<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by infoage1 &raquo;</TD></TR><TR><TD CLASS="quote">Strati, the S4 has a 15 tooth countersprocket (OEM configuration is 15/37). 15/39 is perfect for me. Stock chain fits, no problem (although I've since changed to a longer chain). 14/39 would be a bit too much imo. </TD></TR></TABLE>
i recommended going to the 39 out back because knapp mentioned he already went down a tooth in front. your bike running 15/39 is very different than a mostly stock s4 running 15/39. you've got them fancy red-heads, don't you?