	68,345 Miles
Upfit Type	Aerial Lift
Upfit Make	Altec
Upfit Model	LR760-E70
Horse Power	240 HP
Engine Model	Cummins 6.7L Diesel ISB 240
Drivetrain	4x2
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	70 ft
Stock Number	1766
MLS Number	13843883
Category	Forestry Bucket Trucks
Last Updated	9/24/2025
Location	Mid Atlantic United States, US
Sold By	Carolina Used Machinery

2015 Freightliner M2 Forestry Bucket Truck - Altec LR756 FM Aerial Lift

$59,900 USD

2015 Freightliner M2 Forestry Bucket Truck, 1716, 110,363 miles, 1FVACXDT6FHGP4468, Engine Make: Cummins, Engine Model: 6.7L ISB, Drivetrain 4x2, Trans Make: Eaton-Fuller, Trans...

Condition	Used
Usage	110,363 Miles
Upfit Type	Aerial Lift
Upfit Make	Altec
Upfit Model	LR756 FM
Engine Model	Cummins 6.7L ISB
Drivetrain	4x2
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	56 ft
Stock Number	1716
MLS Number	13843801
Category	Forestry Bucket Trucks
Last Updated	9/24/2025
Location	Northeast United States, US
Sold By	Carolina Used Machinery

2015 Ford F-750 Forestry Bucket Truck - Altec LR756 Aerial Lift

$57,000 USD

2015 Ford F-750 Forestry Bucket Truck, 1660, 60' Altec Forestry Package Bucket Truck!, 69,672 miles, Engine Make: Cummins, Engine Model: 6B Series, Trans Make: Eaton-Fuller, Trans...

Condition	Used
Usage	69,945 Miles
Upfit Type	Aerial Lift
Upfit Make	Altec
Upfit Model	LR756
Engine Model	Cummins 6BT
Drivetrain	4x2
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	56 ft
Stock Number	1660
MLS Number	13843686
Category	Forestry Bucket Trucks
Last Updated	9/24/2025
Location	Northeast United States, US
Sold By	Carolina Used Machinery

2015 Ford F-750 Forestry Bucket Truck - Altec LR756

$56,000 USD

2015 Ford F-750 Forestry Bucket Truck, 1661, 76,257 miles, ****Only 76,225 Miles! ****, 3FRPF7FC4FV657281, Engine Make: Cummins, Engine Model: 6.7L Diesel, Engine HP: 240, Trans...

Condition	Used
Usage	76,257 Miles
Upfit Make	Altec
Upfit Model	LR756
Horse Power	240 HP
Engine Model	Cummins 6.7L Diesel
Drivetrain	4x2
Transmission	6 Speed Manual
Outriggers	Yes
Lift Height	56 ft
Stock Number	1661
MLS Number	13843641
Category	Forestry Bucket Trucks
Last Updated	9/25/2025
Location	Northeast United States, US
Sold By	Carolina Used Machinery

(844) 982-___ SHOW
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2018 International DuraStar 4300 Single Axle Dump Truck - Cummins 250HP, 6 Speed Manual, 14' Dump

$52,995 USD

For sale: 2018 International 4300 heavy-duty dump truck with just 33,904 miles and only 1,245 engine hours. This unit is powered by a 6.7L Cummins ISB diesel engine producing 250 horsepower,...

Condition	Used
Usage	1,245 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	14 ft.
Horse Power	250 HP
Engine Model	Cummins ISB
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Stock Number	350203
MLS Number	13622034
Category	Dump Trucks
Last Updated	9/22/2025
Location	Miami, FL, US
Sold By	Truck and Van Outlet

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279396
MLS Number	13825493
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279395
MLS Number	13825492
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279394
MLS Number	13825490
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279393
MLS Number	13825489
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279302
MLS Number	13825488
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279301
MLS Number	13825484
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279300
MLS Number	13825483
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

2026 Peterbilt 520 Garbage Truck - Cummins, 330HP, 6 Speed Automatic

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CAB CHASSIS FOR PACKER BODY, BLUE 210WB,CUMMINS ISX12N ENG,, ,ALLISON AUTO 6 SPD,20K FRT,46K RRR,4.78 RATIO,ALUM WHLS,

Condition	New
Duty Class	Heavy Duty Garbage Truck
Horse Power	330 HP
Engine Model	Cummins ISX12N
Transmission	6 Speed Automatic
Rear End	46,000 lb 4.78 ratio
Stock Number	279299
MLS Number	13825472
Category	Garbage Trucks
Last Updated	9/20/2025
Location	Buffalo, NY, US
Sold By	Hunter Truck

(833) 801-___ SHOW
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2013 Ford F-750 2000 Gallon Water Truck - Cummins 260HP, 6 Speed Manual

$40,000 USD

GOOD TRUCK, RUNS EXCELLENT, SUPER NICE TRUCK, GOOD TANK, PTO/ PUMP, FRONT/ SIDE/ REAR SPRAYERS! DIFFERENTIAL LOCK!,

Condition	Used
Usage	14,173 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	260 HP
Engine Model	Cummins ISB6.7
Drivetrain	4x2
Transmission	6 Speed Manual
Suspension	Spring
Rear Axle	Single Axle
Rear End	21,000 lb
Capacity	2000 Gallons
Stock Number	13F75014SAWATER
MLS Number	13594811
Category	Water Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2017 Peterbilt 367 Tri Axle Dump Truck - Cummins 385HP, 6 Speed Allison Rds Automatic, 17' Dump

$139,900 USD

2017 Peterbilt 367 EXT CAB --- Tri Axle, ISX 12 Cummins 385 HP, Allison Automatic 6 Speed, 4.89 Ratio, 14,600 Front Axle, 46,000 Rear Axle, 238" Wheelbase, 22' 2" Bridge, Hendrickson...

Condition	Used
Usage	218,990 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	17 ft.
Horse Power	385 HP
Engine Model	Cummins ISX12
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb 4.89 ratio
Stock Number	410092
MLS Number	13302439
Category	Dump Trucks
Last Updated	9/18/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2017 Kenworth T800 Tri Axle Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 16.5' Dump

$139,900 USD

2017 Kenworth T800 --- Tri Axle, ISX 12 Cummins 425 HP, Allison Automatic 6 Speed, 4.78 Ratio, 20,000 front axle, 46,000 Rear Axle, 216" Wheelbase, 20' 3" Bridge, Hendrickson Haulmaax, 3...

Condition	Used
Usage	270,646 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	16.5
Horse Power	425 HP
Engine Model	Cummins ISX12
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	46,000 lb 4.78 ratio
Stock Number	166793
MLS Number	13282720
Category	Dump Trucks
Last Updated	9/18/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales