Axle.

RCW 46.04.060
in effect
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"Axle" means structure or structures in the same or approximately the same transverse plane with a vehicle supported by wheels and on which or with which such wheels revolve. "Axle" means structure or structures in the same or approximately the same transverse plane with a vehicle supported by wheels and on which or with which such wheels revolve.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=46.04&full=trueFetched: 6/29/2026

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