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Quality Water Truck Systems, Tanks & Parts Since 1947
Quality Water Truck Systems, Tanks & Parts Since 1947

Water Truck Parts

UnitedBuilt offers a complete selection of water truck parts to keep your equipment running reliably in demanding applications. Our inventory includes water truck pumps, valves, spray heads, hose reels, air controls & fittings, PTOs and hydraulics, water cannons, nozzles, and other essential components used across a wide range of water truck systems.

We supply replacement and alternative parts for most major water truck brands, making it easy to find compatible components for your specific setup. Whether you’re performing routine maintenance or repairing critical equipment, our parts are selected for durability, performance, and real-world reliability.

We carry products from trusted manufacturers including UnitedBuilt, Berkeley, Franklin Electric, Victaulic, Elkhart Brass, Coxreels®, Netafim, Dixon, EATON Bezares, Cla-Val, Camozzi, Sealco, and Buyers Products, ensuring quality and compatibility across your system.

With over 75 years of experience, UnitedBuilt is a trusted source for water truck parts and support. You can search our site using a manufacturer part number, UnitedBuilt SKU, or product description to quickly locate what you need. If you don’t see the part you’re looking for, our team is available to help—call us at 602-253-7739 for assistance.

We work to keep our most in-demand parts readily available and offer fast shipping to help minimize downtime and keep your operation moving.

Water Truck Parts - UnitedBuilt Equipment

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  • Hose Reel, 1-1/2" x 100', Electric Rewind, 12VDC 1/2 HP Explosion Proof Motor, BEXX Seal, Coxreels 1185-2024-ED - UnitedBuilt Equipment
    Save 13% Save %
    2 in stock

    Hose Reel, 1-1/2" x 100', Electric Rewind, 12VDC 1/2 HP Explosion Proof Motor, BEXX Seal, Coxreels 1185-2024-ED

    Coxreels
    $1,753.00
    $1,753.00 - $1,753.00
    $1,753.00
    $1,525.00
    $1,525.00 - $1,525.00
    $1,525.00

    Hose Reel, 1-1/2" x 100', Electric Rewind, Explosion Proof Motor, COXREELS 1185-2024-ED Hose not included Motor:ED Suffix: 12VDC, 1/2 HP, Explosion...

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    $1,753.00
    $1,753.00 - $1,753.00
    $1,753.00
    $1,525.00
    $1,525.00 - $1,525.00
    $1,525.00
    Save 13% Save %
  • Axle Assembly, for 1185 - 2024(E) (Rev E & D) (REEL8962 - 20) - UnitedBuilt Equipment
    Axle Assembly, for 1185 - 2024(E) (Rev E & D) (REEL8962 - 20) - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Axle Assembly, for 1185-2024(E) (Rev E & D), Coxreels 8962-20

    Coxreels
    $0.00 - $0.00
    $0.00
    $153.00
    $153.00 - $153.00
    $153.00

    Hose Reel Axle Assembly COXREELS 8962-20 (Rev E & D) For 1185-2024(E) Revisions E & D

    $0.00 - $0.00
    $0.00
    $153.00
    $153.00 - $153.00
    $153.00
  • Hose Reel, 1" x 100', Manual Rewind, COXREELS 1175-6-100 (REEL175-6-100) - UnitedBuilt Equipment
    Save 6% Save %
    1 in stock

    Hose Reel, 1" x 100', Manual Rewind, Coxreels 1175-6-100

    Coxreels
    $719.00
    $719.00 - $719.00
    $719.00
    $679.00
    $679.00 - $679.00
    $679.00

    Hose Reel, 1" x 100', Manual Rewind, COXREELS 1175-6-100 Images Shown: 1175-6-100 COXREELS® 1175 Series hand crank and motorized hose reels, like t...

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    $719.00
    $719.00 - $719.00
    $719.00
    $679.00
    $679.00 - $679.00
    $679.00
    Save 6% Save %
  • Inline Control Valve, Air - to - Close, 1 - 1/2" FNPT, Cla - Val 7100 - UnitedBuilt Equipment
    Inline Control Valve, Air - to - Close, 1 - 1/2" FNPT, Cla - Val 7100 - UnitedBuilt Equipment
    2 in stock

    Cla-Val 81662K 7100 Air-to-Close Inline Control Valve, 1-1/2" FNPT

    Cla-Val
    $0.00 - $0.00
    $0.00
    $340.00
    $340.00 - $340.00
    $340.00

    The Cla-Val 81662K Model 7100 is a 1-1/2-inch air-to-close inline remote control valve designed for pneumatic on/off control of water flow. Its dia...

