Dawes XC 2.4 Replacement rear derailleur

Jon114
Jon114 Posts: 5
edited March 2014 in MTB workshop & tech
Hi folks,

So far ended up buying:
New rear whee
New pedals
New gear cable
New outer cable sleeve to replace various sections.
New chain
New brake pads
New rear derailleur hanger

Chain appeared completely cream crackered - links quite worn... So I've bought a new one, swapped brake rotor onto my new wheel - adjusted caliper to fit revised position of rotor - changed brake pads.

Rear rotor seems warped, must have caught it when it was in the back of the car recently, its a bit worn, so could do with changing both together.

Should I change rear cassette & chainset, (although both appear in good condition - no obviously worn teeth etc) when fitting new chain? Quite an expensive undertaking..

Rear Shimano Deore derailleur is ref. RD-M530, it looks like its received a massive collision at some point because it was quite badly bent, I attempted to bend it back, but it looks odd, the M530 is possibly quite old now, (can someone recommend a suitable replacement which will fit my hanger?

Still trying to keep costs down, (bits off Fleabay to cut costs)... still, I'm learning a lot about bikes in the process :D

Cheers

Jon

Comments

  • nicklouse
    nicklouse Posts: 50,675
    Any shimano 8/9spd rear mech. Will work.
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  • I'd recommend the Shimano Alivio M430, based on price and quality for your buck.

    http://www.chainreactioncycles.com/shim ... -prod62241

    But, firstly, Some Dawes mountain bikes use low normal rear mechs. This means that when the cable has no tension in it, it should be in 1st gear (the largest sprocket). If it's in the smallest sprocket without cable tension, then you have a top normal mech, and the one I posted in the link will work fine.
  • cooldad
    cooldad Posts: 32,599
    Doesn't matter whether low normal or top normal - same shifters, just the springs work in opposite ways.
    But I doubt there are still any new low normals around anyway.
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  • cooldad wrote:
    Doesn't matter whether low normal or top normal - same shifters, just the springs work in opposite ways.
    But I doubt there are still any new low normals around anyway.

    Yes that's true. Mentioned it Just in case he wanted to keep the same set up. I know when I changed from low to top years ago it wrecked my head for a while :P.