<em>I wonder why I can't find any commentary on tire valve location.<br/></em><br/><strong>"Back in my day ..." </strong>My 1978 RV had steel braided valve extensions that terminated on the axle cover, so I had two steel valves in the front that were readily accessible, with no flex, and four valve extensions in the rear that were solidly mounted. I could check pressure with any gauge, and fill with any...