Best Boat Trailer Swing Tongue Kit for Easy Storage and Access
Finding the right boat trailer swing tongue kit helps shrink your trailer’s footprint and simplifies storage. This guide highlights five top options that balance strength, ease of installation, and practical storage benefits. The best picks are suited for boat trailers, RVs, and utility trailers where off-season parking or garage storage is a priority. Each entry includes who it’s best for and why it stands out, plus a quick buying reference table for a fast comparison.
| Product | Best For | Key Benefit |
|---|---|---|
| Tie Down SwingKing | Deeply space-conscious garages and tight driveways | Pivoting tongue with multiple sizes |
| PMTHMPTS Folding Tongue Kit | Garage storage in tight spaces | 5,000 LBS capacity, steel construction |
| FixOasis Folding Tongue Kit | Budget-friendly, easy install | 3×3 in compatibility, 5,000 LBS rating |
| ONLYLIDA Folding Tongue Kit | Heavy-duty, large trailers | 11,000 LBS capacity, 3.5×3.5 in beam |
| Tie Down SwingKing Swing Tongue Kit | Versatile configurations, multiple sizes | Pivoting tongue with three tubing options |
Tie Down SwingKing – Swing Tongue Conversion Kit

The SwingKing kit creates a swing-away tongue section to reduce overall trailer length. Best for boat trailers stored in tight garages or driveways. It comes in 3×3, 3×4, and 3×5 tubing options to fit various frame styles. The hinge enables pivoting to the side for extra clearance when parking.
Who it’s best for: owners needing maximum storage flexibility with multiple tongue sizes. Why selected: strong galvanization helps resist corrosion, and the pivot design directly targets space savings.
Caution: ensure your trailer frame matches one of the listed tubing configurations before purchase. The kit’s performance depends on correct match and proper mounting hardware alignment.
PMTHMPTS Folding Trailer Tongue Kit

This folding tongue hinge is designed for 3×3 inch outer square tongues and offers a 5,000 LBS load rating. It works well with steel trailer tongues and aims to save storage space by folding away. It’s described as compatible with RVs, utility trailers, and other heavy equipment.
Who it’s best for: trailers needing a durable, budget-conscious fold-away option with straightforward installation. Why selected: the kit’s steel construction and dual safety locking help prevent accidental opening during transport.
Caution: not recommended for aluminum frames; verify your frame material before purchase to avoid compatibility issues.
FixOasis Folding Trailer Tongue Kit

FixOasis offers a 3×3 inch tongue fold with a 5,000 LBS capacity. The kit uses high-carbon steel forging with a galvanized coating for rust protection. It includes all bolts and a center punch for easier setup, plus a dual-locking design to help prevent accidental disengagement during movement.
Who it’s best for: buyers seeking a solid, corrosion-resistant option with a simple install. Why selected: the dual locking and included hardware support a reliable, tool-friendly installation.
Caution: designed for 3×3 inch tongues; confirm your trailer’s tongue size matches before buying to ensure proper fit and function.
ONLYLIDA Folding Trailer Tongue Kit

Engineered for high-torque loads, this kit supports up to 11,000 LBS and fits 3.5×3.5 inch square tongues. It uses forged steel with a professional zinc finish to resist corrosion in harsh environments including saltwater settings. The bolt-on design emphasizes stability with a straightforward installation.
Who it’s best for: large boats and heavy trailers requiring maximum strength. Why selected: high capacity makes it a strong option for frequent, heavy-duty use. Caution: the larger 3.5×3.5 inch tongue size means it won’t fit smaller tongues without modification or different hardware.
Tie Down SwingKing Bolt-On Swing Tongue Kit

This kit mirrors the SwingKing concept with pivoting tongue and availability across three tubing sizes (3×3, 3×4, 3×5). It’s designed to reduce overall trailer length and facilitate easier storage in tight spaces. Hardware is included for bolt-on installation.
Who it’s best for: boat trailer owners who want a robust swing tongue with flexible size options. Why selected: the same space-saving benefits as the other Swing King model, with slightly different configuration support. Caution: verify the frame compatibility with your trailer before ordering to ensure a secure mount.
Buying Guide: Key Considerations For A Swing Tongue Kit
Purpose and storage: Determine how much space you need to free up in your garage or driveway. Choose a kit that offers a pivot or swing feature that matches your trailer tongue size.
Tongue size compatibility: Tubing measurements (such as 3×3, 3×4, or 3.5×3.5) dictate fit. Confirm your trailer tongue dimensions before purchasing to avoid misfits.
Load capacity: Heavy trailers and boats require higher weight ratings. Pick a model with a rating that exceeds your expected towing and storage needs.
Materials and corrosion resistance: Galvanized steel and zinc finishes help guard against rust, especially in saltwater or humid environments. Consider the climate where you park your trailer.
Installation complexity: Some kits include all hardware and simple bolt-on designs, while others require more steps. Assess your mechanical comfort and available tools before starting.
Durability and safety: Look for dual-locking mechanisms or safety features that prevent accidental folding during movement. A secure joint reduces the risk of accidental deployment or failure.
Frequently Asked Questions
- Do swing tongue kits fit all trailer types?
Most are designed for specific tongue sizes and configurations. Always confirm your tongue dimensions and frame style before purchasing.
- Can these kits be installed by a DIYer?
Yes, many are bolt-on and come with hardware, but some may require basic tools and alignment checks for a secure fit.
- What is a typical load rating to look for?
Choose a kit with a rating at or above your trailer’s tongue weight. Higher ratings provide margin for safety, especially with larger boats.
- Are folding tongue kits compatible with aluminum tongues?
Some kits specify compatibility with steel tongues only. Check product notes to avoid incompatibilities.
- Will folding the tongue affect trailer stability?
When properly installed, folding tongues maintain stability while parked or in transit to prevent interference with other components.