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    $0.00 - $0.00
    $0.00
    $340.00
    $340.00 - $340.00
    $340.00
  • Spray Head Valve Repair Kit for Valew 100601 and 100602 - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Spray Head Valve Repair Kit for Valew 100601 and 100602

    ATP
    $0.00 - $0.00
    $0.00
    $36.95
    $36.95 - $36.95
    $36.95

    The ATP 1791-KIT Spray Head Valve Repair Kit is a aftermarket solution designed to restore performance in worn or leaking spray head valves. Specif...

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    $0.00 - $0.00
    $0.00
    $36.95
    $36.95 - $36.95
    $36.95
  • Front Spray Bar Bracket, Left Bend - UnitedBuilt Equipment
    Front Spray Bar Bracket, Left Bend - UnitedBuilt Equipment
    32 in stock

    Front Spray Bar Bracket, Left Bend

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $20.00
    $20.00 - $20.00
    $20.00

    Front Spray Bar Bracket, Left Bend

    $0.00 - $0.00
    $0.00
    $20.00
    $20.00 - $20.00
    $20.00
  • Diaphragm, Heavy Duty Spray Head Valve BC2403, UnitedBuilt - UnitedBuilt Equipment
    88 in stock

    Diaphragm, Heavy Duty Spray Head Valve BC2403, UnitedBuilt

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $28.38
    $28.38 - $28.38
    $28.38

    Diaphragm, Heavy Duty Spray Head Valve BC2403, UnitedBuilt

    $0.00 - $0.00
    $0.00
    $28.38
    $28.38 - $28.38
    $28.38
  • Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A - 3) - UnitedBuilt Equipment
    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A - 3) - UnitedBuilt Equipment
    694 in stock

    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A-3)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $21.00
    $21.00 - $21.00
    $21.00

    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A-3)

    $0.00 - $0.00
    $0.00
    $21.00
    $21.00 - $21.00
    $21.00
  • Replacement Spring Mount Kit For UR35A, UR50A And UR50S Reservoirs, Buyers UR50MK - UnitedBuilt Equipment
    10 in stock

    Replacement Spring Mount Kit For UR35A, UR50A And UR50S Reservoirs, Buyers UR50MK

    Buyers
    $0.00 - $0.00
    $0.00
    $20.83
    $20.83 - $20.83
    $20.83

    Buyers Products Replacement Spring Mount Kit for UR50A and UR50S Reservoirs replaces the springs and bolts needed to mount the tanks. Mounting brac...

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    $0.00 - $0.00
    $0.00
    $20.83
    $20.83 - $20.83
    $20.83
  • Swivel Rebuild Kit, Nitrile Rubber Seal Kit for 3" O-ring Swivel, Dixon 3RKOBU - UnitedBuilt Equipment
    4 in stock

    Swivel Rebuild Kit, Nitrile Rubber Seal Kit for 3" O-ring Swivel, Dixon 3RKOBU

    Dixon
    $0.00 - $0.00
    $0.00
    $33.54
    $33.54 - $33.54
    $33.54

    $0.00 - $0.00
    $0.00
    $33.54
    $33.54 - $33.54
    $33.54
  • Motor, Slow Vertical, 12VDC, 65.5:1, Elkhart 46043000 - UnitedBuilt Equipment
    Motor, Slow Vertical, 12VDC, 65.5:1, Elkhart 46043000 - UnitedBuilt Equipment
    Save 19% Save %
    2 in stock

    Motor, Slow Vertical, 12VDC, 65.53:1, Elkhart 46131000 (Replaces 46043000, 57348000)

    Elkhart Brass
    $496.00
    $496.00 - $496.00
    $496.00
    $402.00
    $402.00 - $402.00
    $402.00

