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Serg Supply

Transit Van Four Piece Bed System

Transit Van Four Piece Bed System

Regular price $5,193.51 USD
Regular price Sale price $5,193.51 USD
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These wheel well boxes are designed with easy garage access and built to conceal most wheel well water tanks and electrical setups on the market. This product comes in a set (two wheel well boxes) + a four piece removable bed platform.

This item ships FREE in the Continental U.S.

* This product is made to order please allow 3-4 weeks to ship

54": Fits Sprinter 144", Promaster 136", and Transit 148"
60": Fits Sprinter 144", Fits Sprinter 170", Promaster 159", Transit 148".
66": Fits Sprinter 170"/170"EXT, Promaster 159"/159"EXT,  Transit 148"/148"EL
Fits Sprinter 170"/170"EXT, Promaster, 159"EXT,  Transit 148"EL

Please refer to our materials page here to see images and details of each option:

See Materials Here

Assembled in the USA
Ethically Sourced
Eco-Friendly Materials


  • Lightweight Construction and Easy to Install
  • Both Boxes are mirrored with tall access doors at back of vehicle
  • Accessible from both within the vehicle and from rear doors
  • Outside Dimensions: 54"-66" Width x 33" Height x 18" Depth
  • Built to fit nearly all water tank and electrical systems with water level sight notch on tank side. Perfect Fit for the Northwest Conversions 20gal tank.
  • Designed to slip over pre-mounted water tank or internally mounted
  • Soft close hinges with adjustable latches
  • Upper doors feature gas-piston lift assist for easy access
  • Plug & Play for Sprinters, Transits, and Promasters
  • Maple, Birch, and alder are paint-grade
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    Step by step intructions for a seamless installation process.


    We take pride in engineering, sourcing and testing the products we offer.


    Our products at the Van Mart are trusted by some of the top builders in the U.S.

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