Harbor Freight Haulmaster 5x10 Modular Trailer Decking Install | Wood Deck Build (Part 2 Assembly)

In this video, we continue our build with Part 2 of the Harbor Freight Haulmaster 5×10 Modular Trailer assembly, focusing on the installation of a wood decking floor. If you’re building a Haulmaster 5 x 10 modular trailer and want a durable, functional deck for hauling gear, this step-by-step guide will help you get it done right.

We walk through how to measure, cut, and install wood decking on the Harbor Freight Haulmaster trailer, including tips for selecting the best lumber and layout for long-term durability. This upgrade transforms the trailer from a bare frame into a fully usable utility trailer ready for hauling camping gear, motorcycles, ATVs, lawn equipment, and more.

In this video, you’ll see:

Preparing the trailer frame for wood decking
Lumber sizing and layout for the Haulmaster 5×10 trailer
Fastening methods and spacing tips
Final look and functionality of the wood deck
Tips to improve strength, longevity, and load support

This Harbor Freight Haulmaster 5×10 decking install is a must-watch if you’re customizing your trailer for real-world use. Whether you’re finishing your first build or upgrading an existing setup, this video shows exactly how to install a strong, clean wood deck.

Trailer Model Featured
Harbor Freight Haul-Master 5×10 Modular Utility Trailer Kit

Be sure to watch Part 1 for the full trailer assembly and subscribe for upcoming videos on trailer upgrades, modifications, towing tests, and DIY projects.

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