IS MY MOD LEGAL?

Wheel & Tire Protrusion in California

Vehicle type: Van

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California requires fenders, covers, or devices — including flaps or splash aprons — that minimize spray to the rear and are at least as wide as the tire tread. There is no inch limit on protrusion.

Verified against primary sources · August 2026

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Frequently Asked Questions

Are wheel & tire protrusion legal in California?
California requires fenders, covers, or devices — including flaps or splash aprons — that minimize spray to the rear and are at least as wide as the tire tread. There is no inch limit on protrusion.
What are the wheel & tire protrusion limits in California?
California requires fenders, covers, or devices — including flaps or splash aprons — that minimize spray to the rear and are at least as wide as the tire tread. There is no inch limit on protrusion. For specific numeric limits and thresholds, see our full compliance report.
Are there exceptions for wheel & tire protrusion in California?
Yes, there may be exceptions and exemptions. Get the full details including medical exemptions and edge cases in our compliance report.

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