Welcome to Crownline by Ground Zero
We have been manufacturing products for more than 20 years.
Our “success story” began in 1996 when Richard Crow opened a one-man business out of his house. His small adventure led to becoming a leading designer, manufacturer, fabricator, and installer of American made products. We offer high quality flatbeds, hay beds, toolboxes and cattle feeders. Crownline Products are proudly made in Perry, Oklahoma.
New Crownline Features

Aluminum Flatbed
New Crownline Aluminum flatbeds coming soon!

Headache Rack
Our new headache rack design has been released. The sleek curved support bars give the driver a better view, making it easier to see when backing up to trailers.

Bumper Hitch Rating
New for 2024: Class five bumper hitches are now standard.

Toolboxes
Crownline products now include Bawer toolboxes made with water resistant seals.
Our new flatbed toolbox system leaves room for pulling a gooseneck. Full release expected Jan. 2025