Deceased 02/10/2010 - R.I.P.
Ducati Corse
Posts: 3,170
Join Date: Feb 2002
Location: Darlington, Co. Durham
Mood: NGRRC Minitwins champion 2007
That's your problem. I moved to a 70 on my 748 and it made a major difference to the front end feel. No racers I know of run on a 60. The 70 does put more rubber down when on the side imo so, it will affect grip.