Wheel & Tire Protrusion in Missouri
Legal
Missouri has no fender or protrusion rule for passenger cars.
Verified against primary sources · August 2026
What the law says
Mud flaps are required only for trucks, semitrailers, and trailers without rear fenders attached to a commercial motor vehicle registered for over 24,000 lb.
Specific Limits
- Protrusion limit
- none
Frequently Asked Questions
Are wheel & tire protrusion legal in Missouri?
Missouri has no fender or protrusion rule for passenger cars.
What are the exact wheel & tire protrusion limits in Missouri?
Protrusion limit: none. Source: Mo. Rev. Stat. § 307.015.
Street-legal wheel & tire protrusion picks
Gear that helps you mod without a ticket in Missouri.
Fender flares
The standard fix when wheels stick out past the fender line.
Shop on AmazonMud flaps
Several states require them once tires extend beyond the body.
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