Used 6x6 Trucks For Sale

26 - 50 of 51 listings

19 0

2017 Freightliner M2 106 Day Cab Truck - Cummins 350HP

$139,500 USD

2017 Freightliner M2106 6x6 Daycab Tractor, 20,060 Miles, 18,000 Lbs. FAWR, 40,000 Lbs. RAWR, 58,000 Lbs. GVWR, Cummins ISL Engine, 350 Horsepower, Allison 3000RDS Transmission, Holland Air...

Condition	Used
Usage	20,060 Miles
Horse Power	350 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Suspension	TufTrac
Rear End	40,000 lb
Stock Number	HHHW2448
MLS Number	13729489
Category	Day Cab Semi Trucks
Last Updated	8/19/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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10 0

2015 Freightliner 108SD Day Cab Truck - Cummins 350HP

$122,500 USD

2015 Freightliner 108SD 6x6 Daycab Tractor, 65,466 Miles, 16,000 Lbs. FAWR, 40,000 Lbs. RAWR, 56,000 Lbs. GVWR, Cummins ISL Engine, 350 Horsepower, Allison 3000RDS Transmission Holland Air...

Condition	Used
Usage	65,466 Miles
Horse Power	350 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Suspension	TufTrac
Rear End	40,000 lb
Stock Number	FDGB1914
MLS Number	13762223
Category	Day Cab Semi Trucks
Last Updated	11/11/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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45 2

1952 Diamond T M13 Tandem Axle Cab & Chassis Truck - Mack, Manual

$7,855 USD

1952 DIAMOND T M13 6X6 5,079 HRS, 14,679 MILES GUAGES INOP MACK MOTOR STARTS AND RUNS WELL. WILL NEED TIRES BUT A GREAT START FOR A WATER TRUCK OR ANY OFF-ROAD APPLICATION. 6X6 AND GEARED...

Condition	Used
Usage	14,679 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Drivetrain	6x6
Transmission	Manual
Rear Axle	Tandem Axle
MLS Number	13632162
Category	Cab & Chassis Trucks
Last Updated	8/19/2025
Location	San Antonio, TX, US
Sold By	WW Equipment Sales Co

(210) 648-___ SHOW
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15 0

2016 Freightliner M2 106 Water Truck - Cummins 300HP

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$127,500 USD

2016 Freightliner M2106 6x6, 24,141 Miles, 18,000 Lb. FAWR, 40,000 Lb. RAWR, 58,000 Lb. GVWR, Cummins ISL Engine, 300 Horsepower, Allison 3500RDS Transmission New 2024 Load King 4000 Gallon...

Condition	Used
Usage	24,141 Miles
Horse Power	300 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	GHGV6161
MLS Number	13610594
Category	Water Trucks
Last Updated	11/11/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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6 0

2005 Mack Granite CV713 Mixer / Ready Mix / Concrete Truck - E7

$33,500 USD

(20) 2004-2007 Mack 6x6 Mixers E7 Mack Engine, 8-LL, 46-Eaton, 11 yd. Bowl w/ Stringers,

Condition	Used
Duty Class	Heavy Duty Mixer / Ready Mix / Concrete Truck
Engine Model	Mack E7
Drivetrain	6x6
Transmission	8LL
Rear End	46,000 lb
Stock Number	6x6-mixer
MLS Number	13425590
Category	Mixer / Ready Mix / Concrete Trucks
Last Updated	7/4/2025
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

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16 0

2015 Western Star 4700 Day Cab Truck

$123,500 USD

2015 Western Star 4700 6x6, 41,908 Miles, 56,000 Lb. GVWR, 16,000 Lb. FAWR, 40,000 Lb. RAWR, Cummins ISL Engine, 345 Horsepower, Allison 3000 RDS Transmission Holland Air Slide 5th Wheel,...

Condition	Used
Usage	41,908 Miles
Horse Power	345 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Suspension	TufTrac
Rear End	40,000 lb
Stock Number	FPGS4050
MLS Number	13006625
Category	Day Cab Semi Trucks
Last Updated	7/25/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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19 0

2009 International Paystar 5600 Tandem Axle 18 ft Stake Bed Truck - 410HP, 5 Speed Allison Rds Automatic

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2009 International 5600i 6 x 6 t/a chassis #5277; Vin # 1HTXGAHT19J056084, , Cummins ISM- 425V; 410 horsepower turbo diesel with Jake brake, , Allison 4500_RDS_P 5 speed automatic...

