Used Diesel 6x6 Trucks For Sale

Your Current Search

Industry
Trucks

Drive Type
6x6

Fuel Type
Diesel

Condition
Used

Market Type

Click the to remove the filter.

Save Search

Email Alert

What's Save Search and Email Alert?

Narrow Your Search

Keyword Search

Search within the selected criteria

Industry

2014 International 74000 Boom / Bucket Truck - 300HP

Newly Listed

At auction

2014 Int'l 7400 Diesel 6x6 Terex RMX-75 Material Handler Bucket Truck, Maxxforce@300 H.P. 48,382 Miles and 5,920 Hours, Engine Brake, Allison 3500 RDS (Rugged Duty Series) 5 Speed Automatic...

Condition	Used
Usage	48,382 Miles
Horse Power	300 HP
Engine Model	International MAXXFORCE DT 7.6L
Drivetrain	6x6
Suspension	Air Ride
Rear End	40,000 lb
Stock Number	EH489803
MLS Number	13513839
Category	Boom & Bucket Trucks
Last Updated	4/15/2025
Location	Kansas City, MO, US
Listed By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

6 0

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

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

Newly Listed

Call for price

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	4/10/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

17 0

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

Newly Listed

Call for price

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	4/10/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

18 0

2024 Freightliner M2 106 Digger Derrick Truck - Cummins, 300HP

Newly Listed

$339,500 USD

Remanufactured Terex General 65, 65 Ft. Sheave Height, 55 Ft. Horizontal Reach, 36 Ft. 4 Inch Digging Radius, Turret Mount Winch, Wireless Remote Pin-On Bucket, 21,010 Lb. Capacity @ 10 Ft....

Condition	Used
Usage	1,117 Miles
Horse Power	300 HP
Engine Model	Cummins L9 D
Drivetrain	6x6
Transmission	6 Speed
Suspension	Spring
Rear End	40,000 lb
Stock Number	RDUZ8181
MLS Number	13505663
Category	Digger Derrick Trucks
Last Updated	4/11/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

14 0

2024 Freightliner M2 106 Digger Derrick Truck - Cummins, 360HP

Newly Listed

$299,500 USD

2024 Freightliner M2106 6x6, 43 Miles, 58,000 Lbs. GVWR, 18,000 Lbs. FAWR, 40,000 Lbs. RAWR, Cummins L9 Engine, 360 Horsepower, Allison 3000RDS Transmission, Remanufactured Terex C6060...

Condition	Used
Usage	43 Miles
Horse Power	360 HP
Engine Model	Cummins L9 D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	RDUX8926
MLS Number	13505662
Category	Digger Derrick Trucks
Last Updated	4/9/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

16 0

2021 International HV507 Boom / Bucket Truck - 350HP

$176,500 USD

2021 International HV507 6x6, 19,477 Miles, 60,000 Lbs. GVWR, 20,000 Lbs. FAWR, 40,000 Lbs. FAWR, Cummins L9 Engine, 350 Horsepower, Allison 3000RDS Transmission, 2024 Load King 4000 Gallon...

Condition	Used
Usage	19,477 Miles
Horse Power	350 HP
Engine Model	Cummins L9 D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	ML511357
MLS Number	13503487
Category	Boom & Bucket Trucks
Last Updated	4/8/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

25 0

2011 International 7400 Digger Derrick Truck - Maxxforce 9.3L, 300HP, Auto

At auction

2011 Int'l 7400 Diesel 6x6 Terex Commander 6060 Digger Derrick, MaxxForce 9@300 H.P. "NON-RUNNER" Allison 3500 RDS (Rugged Duty Series) 5 Speed Automatic Transmission, 16,000 L.B. Driving...

Condition	Used
Horse Power	300 HP
Engine Model	Navistar Maxxforce 9
Drivetrain	6x6
Transmission	Automatic
Suspension	Spring
Rear End	40,000 lb
Stock Number	BJ337153
MLS Number	12428829
Category	Digger Derrick Trucks
Last Updated	4/5/2025
Location	Kansas City, MO, US
Listed By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

13 0

2001 Kenworth T800 Cab & Chassis Truck - Caterpillar, 410HP, 10 Speed Manual

$69,950 USD

TRUCK RUNS STRONG 2 OWNERS SINCE NEW, ALTEC BODY WITH 2 MAN BUCKET, D.O.T INSPECTED WE WILL REMOVE BED IF WANTED AS A CAB CHASSIS, SEE CARFAX ATTACHED,

