Wheel & Tire Protrusion in Washington
Washington requires fenders, covers, flaps, or splash aprons adequate to minimize rear spray on every motor vehicle — and the device must be at least as wide as the tire behind which it is mounted, extending downward at least to the center of the axle.
Verified against primary sources · August 2026
What the law says
Vehicles 40 years old or more and street rods driven in fair weather on hard-surfaced roads are exempt.
Specific Limits
- Fenders required
- at least as wide as the tire and extending down at least to the center of the axle
- Protrusion limit
- none
Frequently Asked Questions
Are wheel & tire protrusion legal in Washington?
What are the exact wheel & tire protrusion limits in Washington?
Street-legal wheel & tire protrusion picks
Gear that helps you mod without a ticket in Washington.
The standard fix when wheels stick out past the fender line.
Shop on AmazonSeveral states require them once tires extend beyond the body.
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