Brand new derailleur cables will need to stretch. I always retune mine after a month of riding. Maybe there is something with the RD cable clamp, where it's not clamping properly and letting your cable slip? Happened on my XT RD and got a new cable clamp bolt thingy from my LBS
On Thursday, July 2, 2015 at 10:59:32 PM UTC-4, Tim wrote: > > I'm so frustrated with my drive train. I had Shimano 9 speed bar ends with > a front triple. They worked great in index mode. The indexing got finicky > so I switched to friction. It worked well for a bit then the "ghost > shifting" started. I switched to Silver bar ends. They feel great but I > just can't get them dialed in. I've worked on it it, I took it to my LBS > and they tuned it up, but it still doesn't shift right. I had them check > for a bent derailer hanger and they said it wasn't. When I shift to the two > or three lowest (biggest) cogs, it will not stay on that cog. The problem > is worse when I am going from higher to lower gear. If I mess with the > shifter it will finally stay in gear, but it's really frustrating, > especially when riding lots of rollers. I can't descend a roller and then > hit the gear I need for the climb. It always skips out. If I do slight > adjustments to the cable tension the best I can do is move the problem from > the lowest end of the gears to the middle part. It's driving me crazy! By > the way, all of the parts, chain rings, cassette, and chain, are new (they > were all bought at the same time and now have around 1500-1700km on them. > Any ideas? Please!?!? -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