Condition	Used
Usage	8,134 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	410 HP
Engine Model	Caterpillar C12
Drivetrain	6x6
Transmission	10 Speed Manual
Suspension	Chalmers
Rear End	44,000 lb 4.33 ratio
Stock Number	2001 6X6 T 800
MLS Number	13464123
Category	Cab & Chassis Trucks
Last Updated	3/22/2025
Location	SALT LAKE CITY, UT, US
Sold By	Vriens Truck Parts

(801) 478-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

10 1

2013 Option Industries Cossack 6 x 6 - Custom Built Option Industries 36'L x 9.5'W T100 Formed Steel Oilfield Bed

$968,019.50 USD

6 x 6 OFF-HIGHWAY LOW IMPACT 432" OILFIELD BED TRUCK (unit #01843) Located in Grimshaw, AB. Shipping and Financing Available. FEATURES:, ➡ 1,264 hr*, ➡ Cummins QSK19 908 hp Diesel...

Condition	Used
Usage	1,264 Hours
Bed Length	36 ft.
Horse Power	908 HP
Engine Model	Cummins
Drivetrain	6x6
Winch	Yes
Stock Number	01843
MLS Number	13452039
Category	Flatbed Trucks
Last Updated	3/17/2025
Location	Leduc, AB, Canada
Sold By	WeConsign Equip Ltd.

(833) 315-___ SHOW
NUMBERCall Seller

Save

More Info

17 0

2008 International WorkStar 7600 Tandem Axle Cab & Chassis Truck - Cummins, 370HP, 6 Speed Allison Rds Automatic

Call for price

2008 International 7600 6x6 axle truck #5101, Vin #1HTWYAHT38J045837, , Cummins ISM-385V; 370 horsepower turbo diesel, , Allison 4500-RDS; 6 speed automatic transmission, , Transmission...

Condition	Used
Usage	61,146 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	370 HP
Engine Model	Cummins ISM385V
Drivetrain	6x6
Transmission	6 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	5101
MLS Number	13300506
Category	Cab & Chassis Trucks
Last Updated	3/13/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

17 0

2016 Freightliner M2 106 Boom / Bucket Truck - 300HP

$149,500 USD

2015 Versalift VST-9500-MHI, 95 Ft. Platform Height, 600 Lb. Platform Capacity, 61.7 Ft. Horizontal Reach, 1000 Lb. Material Handler, Insulated 46KVAC Category C, Articulated/Telescopic;...

Condition	Used
Usage	28,271 Miles
Horse Power	300 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	GHHA1207
MLS Number	13415228
Category	Boom & Bucket Trucks
Last Updated	2/26/2025
Location	Bakersfield, CA, US
Sold By	Custom Truck One Source

(866) 932-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

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	2/22/2025
Location	Fontana, CA, US
Sold By	Big Truck & Equipment Sales

(844) 293-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

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	2/22/2025
Location	Fontana, CA, US
Sold By	Big Truck & Equipment Sales

(844) 293-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

43 0

2018 Kenworth T800 Glider Kit - Caterpillar, 525HP, 6 Speed Automatic

$159,995 USD

Caterpillar owned and maintained truck, 525HP CAT C13, Push button CAT transmission, PTO, Wet line kit, Full lockers, Dual breathers, 46000lb rears, 3 stage engine brake, 456 Spicer rears,...

Condition	Used
Usage	8,363 Hours
Duty Class	Heavy Duty Glider Kit
Horse Power	525 HP
Engine Model	Caterpillar C13 ACERT
Drivetrain	6x6
Transmission	6 Speed Automatic
Suspension	Neway
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
MLS Number	13124689
Category	Glider Kits
Last Updated	2/18/2025
Location	Cartersville, GA, US
Sold By	Georgia Elite Trucks

(833) 901-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

17 0

2015 Freightliner 108SD Boom / Bucket Truck - 350HP

$135,500 USD

2015 Versalift VST-9000-MHI, 90 Ft. Platform Height, 56 Ft. 8 Inch Side Reach, 800 Lb. Platform Capacity, 1000 Lb. Material Handler, Insulated 69KVAC Category B; 2015 Freightliner 108SD 6x6,...

