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2 votes
3 answers
90 views

Rear derailleur won't shift up from smallest cog to next smallest cog but then shifts ok

I have a 1x10 Deore setup and recently I have been having shifting problems when I am moving up from the smallest cog to the next cog. It won't shift to the 2nd cog but if I shift twice up to the 3rd ...
Dennis Howell's user avatar
4 votes
1 answer
86 views

What derailleur hanger is this and what is actually compatible and what needs changing?

Bought this bike second hand. Obviously these are not stock components here, the rear derailleur should not be direct mount. I can not seem to find the specifications for the hangar anywhere. Also I ...
montbiking's user avatar
5 votes
2 answers
1k views

Can I swap an SGS cage on a Shimano RD-M8100 having a GS cage?¹

It's been difficult to locate a new XTR M9100 or XT M8100 with the SGS (long) cage from the few reputable U.S. dealers I buy from where Shimano will honor their warranty. The GS cage versions are ...
Jeff's user avatar
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