Used 6 Speed Tri Axle Trucks with Cummins Engines For Sale

(844) 714-___ SHOW
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2021 Peterbilt 567 Tri Axle Day Cab Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

Price Drop $159,900 USD

2 line wet kit, 13,500 steerable lift axle with 9' spread, Sliding 5th wheel, 13,220 FA- 46K RA, 3 way lockers, 166" Cab/trunnion, Aluminum headache rack, Pete Air Trac suspension, Allison...

Condition	Used
Usage	117,151 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	565 HP
Engine Model	Cummins ISX15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	6997
MLS Number	14023761
Category	Day Cab Semi Trucks
Last Updated	1/27/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

Recently Updated

$219,900 USD

2024 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 228" Wheelbase, 21' 3" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	112,794 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	364930
MLS Number	13672515
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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

Recently Updated

$236,900 USD

2024 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 21' 2" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	625 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	358793
MLS Number	13537565
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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

Recently Updated

$229,900 USD

2024 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	49,838 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	381294
MLS Number	13528824
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2020 Peterbilt 567 Tri Axle Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 16' Dump

Price Drop $169,900 USD

2020 Peterbilt 567 --- Tri Axle, X12 Cummins 425 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 224" Wheelbase, 20' 10" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	230,390 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Cummins X12
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	640262
MLS Number	13495888
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 882-___ SHOW
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2016 Freightliner 108SD Tri Axle 26 ft Flatbed Truck - 350HP, 6 Speed Allison Rds Automatic

Recently Updated

$59,977 USD

2016 Freightliner Coronado 108 SD 26' x 96" 8x4 4-Axle Flat-Bed Truck, Cummins ISL 8.9L @ 350 H.P., Exhaust Brake, Allison 3000-RDS 6-Speed Automatic O/D Transmission, 5.29 Ratio, 260" W.B.,...

Condition	Used
Usage	12,064 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	26 ft.
Horse Power	350 HP
Engine Model	Cummins ISL
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tri Axle
Rear End	46,000 lb 5.29 ratio
Winch	Yes
Stock Number	4332
MLS Number	13693790
Category	Flatbed Trucks
Last Updated	1/24/2026
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

Newly Listed

$219,900 USD

2024 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	138,278 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	364923
MLS Number	14107241
Category	Dump Trucks
Last Updated	1/28/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$219,900 USD

Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 227" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air...

Quantity	2
Condition	Used
Usage	6,966 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	217466
MLS Number	14101769
Category	Dump Trucks
Last Updated	1/23/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$219,900 USD

Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 227" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air...

Condition	Used
Usage	72,935 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	217465
MLS Number	14101766
Category	Dump Trucks
Last Updated	1/23/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2021 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$189,900 USD

Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air...

Condition	Used
Usage	160,435 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	461552
MLS Number	14081992
Category	Dump Trucks
Last Updated	1/21/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 714-___ SHOW
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2019 Peterbilt 567 Tri Axle Day Cab Truck - Cummins 485HP, 6 Speed Allison Rds Automatic

$94,500 USD

Allison 4500RDS transmission with PTO provision, Cummins ISX15 485HP, Jake brake, Pete Air Trac suspension, 13,220 FA- 46,000 RA, Dual lockers, 4.33 ratio, 170" Cab/trunnion, Steerable lift...

Condition	Used
Usage	318,603 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	485 HP
Engine Model	Cummins ISX
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.33 ratio
Stock Number	7010
MLS Number	14096699
Category	Day Cab Semi Trucks
Last Updated	1/21/2026
Location	Aberdeen, ID, US
Sold By	Diesel Depot

(833) 478-___ SHOW
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2018 Kenworth T880 Tri Axle Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic

Contact for price

Stock 7124C — 2018 Kenworth T880 Tri-axle Dump, Ox Body , Cummins 425hp , Allison Automatic, -16ft steel body with air gate, -210" wheelbase, -4.10 RAR, -Double frame, -11r24.5 tires with...

Condition	Used
Usage	335,055 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	425 HP
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	7124C
MLS Number	14065817
Category	Dump Trucks
Last Updated	1/15/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(609) 318-___ SHOW
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2023 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic

$189,900 USD

277751 Miles, Engine: CUMMINS X15, 500 HP, 6 Speed Allison RDS Automatic Transmission, Drive: 8x4, Hendrickson HMX460 Suspension, Wheels: All Aluminum, Wheel Base: 249, Tri Rear Axles, Front...

