Hot answers tagged shimano
All Shimano components have a series number (not serial number) embossed or engraved in the component. While it is possible that the numbers may be worn off or scratched over on older components, the theory you are working under seems to indicate that you would be looking for newer, lower level components, rather than older higher end stuff. Check the back ...
Note : this is mostly based on my personal experience. Its an incredibly subjective subject, so there is no right answer. Keep in mind that in reality one level up or down will be completely unnoticeable performance difference to most riders. XT is considered the "Sweat spot" for performance, weight and durability. Probably X9 in the SRAM range. XTR and ...
Here you go, VeloOrange has a part for that: http://store.velo-orange.com/index.php/components/shifting-freewheels-cassettes/parts-maintenance/vo-grand-cru-sealed-bearing-universal-jockey-wheels.html
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