Used 6x4 Water Trucks For Sale in United States

(844) 841-___ SHOW
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2018 Peterbilt 579 Water Truck 4000 gallons new steel tank

$59,000 USD

Water Truck Peterbilt 579 Paccar MX13 engine 10 speed manual transmission cold AC, Includes a new drive shaft and yokes for the PTO, and a new water pump. It has a 4x3, 800 GPM draft system...

Condition	Used
Duty Class	Heavy Duty Water Truck
Engine Model	Paccar MX13
Drivetrain	6x4
Transmission	10 Speed Manual
Capacity	4000 Gallons
Compartments	3
MLS Number	14420865
Category	Water Trucks
Last Updated	6/12/2026
Location	Gadsden, AZ, US
Sold By	Iron Lot LLC

(844) 841-___ SHOW
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2016 Freightliner M2 Water Truck 4000 gallons new steel tank!

$65,000 USD

Detroit engine DD13 10 speed manual Eaton Fuller transmission jake brake Cold A/C new steel tank 4000 gallons baffled side to side 2 compartments, new water pump 4x3 800GPM 6 new sprayers 2...

Condition	Used
Duty Class	Heavy Duty Water Truck
Horse Power	400 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	10 Speed Automatic
Capacity	4000 Gallons
Compartments	3
MLS Number	14356808
Category	Water Trucks
Last Updated	6/12/2026
Location	Gadsden, AZ, US
Sold By	Iron Lot LLC

(928) 287-___ SHOW
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Featured Item

2017 International ProStar+ (Plus) Water Truck

$54,000 USD

https://www.wateronwheelsllc.com/

Condition	Used
Usage	293,691 Miles
Duty Class	Heavy Duty Water Truck
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Capacity	4000 Gallons
Compartments	2
MLS Number	13761469
Category	Water Trucks
Last Updated	6/10/2026
Location	San Luis, AZ, US
Sold By	Water on Wheels LLC

2012 Peterbilt 384 4000 Gallon Water Truck - Cummins 450HP, 10 Speed Manual

2014 Peterbilt 348 3600 Gallon Water Truck - Paccar 330HP, Automatic

Newly Listed

$40,000 USD

NICE TRUCK, RUNS EXCELLENT, GOOD TANK, PTO WITH 3 INCH WATER PUMP, FRONT/ SIDE/ REAR SPRAYERS, AIR CONTROLS!,

Condition	Used
Usage	133,113 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	330 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Capacity	3600 Gallons
Stock Number	14PETE214TAWATER
MLS Number	14470997
Category	Water Trucks
Last Updated	7/8/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(570) 638-___ SHOW
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2019 Kenworth T880 4620 Gallon Water Truck - Cummins 505HP, 18 Speed Amt

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NOW AVAILABLE AND READY TO WORK!!!! 2019 T880, CUMMINS POWERED, AUTOMATED TRANS, LOW MILES AND CLEAN!!! PLEASE CALL HUNTER TRUCK SCRANTON SALES FOR MORE INFORMATION AND THE MOST COMEPETITIVE...

Condition	Used
Usage	335,761 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	505 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Automated
Suspension	Hendrickson
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Capacity	4620 Gallons
Stock Number	242071
MLS Number	14463715
Category	Water Trucks
Last Updated	7/2/2026
Location	Scranton, PA, US
Sold By	Hunter Truck

(844) 445-___ SHOW
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2007 Volvo VHD, NEW Tank, VE D12 12.13L, Eaton 10 Spd, 365 H.P., NEW 4,000 Gal, Sprayers, 132K Low Miles!

$69,000 USD

~ Exceptional values available until July 3rd, 2026. ~ Pricing is subject to modification. Dealer Doc Fee: $ 290, Sales tax and licensing fees are applicable within the state of...

Quantity	2
Condition	Used
Usage	15,796 Hours
Duty Class	Heavy Duty Water Truck
Horse Power	365 HP
Engine Model	Volvo VE D12
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Camelback
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Capacity	4000 Gallons
Compartments	3
Stock Number	486685
MLS Number	14309187
Category	Water Trucks
Last Updated	6/30/2026
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

2008 Freightliner M2 106 3500 Gallon Water Truck - Cummins 280HP, Automatic

$35,000 USD

GOOD TRUCK, RUNS GREAT, PTO/ PUMP, GRAVITY BAR, DIFFERENTIAL LOCK, DUMP VALVE!,

Condition	Used
Usage	246,620 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	280 HP
Drivetrain	6x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb
Capacity	3500 Gallons
Stock Number	08M2246TAWATER
MLS Number	14439976
Category	Water Trucks
Last Updated	6/19/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(570) 638-___ SHOW
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2019 Kenworth T800 4620 Gallon Water Truck - Cummins 505HP, 18 Speed Manual

$109,900 USD

NOW AVAILABLE!!! 2019 T800, 505 CUMMINS, 18 SPD, RECENTLY SERVICED, LOW MILES AND READY TO GO TO WORK!!! PLEASE CALL HUNTER TRUCK SCRANTON SALES FOR MORE INFORMATION!!!,