Condition	Used
Usage	277,751 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	285492
MLS Number	14072161
Category	Dump Trucks
Last Updated	1/14/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

2020 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$162,900 USD

2020 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	308,147 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	427535
MLS Number	14045947
Category	Dump Trucks
Last Updated	1/13/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 305-___ SHOW
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2021 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$189,900 USD

Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air...

Condition	Used
Usage	160,435 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.56 ratio
Stock Number	MJ461552
MLS Number	14082061
Category	Dump Trucks
Last Updated	1/10/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$207,900 USD

2023 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	185,608 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	217463
MLS Number	14081953
Category	Dump Trucks
Last Updated	1/10/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(724) 648-___ SHOW
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2017 Peterbilt 367 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Manual, 16' Dump

$179,900 USD

Low mileage tri axle dump with Allison trans. 16' steel dump with 2 way gate,

Condition	Used
Usage	7,499 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	J&J
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	203950
MLS Number	14057232
Category	Dump Trucks
Last Updated	1/8/2026
Location	Butler, PA, US
Sold By	Hunter Truck

2023 Kenworth W900 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

$204,900 USD

2023 Kenworth W900 Extend Cab --- Tri Axle, X15 Cummins 525 HP, Allison Automatic 6 Speed, 4.30 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 239" Wheelbase, 22' 3" Bridge, Air Ride AG460,...

Condition	Used
Usage	106,204 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Air-Flo
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	AG 460
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	257133
MLS Number	13955253
Category	Dump Trucks
Last Updated	1/8/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$202,900 USD

2023 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 224" Wheelbase, 21' Bridge, Chalmers, Double Frame, 3 Stage...

Condition	Used
Usage	230,345 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	216355
MLS Number	13751184
Category	Dump Trucks
Last Updated	1/8/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

$199,900 USD

2023 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	251,050 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	565 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	256246
MLS Number	14007614
Category	Dump Trucks
Last Updated	12/24/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(855) 807-___ SHOW
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2020 Freightliner Coronado 122 SD Tri Axle Sleeper Semi Truck - 48" Mid Roof Sleeper, Cummins 565HP, 6 Speed Allison Rds Automatic

$74,500 USD

ALLISON WITH CUMMINS!! HEAVY SPEC! 2020 CORONADO 122SD, CUMMINS X15, 565HP, ALLISON RDS 4500 TRANSMISSION, FACTORY TRI AXLE, DOUBLE FRAME, INTER AXLE DIFF LOCK, HEADACHE RACK, AIRLINER SUSP,...

Condition	Used
Usage	470,922 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	66,000 lb 4.56 ratio
Stock Number	7078
MLS Number	13756014
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 435-___ SHOW
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2021 International HV Tri Axle Dump Truck - Cummins 370HP, Automatic

$139,900 USD

Cummins L9 370HP, Allison 4500RDS, 20000 Front, 46000 Full Locking Rears, 20000 Steerable Lift axle, 18' Brandon Steel Dump with 3 Chutes,

Condition	Used
Usage	1 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	370 HP
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 6.14 ratio
Stock Number	250584
MLS Number	13556796
Category	Dump Trucks
Last Updated	12/18/2025
Location	Saco, ME, US
Sold By	Allegiance Trucks

(844) 305-___ SHOW
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2021 Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump

$169,900 USD

Triaxle, 16' Ox Steel Dump w/54" Sides, High Lift Gate, X15 Cummins 485 HP, Allison Automatic 6 Speed, 4.89 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 20K FA, 46K RA, 13,500...

Condition	Used
Usage	11,793 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	485 HP
Engine Model	Cummins X15
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.89 ratio
Stock Number	MJ442996
MLS Number	13443902
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(844) 305-___ SHOW
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2021 Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump

$169,900 USD

Tri Axle, X-15 Cummins 485 HP, Allison Automatic 6 Speed, 4.89 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 213" Wheelbase, 20' Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air Brake...

Condition	Used
Usage	318,223 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	485 HP
Engine Model	Cummins X15
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.89 ratio
Stock Number	MJ442995
MLS Number	13448864
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales