#diy #trailer #harborfreight #ledlights This might be the greatest value purchase I've ever made. Bought for ~$350 (with the old 10% off coupons) in 2014. [1720 lb. Capacity 4 ft. x 8 ft. Heavy Duty Folding Trailer](https://www.harborfreight.com/1720-lb-capacity-4-ft-x-8-ft-heavy-duty-folding-trailer-58703.html) # 2023 Deck and Side Rebuild ![[trailer-sides.png|400]] [erikbuild-HF4x8Trailer-DeckingAndSidesPlans\_2023-03-23.pdf · erikbuild/website-static-files · GitHub](https://github.com/erikbuild/website-static-files/blob/4479de1577ddead4dbbe0c56af686141c8919262/erikbuild-HF4x8Trailer-DeckingAndSidesPlans_2023-03-23.pdf) # 2025 LED Light Replacement In 2025, one of my original brackets snapped off for the rear taillight. I opted to design and 3D print a replacement in PETG and upgrade the lights along the way. **Pro Tip: Don't rely on the trailer frame for ground. Use one of the conductors of the 18/4 for a dedicated ground to each light!** Parts: - 1x left/right set of [[Harbor Freight 4x8 Utility Trailer#Taillight Mounting Bracket]] - [Amazon.com: LIBRA Set of Steel Trailer Square Tail Light Mounting Boxes - 24017/24018 : Automotive](https://amzn.to/4dhuoAc) - Adds a ton of protection to the taillights! - [Amazon.com: MAXXHAUL 70205 Trailer Light Kit - 12V All LED, Left and Right Waterproof Submersible for Trailers, Boat Trailer Truck Marine Camper RV Snowmobile, Red](https://amzn.to/3GQclot) - I wouldn't use the wiring or splices that comes with it -- it's junk. - [25ft of SEOOW 18/4](https://www.mcmaster.com/7080K35/) - exterior insulation is TPE Rubber which is UV/outdoor rated - [Heat Shrink Solder Seal Wire Connectors](https://amzn.to/3RXUmPx) - for connecting the wire pigtails off the LED lights to the 18/4 SEOOW, etc. - [3M Super 33+](https://amzn.to/4jQBjmf) - for wrapping any exposes joints as well as wrapping the bare wire off the taillights - (Optional): If you don't want to use a basic 4 pin flat connector and want to have a 7-way round plug for future proofing, [this works well](https://amzn.to/4jJwXgO) ## Taillight Mounting Bracket Printed in PETG with 4 perimeters @ 15% adaptive cubic infill. ![[trailerbracket.jpeg|400]] [Harbor Freight - 4x8 Utility Trailer - Tail Light Brackets by erikbuild \| Download free STL model \| Printables.com](https://www.printables.com/model/1293642-harbor-freight-4x8-utility-trailer-tail-light-brac)