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Message: <blockquote data-quote="alohart" data-source="post: 8635" data-attributes="member: 586">If you're mounting aluminum hubcaps on steel wheels in a salty environment, you need to make sure that the aluminum and steel don't make contact anywhere to prevent electrolytic oxidation of the aluminum.  It might not be easy to prevent the paint on the wheels from scratching enough to expose some steel.  Honda has taken great pains to prevent steel-aluminum contact and the resulting electrolytic oxidation on the mostly aluminum early Insight.Good quality stainless steel (not always what Chinese manufacturers use) should not participate in electrolytic oxidation with steel wheels.Aluminum hubcaps could dent more easily than stainless steel unless the aluminum is significantly thicker.But then aluminum is lighter than stainless steel <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile    :)" loading="lazy" data-shortname=":)" />This might be a good application for some sort of plastic hubcap if a suitable one exists.</blockquote>