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B&W Trailer Hitches Defender Locking Gooseneck Coupler w/ 2 5/16" Integrated Lock | GNC4250 | Universal Fitment

Pricing: $340.00

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Pair this base assembly with an existing outer tube for a gooseneck coupler that latches and locks automatically. Built-in lock can be engaged when trailer is coupled and when trailer is unattached. Oversize, cone-shaped funnel eases hookup.


  • Sturdy inner tube pairs with existing outer tube to create an adjustable gooseneck coupler for hooking your trailer up to your truck
  • Cone-shape funnel makes it easy to guide ball into socket
  • Automatic latching mechanism for super simple hookup
  • Built-in lock provides excellent security
  • Sturdy steel construction
  • Black powder coat finish is corrosion resistant


  • Ball size: 2-5/16"
  • Range of vertical adjustment (when used with outer tube): 11"
  • Tube diameter: 4"
  • Weight capacity: 25,000 lbs
  • Vertical load limit: 7,500 lbs


  • GNC4250
  • GNC4250
  • 843233002355
  • B&W Hitches
  • New


Shipping Information

  • Item Requires Shipping
  • 45.0 lbs.
  • Free Shipping