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RADBMX.CO.UK  |  Technical & Reference Section  |  Tech and Restoration  |  new school chainring help
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Author Topic: new school chainring help  (Read 466 times)

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motomagII

  • Guest
new school chainring help
« on: December 18, 2008, 05:59 PM »
right my bike has got 39t 14t gearing at the moment i wanna know if 36t will fit and still have clearance on me brake anoyone know how much lower the atck height will be between 39t chainring and 36t please ,i can then measure my clearance see if it will work .

Bettyswallocks

  • Guest
Re: new school chainring help
« Reply #1 on: December 18, 2008, 06:12 PM »
What frame dude? How much clearance is there now?

Most new school frames with chainstay brakes will run 25/9 gearing with no probs, so i reckon you'll be ok...  :daumenhoch:

THIRSTYKIRSTY

  • Guest
Re: new school chainring help
« Reply #2 on: December 18, 2008, 06:58 PM »
thing is greg

if ya goin bigga thats when ya need to think if it will catch frame

if ya goin smaller there should b no issues

russ :-*

motomagII

  • Guest
Re: new school chainring help
« Reply #3 on: December 19, 2008, 04:47 PM »
russ it wont catch the drops it is the brake im worried about catching  for about 10mm clearance at moment

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