580403 | Bulldog Chrome Coupler Lock
+1-989-755-0561 1-800-358-4751

Chrome Coupler Lock

SKU 580403

Typically ships in 2 to 3 business days.

Secure your trailer when you’re out and about with a Bulldog Lifelong Chrome Coupler Lock. This coupler lock has a stronger break resistance, dual self-locking design, high security square key design and a ball-bearing locking system that provides maximum security and ease of use. Includes dust cap to protect the lock from road debris and the elements.

Product Specs for Bulldog 580403

  • UPC: 783192025814
  • MPN: 580403
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Bulldog 580403 Details

Bulldog Lifelong Chrome Coupler Lock.

• Lock fits around the coupler, making it impossible to hitch it to anyone’s trailer
• Includes 2 keys

Customer Q&A - Bulldog 580403


Bullodg trailer jacks are the unquestionable leader in the trailer and towing industry. Bulldog has been manufacturing the highest quality trailer jacks since 1919.

Whether it’s for livestock trailers, utility trailers, boat trailers or cargo haulers, every rugged and proven Bulldog product is certified ASABE S485 compliant – the ”gold standard” in proven performance for trailer jacks. Bulldog Trailer Jacks offer you proven quality, performance, and versatility. At TruckSpring we carry a wide range of Bulldog products and have you covered whatever your application.

Bulldog Warranty

1 Year Limited Warranty on all products

Some products have longer warranty coverage periods. This coverage is item by item and you should review the warranty information included. Bulldog warrants its products against defects in workmanship or material.

What the warranty does not cover

Normal wear and tear over time, damage from abuse or neglect, and damage resulting from accidents is not covered. Improper installation including welding will void any warranty. Any alteration of products beyond the included installation instructions will void the warranty.

You can view the full details of Bulldog’s warranty here.

How to get service

For warranty claims on Bulldog products contact Cequent Performance Products by phone at 1-800-521-0510.

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