B&W Trailer Hitches GNC4250 Defender Locking Coupler

B&W Trailer Hitches GNC4250 Defender Locking Coupler

$340.00 In Stock Sold out




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Universal Adjustable Round Defender Locking Gooseneck Coupler without Outer Tube For 2-5/16" Balls (GNC4250) by B&W Trailer Hitches®. 4" ID Round. 25000 lbs GTW, 7500 lbs VTW. The Defender is unlike any gooseneck trailer coupler on the market today. With unrivaled ease of use and security features built into the coupler, the Defender keeps your property safe and ensures easier towing. Integrated Lock - Push button keyed lock secures your investment with an integrated theft deterrent. Lock your trailer when coupled or uncoupled. Automatic Latch - Line up the ball, drop the trailer, and you're on the road! Cone Shaped Coupler - Makes lining up and hooking to your trailer easier.


  • Designed to safely and efficiently haul your loads
  • Made from the highest quality materials
  • Provides hassle-free performance for years ahead
  • Delivers exceptional durability and wear resistance
  • Meets the highest quality standards

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Shipping and Delivery Times


  • All in-stock products are shipped within one business day. Delivery usually takes 2-5 business days. We have a large number of warehouses in different states which allows us to deliver the orders very fast.





  • Most products are shipped via UPS Ground, FedEx depending on size with some large items shipped by SAIA or others.
  • Once your order ships, tracking details will be emailed to you.



Where’s my order?


  • Good question, when tracking details have been provided that means your order has been processed and shipped. Tracking details usually appear in the shipper’s database within one business day, i.e. UPS and FedEx generally provide point-in-time tracking meaning your order location is updated as it is scans and gets closer to you.  Most orders should arrive within 2-5 business days. Still have an issue with delivery, please contact us to see how we can help.





  • Cancellations are free. Please contact us ASAP if you need to cancel your order.

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