Condition	Used
Usage	28,255 Miles
Horse Power	350 HP
Engine Model	Cummins ISL D
Drivetrain	6x6
Transmission	6 Speed
Suspension	TufTrac
Rear End	40,000 lb
Stock Number	FDGB1908
MLS Number	13401653
Category	Boom & Bucket Trucks
Last Updated	3/29/2025
Location	Bakersfield, CA, US
Sold By	Custom Truck One Source

(866) 932-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

35 0

2009 Freightliner M2 106 Dump Truck - Cummins 330HP, 8Ll Manual, 15' Dump

$72,500 USD

2009 Freightliner M2-106 6X6 Tandem Axle Dump Truck, Cummins ISC 8.3L Diesel Engine, 330 HP, Engine Brake, Eaton 8LL Manual Transmission, ONLY 75,041 ECM Verified Miles, 3,473 ECM Verified...

Condition	Used
Usage	3,473 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Heil
Bed Length	15 ft.
Horse Power	330 HP
Engine Model	Cummins ISC
Drivetrain	6x6
Transmission	8LL Manual
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.63 ratio
Stock Number	T16823D
MLS Number	13364892
Category	Dump Trucks
Last Updated	2/8/2025
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 653-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

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	2/6/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

17 0

2007 Freightliner M2 112 Tandem Axle Cab & Chassis Truck - Caterpillar, 430HP, 13 Speed Manual

Call for price

2007 Freightliner M2112 tandem axle truck #5142, , Vin # 1FVHC5DE57HY16392, , 6 x 6 chassis; conversion done by Marmon Herrington, , Cat C13- 430 horsepower turbo diesel engine Serial...

Condition	Used
Usage	72,611 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	430 HP
Engine Model	Caterpillar C13
Drivetrain	6x6
Transmission	13 Speed Manual
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	5142
MLS Number	13300617
Category	Cab & Chassis Trucks
Last Updated	1/28/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

16 0

2009 International WorkStar 7600 Tandem Axle Forestry Bucket Truck - Cummins, 410HP, 5 Speed Allison Rds Automatic

$59,977 USD

2009 IHC 7600 Extended-Cab 6x6 Tandem-Axle Elbow Bucket Truck, Cummins ISM-425V 10.8L @ 410 H.P., Engine Brake, Allison XMSN 4500_RDSP 5-Speed Automatic O/D Transmission, 4.63 Ratio,...

Condition	Used
Usage	14,757 Hours
Duty Class	Heavy Duty Forestry Bucket Truck
Horse Power	410 HP
Engine Model	Cummins ISM
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.63 ratio
Stock Number	4086
MLS Number	13187082
Category	Forestry Bucket Trucks
Last Updated	1/25/2025
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

(844) 882-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

46 0

2014 Freightliner 108SD Tandem Axle Cab & Chassis Truck - Cummins, 350HP, Automatic

Call for price

2014 FREIGHTLINER FL108SD 3-AXLE 6X6 CAB CHASSIS, Cummins ISL9 (350 HP), Allison 3000 RDS Automatic Transmission, Meritor MT-40-14X 40,000# Dual Rear Drive Axles (4.88 Ratio), Double...

Condition	Used
Usage	5,090 Hours
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	350 HP
Engine Model	Cummins ISL9
Drivetrain	6x6
Transmission	Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Stock Number	E18241
MLS Number	13327197
Category	Cab & Chassis Trucks
Last Updated	1/14/2025
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(855) 906-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

20 0

2016 Freightliner M2 106 Day Cab Truck - Cummins 300HP

$132,500 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	2/18/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

9 0

2000 International Paystar 5000 Tandem Axle Cab & Chassis Truck - Cummins, 335HP, 5 Speed Allison Rds Automatic

Call for price

2000 International 5600i tandem axle chassis #5026, , Vin # 1HTTNAHT7YJ065398, , 6 x 6, , Cummins ISM- 350; 335 horsepower turbo diesel, , Allison HD-4560 PR 5 speed automatic transmission,...

Condition	Used
Usage	100,004 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	335 HP
Engine Model	Cummins ISM350
Drivetrain	6x6
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5026
MLS Number	13303947
Category	Cab & Chassis Trucks
Last Updated	12/28/2024
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

19 0

2015 Freightliner M2 106 Day Cab Truck - Cummins 300HP

$125,500 USD

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 Jailbar Window, Chain Racks, Full Chain...

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	12/28/2024
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

(844) 476-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

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

Call for price

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.