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Seachoice 57731 6-Way Round to 4-Way Flat Trailer Wiring Adapter

Manufacturer

Seachoice

<h3>About Seachoice: Built by Boaters, for Boaters</h3><p><strong>Seachoice</strong> has been one of the most trusted names in the marine industry since its founding in 1988. What started as a focused supplier of marine hardware — cleats, hinges, and hasps — has grown into a comprehensive resource for boating enthusiasts of every level. Today, Seachoice offers more than 5,000 high-quality marine parts and accessories across 17 categories, backed by distribution from 18 warehouse locations for fast, reliable availability wherever you are on the water.</p><p>The philosophy behind Seachoice is straightforward: deliver the products boaters actually need, at a quality level they can depend on, without breaking the bank. That commitment has made Seachoice a go-to brand for both weekend recreational boaters and serious on-water professionals alike. Every product in the lineup is covered by a no-hassle warranty, reflecting the brand&quot;s confidence in its own craftsmanship.</p><h3>Anchoring Solutions for Every Vessel</h3><p>Anchoring is arguably the most critical system on any boat, and Seachoice has built an extensive anchoring ecosystem to match. Their <a href="/7548-seachoice-anchors-200101">Anchors</a> lineup includes a wide variety of styles suited to different bottom types and vessel sizes — from lightweight folding grapnel anchors ideal for personal watercraft to hot-dipped galvanized plow anchors engineered for boats in the 24-to-31-foot range. For boaters who need a permanent or semi-permanent solution, Seachoice&quot;s <a href="/7548-seachoice-mooring-anchors-200693">Mooring Anchors</a> are cast from heavy iron and sized for vessels from small runabouts all the way up to large cruisers, with improved shaft designs and oversized eyes to accommodate heavy-duty shackles.</p><p>For those who prefer traditional styles, the <a href="/7548-seachoice-slip-ring-traditional-anchors-200970">Slip Ring &amp; Traditional Anchors</a> collection offers classic navy and river anchor designs, many featuring vinyl or PVC coating for corrosion resistance in both fresh and saltwater environments. Whether you&quot;re anchoring in sand, gravel, shale, or soft mud, Seachoice has an anchor engineered for the job.</p><h3>Marine Rope and Cordage</h3><p>No anchoring system is complete without reliable cordage, and Seachoice&quot;s <a href="/7548-seachoice-rope-17207">Rope</a> category delivers just that. From solid-braid nylon dock lines that are rot-proof and abrasion-resistant to hollow-braid polypropylene anchor lines for smaller boats and PWC applications, Seachoice rope products are built for the demanding conditions of the marine environment. UV protection and corrosion-resistant hardware are standard features across the lineup, ensuring longevity whether you&quot;re in freshwater lakes or open saltwater.</p><h3>On-the-Water Comfort: Coolers &amp; Ice Chests</h3><p>A great day on the water also means keeping food and drinks cold, and Seachoice&quot;s <a href="/7548-seachoice-coolersice-chests-200288">Coolers/Ice Chests</a> round out the brand&quot;s on-board comfort offerings. Designed with the marine environment in mind, these coolers are built to handle sun, spray, and the rigors of life aboard a boat.</p><h3>A Brand You Can Count On</h3><p>Seachoice operates with a simple promise: quality you can trust, backed by worry-free protection. With a product line that spans lighting, electrical components, safety gear, hardware, anchoring, and more, Seachoice continues to be the brand boaters reach for when reliability matters most.</p>

Part Number

57731
09/17/2036 11:05 PM
Sale Price

$9.09

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Seachoice 57731 is a trailer wiring adapter that converts a 6-way round connector on the tow vehicle to a 4-way flat connector for the trailer. This compact adapter eliminates the need for cutting or splicing wires, making it a quick and simple solution when switching between trailer types.

Constructed with a durable molded plastic housing that resists corrosion, this adapter is built to hold up in demanding marine, boating, and trailering environments. Both the 6-way round and 4-way flat ends feature brass pin terminals for reliable conductivity and a secure connection.

Key Features:

  • Converts 6-way round vehicle connector to 4-way flat trailer connector
  • Supports tail lights, left and right stop and turn lamps
  • 6-way round-pin brass terminals (vehicle side)
  • 4-way flat pin-style brass terminals (trailer side)
  • 7.5 amp maximum load rating
  • Corrosion-resistant molded plastic housing
  • No cutting or splicing required — plug-and-play installation

Also known by full manufacturer part number 50-57731 (UPC: 719249577319). Ideal for use with boat trailers, utility trailers, and landscape trailers requiring a standard 4-way flat wiring connection.

Waiting for my invoice. I am not receiving a response

Quick delivery. Good price.

Quick shipping. Item was correct. Great transaction.

I'll be a return customer.

nice and easy

Delivery showed up undamaged and before expected.

So far so good

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