boardman mtb rear cassette sram x5 9 speed

markbsac
markbsac Posts: 89
edited July 2010 in MTB workshop & tech
hi guys any idea which ratio i need to order was just about to order this and its giving me ratio options of 11-32 or 11-34 Ratio......i have no idea about this i assume it may be something to do with the chain.......thanks in advance...mark

Comments

  • baser
    baser Posts: 127
    markbsac, this ratio is the number of teeth on the rear cassette 11 being the number of teeth on the smallest cog and either 32 or 34 the number on the largest cog. Not sure how many your boardman will have but my 08 HT pro has a 11-34 rear cassette.
  • markbsac
    markbsac Posts: 89
    many thanks now that is what i call a quick reply ...and i fully understand now what the ratio means....now i will start counting ...cheers bud

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