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12_4b0efbef-2b4d-45dd-95af-726e8cfb847c - Northline Parts

Aluminum Boat Trailer Crossmember Square Tube V-Bend Crossbar 3” x 3” x 71.5”

Alligator_819_x_200_px - Northline Parts

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$219.99
Sale price  $219.99 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Aluminum Boat Trailer Crossmember Square Tube V-Bend Crossbar 3” x 3” x 71.5”

Upgrade your boat trailer with this heavy-duty aluminum V-bend crossmember. This high-quality aftermarket part is designed to provide superior structural support and durability, ensuring your boat remains secure during transport. It offers a perfect fit for a variety of trailers, replacing worn or damaged crossbars with a corrosion-resistant alternative that is built to last in harsh marine environments.

Key Features & Benefits

  • Constructed from high-grade aluminum for maximum corrosion resistance in saltwater and freshwater environments.
  • Structural V-bend design allows for lower hull clearance and improved boat positioning on the trailer.
  • Durable 3” x 3” square tubing provides exceptional strength and weight-bearing capacity.
  • Lightweight yet robust construction reduces overall trailer weight without sacrificing structural integrity.
  • Straightforward installation for professional marine shops or DIY trailer restoration projects.

Compatible Models

  • Universal fit for many major boat trailer brands utilizing 3-inch framing.
  • Compatible with standard 3-inch trailer frame rails.
  • Designed for trailer configurations requiring a 71.5-inch wide crossmember.
  • Suitable for both bunk-style and roller-style trailer setups.

Product Specifications

  • Material: Heavy-duty Aluminum
  • Design: Square Tube with V-Bend
  • Tube Dimensions: 3” x 3”
  • Overall Length: 71.5 inches
  • Part Type: New Aftermarket

Frequently Asked Questions

Is this an OEM part?
No, this is a premium aftermarket replacement part designed to meet or exceed original performance standards.

How do I confirm compatibility?
Measure your existing trailer frame width and the exterior dimensions of your current crossmember. Ensure the 3" x 3" size and the 71.5" total length match your trailer's specific requirements.


Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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