What makes you think that they're reinforced?  40 psi usually means non
reinforced.  Maybe they are but that is a curious max psi.

James

>Micheling MX 185/70 R 14's.  These are reinforced sidewall tires and will
>carry 1540lbs per tire at 40 psi max pressure.  The problem is that the door
>sticker says 50psi in the back.
>
>Does anyone have any experience with MX's??
>

'67 deluxe
'71,81,'85 Westies