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Assistance From Boat Parts Experts
Free Shipping over $99
Earn up to 4.5% Back on Purchases
Assistance From Boat Parts Experts

Free Shipping over $99

Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

Shipping Policy

Free Shipping over $99

Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

Shipping Policy

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Earn up to 1.5 points for every $1 spent. That’s up to 4.5% back that you can redeem and save on future orders. Excludes engine & lower unit sales.

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PartsVu Blue Rewards

Earn up to 1.5 points for every $1 spent. That’s up to 4.5% back that you can redeem and save on future orders. Excludes engine & lower unit sales.

Start Saving Now

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Our top priority is your ultimate satisfaction, and to get you back to boating as soon as possible.

Contact a Parts Pro

Ready To Serve

Our top priority is your ultimate satisfaction, and to get you back to boating as soon as possible.

Contact a Parts Pro

Trailer Adapters & Wiring Harnesses

(115 products)

All Categories
  • Wesbar Vehicle/Trailer Adapter - 7-Way Blade to 4-Way Flat - 707282

    Wesbar

    Wesbar Vehicle/Trailer Adapter - 7-Way Blade to 4-Way Flat - 707282

    $12.05 $15.98
    Learn More
  • Boating Essentials - Trailer Wire Adapter - BE-TR-59396-DP

    T-H MARINE

    Boating Essentials - Trailer Wire Adapter - BE-TR-59396-DP

    $14.29
    Learn More
  • Boating Essentials - Trailer Wiring Adapter - BE-TR-59394-DP

    T-H MARINE

    Boating Essentials - Trailer Wiring Adapter - BE-TR-59394-DP

    $8.49
    Learn More
  • Boating Essentials - 4-Way Trunk Side Trailer Wire Connector - BE-TR-59380-DP

    T-H MARINE

    Boating Essentials - 4-Way Trunk Side Trailer Wire Connector - BE-TR-59380-DP

    $7.59
    Learn More
  • Boating Essentials - 5 Way Trailer Wire Harness - BE-TR-59386-DP

    T-H MARINE

    Boating Essentials - 5 Way Trailer Wire Harness - BE-TR-59386-DP

    $7.99
    Learn More
  • Boating Essentials - 4-Way Vehicle End Trailer Connector - BE-TR-59377-DP

    T-H MARINE

    Boating Essentials - 4-Way Vehicle End Trailer Connector - BE-TR-59377-DP

    $5.59
    Learn More
  • Boating Essentials - 12 Volt Power Socket - BE-EL-51416-DP

    T-H MARINE

    Boating Essentials - 12 Volt Power Socket - BE-EL-51416-DP

    $6.59
    Learn More

PartsVu offers a full range of Boat Trailer Parts and Accessories to help you maintain your trailer. Follow these links to find: Boat Trailer Lights; Boat Trailer Bow Rollers & Stops; Trailer Adapters & Wiring Harnesses; Boat Trailer Jacks; Boat Trailer Hubs, Brakes & Bearings; Boat Trailer Balls & Couplers; Boat Trailer Hitches; Boat Trailer Accessories, Chocks & Tires; Boat Trailer Hardware, Brackets, Springs & Bolts; Boat Trailer Guides & Poles; Boat Trailer Bunk, Boards & Components; Boat Trailer Straps, Winches & Safety Chains.

Everything you need to know about wiring a Boat Trailer is featured in this article from the PartsVU Exchange.

Here's some great information about how to secure your boat trailer safely for the ride home.

Check out all of the great Boat Trailering Tips & Resources available at the PartsVU Exchange.

PartsVu is proud to carry a range of trailer accessories including trailer adapters and trailer wiring harnesses from leading manufacturers such as Seachoice, Wesbar, Sierra, RV Pigtails, Pollak Corporation, Hopkins Manufacturing, Attwood Marine, and others.