Condition	Used
Usage	61,718 Miles
Duty Class	Heavy Duty Stake Bed Truck
Bed Length	18 ft.
Horse Power	410 HP
Engine Model	Cummins ISM425V
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	5277
MLS Number	13510180
Category	Stake Bed Trucks
Last Updated	5/31/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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19 0

2017 Freightliner M2 106 Boom / Bucket Truck - 350HP

$153,500 USD

2015 Versalift VST-7500-I-E108, 108 Ft. Platform Height, 800 Lb. Platform Capacity, 47 Ft. Horizontal Reach, Insulated 69KVAC Category B, 1000 Lb. Material Handler 2017 Freightliner M2106...

Condition	Used
Usage	24,401 Miles
Horse Power	350 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Suspension	TufTrac
Rear End	40,000 lb
Stock Number	HHHV8476
MLS Number	13616191
Category	Boom & Bucket Trucks
Last Updated	8/26/2025
Location	Alvarado, TX, US
Sold By	Custom Truck One Source

(855) 699-___ SHOW
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21 0

1990 Harsco M923A2 Military Truck

$24,000 USD

1990 Harsco M923A2 Military service truck, 65,544 miles, VIN- 2301669, Cummins diesel engine, Allison 5-Speed Automatic transmission, 6x6, runs and operates as it should, Lube reels...

Condition	Used
Usage	65,544 Miles
Engine Model	Cummins
Drivetrain	6x6
Transmission	5 Speed Automatic
MLS Number	13574928
Category	Military Trucks
Last Updated	5/15/2025
Location	Southeast United States, US
Sold By	Carolina Used Machinery

(844) 819-___ SHOW
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19 0

2009 International Paystar 5600 Roll Off Truck - Cummins, 410HP, 5 Speed Allison Rds Automatic

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2009 International 5600i 6 x 6 t/a chassis #5277; Vin # 1HTXGAHT19J056084, , Cummins ISM- 425V; 410 horsepower turbo diesel with Jake brake, , Allison 4500_RDS_P 5 speed automatic...

Condition	Used
Usage	2,468 Hours
Duty Class	Heavy Duty Roll Off Truck
Horse Power	410 HP
Engine Model	Cummins ISM425V
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	5277R
MLS Number	13510191
Category	Roll Off Trucks
Last Updated	5/8/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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5 0

1975 KIZER M818 Day Cab Truck - Manual

$10,000 USD

*TRUCK HAS SET FOR A WHILE/ SELLS AS-IS!,

Condition	Used
Duty Class	Heavy Duty Day Cab Truck
Drivetrain	6x6
Transmission	Manual
Suspension	Center Point
Rear Axle	Tandem Axle
Stock Number	75MILT818DC
MLS Number	11169343
Category	Day Cab Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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6 0

2008 Freightliner M2 112 Reel Truck - TSE DPT40B-3 SK 3-Drum Puller

$60,000 USD

2008 Freightliner M2112 6x6, 38,815 Miles, Pull Plate:-Pintle -Air Electric, CAT C-13, 410 HP, Allison 4500 RDS, 20,000 LB. Front Axle, 40,000 LB. Rear Axle 2008 TSE DPT40B-3 SK, 3-Drum...

Condition	Used
Usage	38,815 Miles
Horse Power	410 HP
Engine Model	C13 D
Drivetrain	6x6
Transmission	6 Speed Automatic
Rear End	40,000 lb
Stock Number	8HZ07475
MLS Number	12335661
Category	Cable Reel Loader Trucks
Last Updated	6/20/2025
Location	Canton, OH, US
Sold By	Custom Truck One Source

(888) 315-___ SHOW
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11 0

2015 Freightliner 108SD Tandem Axle Cab & Chassis Truck - Cummins, 350HP, Automatic

$99,900 USD

2015 Freightliner 108SD 6x6, Cummins ISL9 @ 350HP, Allison Automatic, 6×6, Air Brakes, A/C, Full Lockers, 2 Speed Transfer Case, Power Windows, Cruise Control, PTO W/ 2,312 PTO Hours, 16K...

