Grommets, Plugs & Harnesses for Water Truck Lighting — UnitedBuilt Equipment Skip to content
Quality Water Truck Systems, Tanks & Parts Since 1947
Quality Water Truck Systems, Tanks & Parts Since 1947

Grommets, Plugs & Harnesses

UnitedBuilt’s Grommets, Plugs & Harnesses collection includes lighting installation components used to mount, connect, and service vehicle lights on water trucks, service trucks, commercial vehicles, trailers, and equipment. This collection includes rubber grommets, light plugs, pigtails, connectors, wiring harnesses, and related lighting repair components.

These parts are commonly used with DOT lights, marker lights, clearance lights, stop/turn/tail lights, backup lights, work lights, and other vehicle lighting assemblies. Proper grommets, plugs, and harnesses help protect lighting connections, support clean installation, and make future service or replacement easier.

UnitedBuilt stocks and distributes Peterson Manufacturing grommets, plugs, pigtails, and harness components used in water truck lighting systems, fleet maintenance, commercial vehicle repairs, and equipment upfits.

Grommets, Plugs & Harnesses
  • 570 in stock

    Grommet, Marker Light, Peterson B142-18

    Peterson
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.35
    $1.35 - $1.35
    Current price $1.35

    Grommet, Round, Open Back, 2.5″, Peterson B142-18 Made in USA. Allows 2 1/2″ diameter sealed units to be flush mounted. Fits 72, 142, 143, 162, 16...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.35
    $1.35 - $1.35
    Current price $1.35
  • 0 in stock. Available on backorder

    Adapter Plug 6", LED 3-Wire, PL3 to AMP, Peterson 417-491

    Peterson
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $10.00
    $10.00 - $10.00
    Current price $10.00

    Adapter Plug 6", LED 3-Wire, PL3 to AMP, Peterson 417-491

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $10.00
    $10.00 - $10.00
    Current price $10.00
  • 379 in stock

    Grommet Oval, 6.5x2.25, Peterson 421-18

    Peterson
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2.00
    $2.00 - $2.00
    Current price $2.00

    Grommet Oval, 6.5x2.25, Peterson 421-18

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2.00
    $2.00 - $2.00
    Current price $2.00
  • 316 in stock

    Grommet, Tail/Backup Light, Peterson B426-18

    Peterson
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.75
    $1.75 - $1.75
    Current price $1.75

    Grommet, PVC, 4″, Peterson B426-18 Made in USA. Black PVC grommet flush mounts 4″ diameter round lamps in 4 1/2″ hole. For use with 4″ round stop/...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.75
    $1.75 - $1.75
    Current price $1.75
  • 613 in stock

    Adapter Plug 6", LED 2-Wire, PL3 to AMP, Peterson B417-481

    Peterson
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $9.05
    $9.05 - $9.05
    Current price $9.05

    Plug, LED 2-Wire, Adapter 6" B417-481 Made in USA. 2-wire hard-shell, weatherproof plug. For use with 817, 818, 820, 823, 1217, 1218, 1220, 1223 s...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $9.05
    $9.05 - $9.05
    Current price $9.05