When you bolt a rear derailleur to your bike, generally, the derailleur cage will be outside of the cassette, the smallest cog, or high-gear. If you have a rapid rise rear derailleur, you may see that the derailleur cage is closer to spokes, or low gear (biggest cog), if cable is not attached. If you have a derailleur that is produced in 2005 or later, and not Shimano, it’s next to impossible that it’s a rapid rise derailleur. These derailleurs are not “invented” by Shimano, but they made them in late 90’s to early 2000’s. Somehow they embraced the idea, and their XT and XTR derailleurs were rapid rise at the time. However, they disappeared, because nobody liked them. I may be exaggerating, yes, but at least there is quite a lot of hate against them. Why rapid rise derailleurs… Continue Reading What is rapid rise rear derailleur ?
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