    Motor, Slow Vertical, 12VDC, 65.5:1, Elkhart 46043000

    $496.00
    $496.00 - $496.00
    $496.00
    $402.00
    $402.00 - $402.00
    $402.00
    Save 19% Save %
  • Relief Valve, Adjustable Ball Spring Relief, 10SAE Ports, 1500 PSI, Brand Hydraulics RL10 - 1500 - UnitedBuilt Equipment
    12 in stock

    Relief Valve, Adjustable Ball Spring Relief, #10SAE Ports, 1500 PSI, Brand Hydraulics RL10-1500

    Brand Hydraulics
    $0.00 - $0.00
    $0.00
    $128.00
    $128.00 - $128.00
    $128.00

    The Brand Hydraulics RL10-1500 Pressure Relief Valve is a compact, adjustable hydraulic valve designed to protect systems from overpressure by limi...

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    $0.00 - $0.00
    $0.00
    $128.00
    $128.00 - $128.00
    $128.00
  • Threaded 90 Degree Elbow, Female NPT, Malleable Iron 150# - UnitedBuilt Equipment
    8 in stock

    Threaded 90 Degree Elbow, Female NPT, Malleable Iron 150#

    ASC
    $0.00 - $0.00
    $0.00
    $7.39 - $96.00
    $7.39 - $96.00
    $7.39

    $0.00 - $0.00
    $0.00
    $7.39 - $96.00
    $7.39 - $96.00
    $7.39
  • Air Switch Valve, 3-Way 2-Position NC, Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 338-990TF - UnitedBuilt Equipment
    Air Switch Valve, 3-Way 2-Position NC, Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 338-990TF - UnitedBuilt Equipment
    50 in stock

    Camozzi 338-990TF 3-Way NC Bistable Air Switch Valve, 1/8" NPTF, 145 PSI

    Camozzi
    $0.00 - $0.00
    $0.00
    $34.50
    $34.50 - $34.50
    $34.50

    The Camozzi 338-990TF is a compact Series 3, 3-way/2-position normally-closed (3/2 NC) pneumatic switch valve with a bistable, detented manual actu...

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    $0.00 - $0.00
    $0.00
    $34.50
    $34.50 - $34.50
    $34.50
  • Concentric Weld Reducer Coupling, Butt Weld, SCH40 Carbon Steel - UnitedBuilt Equipment
    7 in stock

    Concentric Weld Reducer Coupling, Butt Weld, SCH40 Carbon Steel

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $19.10 - $70.00
    $19.10 - $70.00
    $19.10

    Concentric Reducer Coupling, Butt Weld, SCH40 Carbon Steel Carbon Steel Butt Weld Concentric Reducer Coupling

    $0.00 - $0.00
    $0.00
    $19.10 - $70.00
    $19.10 - $70.00
    $19.10
  • 12 in stock

    Gate Valve, FNPT, Brass

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $15.99 - $348.00
    $15.99 - $348.00
    $15.99

    Cast Brass 200 WOG Full Port Threaded Gate ValveFeatures 200 lb. CWP, 125 lb. WSP Full port (½" to 3”) Cast brass Screwed in bonnet Non-rising bras...

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    $0.00 - $0.00
    $0.00
    $15.99 - $348.00
    $15.99 - $348.00
    $15.99
  • Harness, Module to Monitor 5' for Sidewinder 8494, Elkhart 36791200 - UnitedBuilt Equipment
    Save 19% Save %
    2 in stock

    Harness, Module to Monitor 5' for Sidewinder 8494, Elkhart 36791200

    Elkhart Brass
    $287.00
    $287.00 - $287.00
    $287.00
    $232.50
    $232.50 - $232.50
    $232.50

    Harness, Module to Monitor 5' for Sidewinder 8494, Elkhart 36791200

    $287.00
    $287.00 - $287.00
    $287.00
    $232.50
    $232.50 - $232.50
    $232.50
    Save 19% Save %
  • Shaft Worm Gear, Nitro HD 8100 & EXM 7100, Elkhart 65658000 - UnitedBuilt Equipment
    Shaft Worm Gear, Nitro HD 8100 & EXM 7100, Elkhart 65658000 - UnitedBuilt Equipment
    Save 19% Save %
    1 in stock

    Elkhart 65658000 Worm Shaft for Nitro HD and 7100HDX2 Monitors

    Elkhart Brass
    $136.00
    $136.00 - $136.00
    $136.00
    $110.25
    $110.25 - $110.25
    $110.25

    Elkhart 65658000 is a replacement worm shaft for specified Nitro HD and Sidewinder HD monitor assemblies. Match the complete part number and monito...

