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Paul Mossberg



Are you sure it’s E178 and not E78-14? I cannot find any conversion charts with an E178 size.

The chart at sion_chart.htm

says an E78-14 is the equivalent of a 185/14, P195/75R14 or P205/70R14. The first is an 80 series, then 75 and 70 series.

Paul Mossberg
Former Owner of a 1981 Classic Roadsters Ltd. Duchess (VW)
2005 Intermeccanica Roadster

If you own a TDr and are not in the Registry, please go to and register (you need to copy and paste the link)