I changed mine at 40,000 miles and 14 years , it was in pretty good condition , so just a precautionary measure . The new one has done 27,000 in 8 years and still looks OK.


I do carry a spare with me.........just in case.

Andy G
1999 +8 , Indigo Blue.
Ex-John McKecknie/Mike Duncan 1955 +4 racer.