Condition	Used
Usage	26,770 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins ISL9
Drivetrain	6x6
Transmission	Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5582CC
MLS Number	13398756
Category	Cab & Chassis Trucks
Last Updated	7/4/2025
Location	Fontana, CA, US
Sold By	Big Truck & Equipment Sales

(844) 293-___ SHOW
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15 0

2013 Freightliner 108SD Cab & Chassis Truck - Cummins, 350HP, 10 Speed Manual

$89,900 USD

2013 Freightliner 108SD 6x6, Cummins ISC @ 350 HP, 6×6, 10 Speed Manual, Air Brakes, A/C, 16K Front, 40K Rears, 56,000 LB GVWR, 2,941 PTO Hours, 6,576 Total Truck Hours, ECU Verified 34,204...

Condition	Used
Usage	6,576 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins ISC
Drivetrain	6x6
Transmission	10 Speed Manual
Stock Number	5623
MLS Number	13370222
Category	Cab & Chassis Trucks
Last Updated	7/4/2025
Location	Fontana, CA, US
Sold By	Big Truck & Equipment Sales

(844) 293-___ SHOW
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4 0

1994 Mack DMM6906S Tandem Axle Cab & Chassis Truck - E7, 350HP, 8Ll Manual

$10,000 USD

good truck, runs excellent, heavy duty, air seat, double frame, low miles, missing front drive shaft!,

Condition	Used
Usage	8,020 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Mack E7
Drivetrain	6x6
Transmission	8LL Manual
Suspension	Camelback
Rear Axle	Tandem Axle
Rear End	44,000 lb 4.42 ratio
Stock Number	94DM6X6TACC
MLS Number	12449970
Category	Cab & Chassis Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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5 0

1968 Kaiser M51A2 Dump Truck - Cummins 240HP, Manual, 12' Dump

$8,000 USD

good older truck, runs great, bed dumps, 6 x 6 works, *TRUCK HAS SET FOR A COUPLE YEARS AND WILL NEED A GOOD SERVICE TO GO BACK TO WORK!,

Condition	Used
Duty Class	Heavy Duty Dump Truck
Bed Length	12 ft.
Horse Power	240 HP
Drivetrain	6x6
Transmission	Manual
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	68MILTDUMP
MLS Number	11646179
Category	Dump Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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19 0

2016 Freightliner M2 106 Day Cab Truck - Cummins 300HP

Price Drop

$121,500 USD

2016 Freightliner M2106 6x6 Daycab Tractor, 34,468 Miles, 56,000 Lbs. GVWR, 16,000 Lbs. FAWR, 40,000 Lbs. RAWR, Cummins ISL Engine, 300 Horsepower, Allison 3500RDS Transmission, Holland Air...

Condition	Used
Usage	34,468 Miles
Horse Power	300 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	GDGV6329
MLS Number	13225794
Category	Day Cab Semi Trucks
Last Updated	11/11/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
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25 0

2015 Freightliner M2 106 Day Cab Truck - Cummins 300HP

Price Drop

$98,000 USD

2015 Freightliner M2106 6x6 Daycab Tractor, 82,698 Miles, Cummins ISL 300 HP, Allison 3500 RDS, 16,000 Lb. FAWR, 40,000 Lb. RAWR, 56,000 Lb. GVWR, Air Slide 5th Wheel, Merritt Cab Rack With...

Condition	Used
Usage	82,698 Miles
Horse Power	300 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	FDGA5564
MLS Number	13303531
Category	Day Cab Semi Trucks
Last Updated	11/11/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

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24 0

2006 International Paystar 5600 Tandem Axle Cab & Chassis Truck - Cummins, 370HP, 5 Speed Allison Rds Automatic

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2006 International 5600i 6 x 6 chassis #5254, , Vin # 1HTXGAHT76J255412, , Cummins ISM- 385; 370 horsepower turbo diesel with Jake brake, , Allison 4500_RDS_P 5 speed automatic transmission,...

Condition	Used
Usage	36,579 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	370 HP
Engine Model	Cummins ISM385V
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	5254
MLS Number	13300608
Category	Cab & Chassis Trucks
Last Updated	12/25/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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19 0

2011 International WorkStar 7500 Tandem Axle 16 ft Flatbed Dump Truck - 330HP, 5 Speed Allison Rds Automatic

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2011 International 7500 6 x 6 (Six wheel drive) tandem axle truck #5227, , Vin #1HTWWAZTXBJ346469, , Maxxforce 10, 330 horsepower turbo diesel with Engine brake, , Allison 3000-RDSP 5 speed...

