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[Closed] How interchangable are Avid disc adaptors?

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[#1669482]

If I want to use an Avid adaptor with a non avid brake, will it bolt straight on or will I need the conical washer set up?

I've got a Tektro post mount caliper, IS fork and a 160mm rotor. I want to run a 185 rotor. Will the Avid mopunt do it or do I need the avid mount and washer kit?


 
Posted : 03/06/2010 12:24 pm
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no one?


 
Posted : 03/06/2010 12:49 pm
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With a bit of tinkering with washers some will work some won't

IIRC I ran a Hayes 9 caliper on an Avid 185 adaptor on my old Kona FS but didn't use the conical washers as the disk was 180mm just a small stack of plain washers to bring it to the correct height.
Last week I fitted the Hayes 9's to a friends bike using Shimano post-post adaptors and still had to shim with washers to get the correct placement on the rotor.

So to sum up "suck it and see"


 
Posted : 03/06/2010 12:59 pm
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I do not think that you'll need the washer kit. I think that the washers are taken into account by the position of the mounting lugs on Avid calipers rather than the sizing of the adaptors. Otherwise I think that Avid brakes wouldn't work directly with post mount forks and 160mm rotors.

Actually, a quick check would suggest that my commuter's old Deore front brake is mounted using an Avid adaptor. ๐Ÿ™‚


 
Posted : 03/06/2010 1:01 pm
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Will fit fine. If you don't have the CPS washers - they are the same as V-brake pad washers - then you'll need to shim between the mount and the calliper but you need to do that on all makes of callipers to some extent.


 
Posted : 03/06/2010 1:04 pm
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ChrisL, good point about the direct fitting. I know some need fettling into final position. I'm running an Avid Juicy on the rear of a bike on a 165 rotor with a stack of washers. I was just wondering whether to order the Avid 185 mount and a set of washers of the Hope 183 mount and expect to shim. Sounds like the Avid might be worth a crack first.


 
Posted : 03/06/2010 1:12 pm