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    $136.00
    $136.00 - $136.00
    $136.00
    $110.25
    $110.25 - $110.25
    $110.25
    Save 19% Save %
  • Weld Elbow, 45°, Butt Weld, SCH40 Carbon Steel - UnitedBuilt Equipment
    2 in stock

    Weld Elbow, 45°, Butt Weld, SCH40 Carbon Steel

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $10.50 - $35.00
    $10.50 - $35.00
    $10.50

    Weld Elbow, 45°, Butt Weld, SCH40 Carbon Steel

    $0.00 - $0.00
    $0.00
    $10.50 - $35.00
    $10.50 - $35.00
    $10.50
  • Powerhead, Cast Iron, 4x3, Clockwise (CW), Mechanical Seal, UnitedBuilt M3ZRMS B85550MS - UnitedBuilt Equipment
    Powerhead, Cast Iron, 4x3, Clockwise (CW), Mechanical Seal, UnitedBuilt M3ZRMS B85550MS - UnitedBuilt Equipment
    52 in stock

    Powerhead, Cast Iron, 4x3, Clockwise (CW), Mechanical Seal, UnitedBuilt M3ZRMS B85550MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $950.00
    $950.00 - $950.00
    $950.00

    UnitedBuilt Powerhead M3ZRMS 4X3 Mechanical Seal CW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existin...

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    $0.00 - $0.00
    $0.00
    $950.00
    $950.00 - $950.00
    $950.00
  • Shaft Sleeve, Stainless Steel, M3ZRM(S) UnitedBuilt S39242MS - UnitedBuilt Equipment
    18 in stock

    Shaft Sleeve, Stainless Steel, M3ZRM(S) UnitedBuilt S39242MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $71.50
    $71.50 - $71.50
    $71.50

    UnitedBuilt Shaft Sleeve, Stainless Steel for B3Z & B4Z pumps. Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat. N...

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    $0.00 - $0.00
    $0.00
    $71.50
    $71.50 - $71.50
    $71.50
  • Airline Synflex 1/4"X 25' Roll, Freelin - Wade (AIRL0025 - 025) - UnitedBuilt Equipment
    25 in stock

    Airline Synflex 1/4"X 25' Roll, Freelin-Wade (AIRL0025-025)

    Freelin-Wade
    $0.00 - $0.00
    $0.00
    $20.13
    $20.13 - $20.13
    $20.13

    UnitedBuilt Airline Synflex 1/4" x 25' Roll

    $0.00 - $0.00
    $0.00
    $20.13
    $20.13 - $20.13
    $20.13
  • Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS - UnitedBuilt Equipment
    Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS - UnitedBuilt Equipment
    26 in stock

    Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $295.00
    $295.00 - $295.00
    $295.00

    UnitedBuilt threaded Clock Wise (CW) cast iron impeller for M3Z pumps (or Berkeley B3Z) style pumps.

    $0.00 - $0.00
    $0.00
    $295.00
    $295.00 - $295.00
    $295.00
  • Hydraulic Adapter Bracket SAEB for B3ZRM(S) Pumps, Cast Iron, Berkeley B07779 Bracket Only - UnitedBuilt Equipment
    Hydraulic Adapter Bracket SAEB for B3ZRM(S) Pumps, Cast Iron, Berkeley B07779 Bracket Only - UnitedBuilt Equipment
    5 in stock

    Hydraulic Adapter Bracket SAEB for B3ZRM(S) Pumps, Cast Iron, Berkeley B07779 Bracket Only

    Berkeley
    $0.00 - $0.00
    $0.00
    $268.00
    $268.00 - $268.00
    $268.00

    Hydraulic Adapter Bracket SAEB for B3ZRM(S) Pumps, Cast Iron, Berkeley B07779 Bracket Only

    $0.00 - $0.00
    $0.00
    $268.00
    $268.00 - $268.00
    $268.00