Condition	Used
Usage	27,986 Miles
Duty Class	Heavy Duty Flatbed Dump Truck
Bed Length	16 ft.
Horse Power	330 HP
Engine Model	International MAXXFORCE 10
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	5227
MLS Number	13300585
Category	Flatbed Dump Trucks
Last Updated	12/25/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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9 0

2005 International Paystar 5600 Dump Truck - Cummins 370HP, 13 Speed Manual, 16' Dump

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2005 International 5600i tandem axle chassis #4855, , Vin #1HTXGAHT55J187433, , ALL WHEEL DRIVE (6 x 6), , Cummins ISM-385; 370 horsepower turbo diesel with Jake brakes, , Fuller RTLOF-14913A...

Condition	Used
Usage	7,833 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	SE Inc
Bed Length	16 ft.
Horse Power	370 HP
Drivetrain	6x6
Transmission	13 Speed Manual
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	4855
MLS Number	13300438
Category	Dump Trucks
Last Updated	12/25/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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3 0

1979 AM General M920 Tandem Axle Oil Field Truck - Cummins, 400HP, Automatic

$15,500 USD

CUMMINS NTC-400 400HP ENGINE, CAT AUTO TRANS, 52R LOCKERS, 45K WINCH,

Condition	Used
Usage	15,480 Miles
Duty Class	Heavy Duty Oil Field Truck
Horse Power	400 HP
Engine Model	Cummins NTC400
Drivetrain	6x6
Transmission	Automatic
Rear Axle	Tandem Axle
Rear End	52,000 lb
Stock Number	610828
MLS Number	10780420
Category	Oil Field Trucks
Last Updated	9/12/2024
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

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2 0

2005 Advance 61211-200 Six Axle Mixer / Ready Mix / Concrete Truck - Cummins, Automatic

$16,500 USD

(6) '03 - '05 Advance Front Discharge Mixers: 6x6, 11yd Drums, 6 Axle, 3 Lifts, Cummins ISM, Auto, 46Rr,,

Condition	Used
Duty Class	Heavy Duty Mixer / Ready Mix / Concrete Truck
Engine Model	Cummins ISM
Drivetrain	6x6
Transmission	Automatic
Rear Axle	Six Axle
Rear End	46,000 lb
Stock Number	009950
MLS Number	12592929
Category	Mixer / Ready Mix / Concrete Trucks
Last Updated	2/7/2024
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

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15 0

2002 Oshkosh MK23 4000 Gallon Water Truck - Caterpillar 410HP, 7 Speed Automatic

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2002 OSHKOSH MK 23 6X6 ALL WHEEL DRIVE UNIT/ COMES WITH 4000 GALLON MAVERICK WATER SYSTEM CAT C-12 @410HP WITH ENGINE BRAKE, 6 POSITION COIL OVER SPRING SUSP, 7 SP ALLISON, ON ROAD/ OFF ROAD...

Condition	Used
Duty Class	Heavy Duty Water Truck
Horse Power	410 HP
Engine Model	Caterpillar C12
Drivetrain	6x6
Transmission	7 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Capacity	4000 Gallons
MLS Number	11995079
Category	Water Trucks
Last Updated	1/30/2024
Location	Chandler, AZ, US
Sold By	Maverick Equipment LLC

(833) 495-___ SHOW
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24 0

2002 Oshkosh MK23 4000 Gallon Water Truck - Caterpillar 410HP, 7 Speed Automatic

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2002 OSH KOSH MK23 6X6 WITH NEW MAVERICK 4000 GALLON WATER SYSTEM, CAT C-12, 410 HP, ALLISON AUTO, 62,200 GVW, PS, AIR RIDE DRIVERS, 27,000 ACTUAL MI, COMES WITH NEW 4000 GALLON WATER SYSTEM...

Condition	Used
Usage	27,000 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	410 HP
Engine Model	Caterpillar C12
Drivetrain	6x6
Transmission	7 Speed Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	25,500 lb
Capacity	4000 Gallons
MLS Number	10383853
Category	Water Trucks
Last Updated	6/28/2023
Location	Chandler, AZ, US
Sold By	Maverick Equipment LLC

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Showing 26 - 50 of 51 Truck Listings