I have the gearing calculator in an Excel Spreadsheet for the B1250, B1200 and the B600. It is good for checking what sprocket changes and tire sizes do for RPMs and MPH. For racer, it can be helpfull for picking out shift points.
Its free
Just E-mail me and I will send it back as an attachment.
bholland@jisd.esc8.net
Topic: Gearing Calculator (Read 2502 times)