Condition	Used
Usage	319,521 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	505 HP
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	4.10 ratio
Capacity	4620 Gallons
Stock Number	219801
MLS Number	14425557
Category	Water Trucks
Last Updated	6/13/2026
Location	Scranton, PA, US
Sold By	Hunter Truck

(855) 980-___ SHOW
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1982 International S2500 2000 Gallon Water Truck - Cummins, 8 Speed Manual

$26,000 USD

162576 Miles, Engine: CUMMINS, Fuel Type: Diesel, 8 Speed Manual Transmission, Drive: 6x4, Spring Suspension, Wheels: All Steel, Tandem Rear Axles, Composition: Steel

Condition	Used
Usage	162,576 Miles
Duty Class	Heavy Duty Water Truck
Drivetrain	6x4
Transmission	8 Speed Manual
Suspension	Spring
Rear Axle	Tandem Axle
Capacity	2000 Gallons
MLS Number	14422218
Category	Water Trucks
Last Updated	6/12/2026
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 653-___ SHOW
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2022 Freightliner M2 106 4000 Gallon Water Truck - Detroit 350HP, 6 Speed Allison Rds Automatic

$134,500 USD

2022 Freightliner M2-106 Tandem Axle 4,000 Gallon Water Truck, 7.7L Detroit Diesel DD8 Engine, 350 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 7,534 ECM Verified...

Condition	Used
Usage	7,534 Miles
Duty Class	Heavy Duty Water Truck
Upfit Make	Ledwell
Horse Power	350 HP
Engine Model	Detroit DD8
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Capacity	4000 Gallons
Stock Number	T17844D
MLS Number	14356598
Category	Water Trucks
Last Updated	6/12/2026
Location	Denver, CO, US
Sold By	DTI Trucks

(855) 804-___ SHOW
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2013 Freightliner M2 106 4000 Gallon Water Truck - Cummins 350HP, 6 Speed Allison Rds Automatic

$79,500 USD

2013 Freightliner M2 106 --- Tandem Axle, ISC Cummins 350 HP, Allison Automatic 6 Speed, 5.29 Ratio, 16,000 Front Axle, 40,000 Rear Axle, 200" Wheelbase, 18' 9" Bridge, Tuf Trac, Double...

Condition	Used
Usage	64,054 Miles
Duty Class	Heavy Duty Water Truck
Upfit Make	DIVERSIFIED FABRICATORS
Horse Power	350 HP
Engine Model	Cummins ISC
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Capacity	4000 Gallons
Stock Number	FE3928
MLS Number	14230235
Category	Water Trucks
Last Updated	5/27/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 796-___ SHOW
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1994 Autocar ACL64B 4000 Gallon Water Truck - Caterpillar, 7 Speed Manual

$39,900 USD

CAT 3306, 300 hp, 7 speed Eaton Fuller, 4,000 gallon tank,

Condition	Used
Usage	229,718 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	300 HP
Engine Model	Caterpillar 3306
Drivetrain	6x4
Transmission	7 Speed Manual
Suspension	T-Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb
Capacity	4000 Gallons
Stock Number	513471
MLS Number	14294348
Category	Water Trucks
Last Updated	5/8/2026
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

(855) 653-___ SHOW
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2020 Freightliner M2 106 4000 Gallon Water Truck - Cummins 300HP, 6 Speed Allison Rds Automatic

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2020 Freightliner M2-106 Tandem Axle 4,000 Gallon Water Truck, 8.9L Cummins L9 Turbo Diesel Engine, 300 HP, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 22,278 ECM Verified Miles ...

Condition	Used
Usage	4,629 Hours
Duty Class	Heavy Duty Water Truck
Upfit Make	Ledwell
Horse Power	300 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Capacity	4000 Gallons
Stock Number	T18082D
MLS Number	14296367
Category	Water Trucks
Last Updated	4/8/2026
Location	Denver, CO, US
Sold By	DTI Trucks

1995 Mack RD690S 3600 Gallon Water Truck - E7 350HP, Manual

$24,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, PTO, AIR CONTROLS, DIFFERENTIAL LOCK, REAR HITCH!,

Condition	Used
Usage	493,421 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	350 HP
Engine Model	Mack E7
Drivetrain	6x4
Transmission	Manual
Suspension	Camelback
Rear Axle	Tandem Axle
Rear End	44,000 lb
Capacity	3600 Gallons
Stock Number	95RD493WATER
MLS Number	14284251
Category	Water Trucks
Last Updated	4/3/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 725-___ SHOW
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2023 Freightliner M2 112 4000 Gallon Water Truck - Detroit 450HP, 6+1 Speed Allison Rds Automatic

$129,999 USD

Brand new tank and system, On a low mile 2023 Freightliner truck, Contact: ED Gibbs for details,

Condition	Used
Usage	90,000 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	6+1 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.90 ratio
Capacity	4000 Gallons
MLS Number	14273185
Category	Water Trucks
Last Updated	3/28/2026
Location	Phoenix, AZ, US
Sold By	TCI Transportation

(844) 716-___ SHOW
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2006 International Paystar 5600 4000 Gallon Water Truck - Cummins 370HP, 5 Speed Allison Rds Automatic

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HARD TO FIND 6 X 6 Water truck! , 2006 International 5600i 6 x 6 chassis #5255; Vin # 1HTXGAHT96J255413, , Cummins ISM- 385; 370 horsepower turbo diesel with Jake brake, , Allison 4500_RDS_P...

