Hi! You wrote: | - Can very old front fork oil (4 years and 70.000 km) cause | my problems? Yes, although old oil usually results in a low damping. | - How often do you change the fork oil? Honda doesn't recommend it at all, BMW does it every 30000km. I do it about every 50000km. - Philip -- --- http://www.rrr.de/~phil/ -