Exterior Components› Body Panels and Components

Hidden Hitch

5/8' CHROME DOGBONE LOCK W/ CHROME

$66.39

SKU: H03O 580404

Out of Stock
In Stock
Ships by Jun 15
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Bulldog 580404 is a trailer coupler lock set designed for enhanced security. It features a dual self-locking design and a high-security square key system for break resistance. The set includes a dust cap for added protection and has a durable chrome finish. The lock set is compatible with 2-inch square receivers and has a 5/8-inch pin diameter.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHidden Hitch
Part NumberH03O 580404

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy