I don't believe the internal trip meter drive adds significantly to the stress on the main Corsa speedometer drive cable. There is a small internal gear drive that tends to wear out and fail as the original factory gear grease fades away!66vairguy wrote:The Monza speedometers are less prone to input bearing failure. The Corsa with the extra trip odometer tends to wear out.
https://www.youtube.com/watch?v=ypTQkiYSGSg
See the attached CORSA article for a complete description of the problem...