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Demco  |  SKU: D1D8551004

Demco Base Rails Under Box UM401001 (8551004)

MPN:

$451.43 USD $457.03
Shipping calculated at checkout.



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At our website, we pride ourselves on swift delivery and shipping. Our standard processing time is by 12 PM Pacific Standard Time, ensuring most orders ship out on the same day when processed before noon. Plus, enjoy the added benefit of free ground shipping on all orders. For those who need their items even faster, we offer expedited shipping options, and you can also opt for convenient in-store pickup.

Demco

Number one Selling Products

Demco Base Rails Under Box UM401001 (8551004)

This Demco UM401001 (8551004) Base Rails Under Box UM401001 is designed for easy installation and secure mounting of underbox bed rails, providing a reliable foundation for your truck bed accessories.

Compatible with:

  • 99-07 Chevy Silverado/GMC Sierra 1500/2500 (6.5' & 8' Bed)
  • 01-07 Chevy Silverado 1500HD (6.5' & 8' Box)
  • 01-09 Chevy Silverado 2500/3500HD (6.5' & 8' Box) Includes New Body Style

The UM401001 Base Rails Under Box comes with:

  • 2 Base Rails (Part # UM401001B)
  • 2 Frame Bracket Plates (Part # UM401001A)
  • 4 1/8" Shims (Part # UM406C)
  • 8 1/2" x 1 1/2" Bolts (Part # 104)
  • 8 1/2" Flat Washers (Part # 105)
  • 8 1/2" Lock Nuts (Part # 106)
  • 4 5/8" x 1-1/2" Bolts (Part # UM416)
  • 4 5/8" Flat Washers (Part # 418)
  • 4 5/8" Lock Nuts (Part # 417)
  • 4 Bed Plugs (Part # UM407)

Ensure a solid and stable base for your truck bed accessories with Demco Base Rails Under Box UM401001 (8551004).

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8551004 Fifth Wheel Trailer Hitch Mount Kit
Demco

Demco Base Rails Under Box UM401001 (8551004)

$451.43 USD $457.03

Demco Base Rails Under Box UM401001 (8551004)

This Demco UM401001 (8551004) Base Rails Under Box UM401001 is designed for easy installation and secure mounting of underbox bed rails, providing a reliable foundation for your truck bed accessories.

Compatible with:

  • 99-07 Chevy Silverado/GMC Sierra 1500/2500 (6.5' & 8' Bed)
  • 01-07 Chevy Silverado 1500HD (6.5' & 8' Box)
  • 01-09 Chevy Silverado 2500/3500HD (6.5' & 8' Box) Includes New Body Style

The UM401001 Base Rails Under Box comes with:

  • 2 Base Rails (Part # UM401001B)
  • 2 Frame Bracket Plates (Part # UM401001A)
  • 4 1/8" Shims (Part # UM406C)
  • 8 1/2" x 1 1/2" Bolts (Part # 104)
  • 8 1/2" Flat Washers (Part # 105)
  • 8 1/2" Lock Nuts (Part # 106)
  • 4 5/8" x 1-1/2" Bolts (Part # UM416)
  • 4 5/8" Flat Washers (Part # 418)
  • 4 5/8" Lock Nuts (Part # 417)
  • 4 Bed Plugs (Part # UM407)

Ensure a solid and stable base for your truck bed accessories with Demco Base Rails Under Box UM401001 (8551004).

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