Used 6 Speed Tri Axle Trucks For Sale

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2024 Peterbilt 567 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic

$205,900 USD

Triaxle, 16' Ox Stampede Steel Dump w/60" Sides, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.30 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 230" WB, 21'4" Bridge, 20K FA, 46K...

Condition	Used
Usage	2,494 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.30 ratio
Stock Number	RD690240
MLS Number	14053780
Category	Dump Trucks
Last Updated	1/2/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2023 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

$189,729 USD

Triaxle, 17' Logan Steel Dump w/48" Sides, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.56 Ratio, 3 Stage Engine Brake, HaulMaax EX, Double Frame, 20K FA, 46K RA, 20K Pusher, 222" WB, 20...

Condition	Used
Usage	5,355 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	4.56 ratio
Stock Number	PJ244181
MLS Number	14042090
Category	Dump Trucks
Last Updated	1/2/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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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

2023 Kenworth T880 Tri Axle Dump Truck - Paccar 445HP, 6 Speed Allison Rds Automatic, 17.5' Dump

Price Drop $184,900 USD

2023 Kenworth T880 --- Tri Axle, MX-11 PACCAR 445 HP, Allison Automatic 6 Speed, 4.30 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 222" Wheelbase, 20' 10" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	201,022 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	445 HP
Engine Model	Paccar MX-11
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	258669
MLS Number	13751186
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 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

2021 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Price Drop $189,900 USD

2021 Kenworth T880 --- Tri Axle, MX-13 Paccar 510 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,180 Front Axle, 46,000 Rear Axle, 218" Wheelbase, 20' 5" Bridge, Air Ride 8 Bag, Double Frame,...

Condition	Used
Usage	4,045 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	449392
MLS Number	12231034
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 Kenworth T880S Tri Axle Dump Truck - Paccar 510HP, 6 Speed Automatic, 16' Dump

Price Drop $199,900 USD

2023 Kenworth T880S --- Tri Axle, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.78 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 228" Wheelbase, 21' 3" Bridge, Chalmers, 3 Stage Engine...

Condition	Used
Usage	2,834 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.78 ratio
Stock Number	238808
MLS Number	12131432
Category	Dump Trucks
Last Updated	1/25/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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2015 Western Star 4700 Tri Axle 28 ft Flatbed Truck - 470HP, 6 Speed Allison Rds Automatic

Price Drop $62,000 USD

Detroit DD13 470 hp with Allison 4500 RDS transmission, 20,000# FA and 46,000# RA and Air Lift 13,500# 3rd axle, 4.56 rear ratio, 26' flat bed with forklift rack,

Condition	Used
Usage	18,836 Hours
Duty Class	Heavy Duty Flatbed Truck
Bed Length	26 ft.
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	59,500 lb 4.56 ratio
Stock Number	2165
MLS Number	13987055
Category	Flatbed Trucks
Last Updated	1/24/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(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	1/23/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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2017 Peterbilt 567 Tri Axle Dump Truck - Paccar 430HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$134,900 USD

Triaxle, 17' Rogers Steel Dump w/50" Sides, MX13 Paccar 430 HP, Allison Automatic 6 Speed, 4.33 Ratio, 3 Stage Engine Brake, HaulMaax, Double Frame, 20K FA, 44K RA, 12,350 Steerable L/S, 226...

Condition	Used
Usage	363,573 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	17 ft.
Horse Power	430 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	4.33 ratio
Stock Number	HD423468
MLS Number	12655093
Category	Dump Trucks
Last Updated	1/23/2026
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

Newly Listed

$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

Newly Listed

$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

Recently Updated

$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

2020 Peterbilt 567 Tri Axle Dump Truck - Paccar 430HP, 6 Speed Allison Rds Automatic, 17' Dump

$139,900 USD

2020 Peterbilt 567 --- Tri Axle, MX-11 PACCAR 430 HP, Allison Automatic 6 Speed, 20,000 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 22' Bridge, HaulMaax, 3 Stage Engine Brake, Air Brake,...

Condition	Used
Usage	12,380 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	17 ft.
Horse Power	430 HP
Engine Model	Paccar MX-11
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	718624
MLS Number	14068105
Category	Dump Trucks
Last Updated	1/20/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2024 Western Star 47X Tri Axle Dump Truck - Detroit 470HP, 6 Speed Allison Rds Automatic, 16' Dump

$187,900 USD

2024 Western Star 47X --- DD13 Detroit 470 HP, Allison Automatic 6 Speed, 20,000 Front Axle, 46,000 Rear Axle, 233" Wheelbase, 21' 8" Bridge, TUFF TRAC, Thick Frame, 3 Stage Engine Brake,...

Condition	Used
Usage	161,589 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	R/S GODWIN
Bed Length	16 ft.
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	UX2967
MLS Number	14040831
Category	Dump Trucks
Last Updated	1/20/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2021 Mack Granite 84FR Tri Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 17' Dump

$149,900 USD

2021 Mack GRANITE 84FR --- Tri Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 18,000 Front Axle, 46,000 Rear Axle, 228" Wheelbase, 21' 2" Bridge, Hendrickson Haulmaax, 3 Stage Engine...

Condition	Used
Usage	11,458 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	17 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	001718
MLS Number	13850185
Category	Dump Trucks
Last Updated	1/20/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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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