Condition	Used
Usage	8,562 Hours
Duty Class	Heavy Duty Water Truck
Horse Power	370 HP
Engine Model	Cummins ISM385V
Drivetrain	6x4
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Capacity	4000 Gallons
Stock Number	5255A
MLS Number	13446868
Category	Water Trucks
Last Updated	3/12/2026
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(844) 716-___ SHOW
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2006 International Paystar 5600 4000 Gallon Water Truck - Cummins 370HP, 5 Speed Allison Rds Automatic

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HARD TO FIND 6 X 6 Water truck! , 2006 International 5600i 6 x 6 chassis #5255; Vin # 1HTXGAHT96J255413, , Cummins ISM- 385; 370 horsepower turbo diesel with Jake brake, , Allison 4500_RDS_P...

Condition	Used
Usage	8,562 Hours
Duty Class	Heavy Duty Water Truck
Horse Power	370 HP
Engine Model	Cummins ISM385V
Drivetrain	6x4
Transmission	5 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.88 ratio
Capacity	4000 Gallons
Stock Number	5255
MLS Number	13300607
Category	Water Trucks
Last Updated	3/12/2026
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(833) 495-___ SHOW
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2021 Peterbilt 567 4000 Gallon Water Truck - Paccar 430HP, 12 Speed Automatic

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MX11 @430HP @1600/1650 FT LBS, 12 Speed Automatic, Flex Air Spring Suspension / 52" Spacing, 13,200 LB Front Axle, 40,000 LB Rears, 3.36 Ratio, 240" WB, Air Disc Brakes, Air Conditioning,...

Condition	Used
Usage	211,607 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	430 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	40,000 lb
Capacity	4000 Gallons
MLS Number	14085952
Category	Water Trucks
Last Updated	1/13/2026
Location	Chandler, AZ, US
Sold By	Maverick Equipment LLC

2002 Freightliner FL80 4000 Gallon Water Truck - Caterpillar 250HP, Automatic

$34,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR BRAKES, NICE AGM TANK, DIFFERENTIAL LOCK, PTO/PUMP, SIDE/ REAR SPRAYERS, HOSE REEL!,

Condition	Used
Usage	152,357 Miles
Duty Class	Heavy Duty Water Truck
Upfit Make	AGM
Horse Power	250 HP
Engine Model	Caterpillar C7
Drivetrain	6x4
Transmission	Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.22 ratio
Capacity	4000 Gallons
Stock Number	02FL80152TAWATER
MLS Number	14042805
Category	Water Trucks
Last Updated	12/14/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2010 Peterbilt 384 3200 Gallon Water Truck - Cummins 370HP, 10 Speed Manual

$28,000 USD

NICE TRUCK, RUNS EXCELLENT, AIR SEAT, AIR BRAKES, HONDA PUMP, CUT OFF VALVES, MIXING TANK!,

Condition	Used
Usage	395,456 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	370 HP
Engine Model	Cummins ISM
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.10 ratio
Capacity	3200 Gallons
Stock Number	10PETE395WATER
MLS Number	13652530
Category	Water Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

1981 Ford 8000 4200 Gallon Water Truck - Caterpillar 240HP, 6+4 Speed Manual

$9,000 USD

GOOD OLDER WATER TRUCK, GOOD TANK, AIR BRAKES! STRONG ENGINE!,

Condition	Used
Usage	17,885 Miles
Duty Class	Heavy Duty Water Truck
Horse Power	240 HP
Engine Model	Caterpillar 3208
Drivetrain	6x4
Transmission	6+4 Speed Manual
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb
Capacity	4200 Gallons
Stock Number	81FORDWATER
MLS Number	13574276
Category	Water Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 495-___ SHOW
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2005 Sterling L9500 4000 Gallon Water Truck - Caterpillar 380HP

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C-13 CAT @380-HP, , EATON FULLER 10 SPEED TRANSMISSION, , TUFF TRAC SPRING SUSPENSION, , 14,600 LB FRONT AXLE , , AIR CONDITIONING, , POWER STEERING, , 11R 22.5 RADIALS ON DRIVES/ BRAND NEW 0...

Condition	Used
Duty Class	Heavy Duty Water Truck
Horse Power	380 HP
Engine Model	Caterpillar C13
Drivetrain	6x4
Transmission	10 Speed
Rear Axle	Tandem Axle
Capacity	4000 Gallons
MLS Number	13531360
Category	Water Trucks
Last Updated	4/22/2025
Location	Chandler, AZ, US
Sold By	Maverick Equipment LLC