Author Topic: Whats the largest chainring you can run on a bmx? (Read 455 times)

oldschoolace · « **on:** January 04, 2014, 08:47 PM »

Ok so lets say i have just applied to Guiness to achieve a land speed record on a bmx

Assuming i went with the principle of this guy with a big fookoff chainring:

Not a valid vimeo URL
Keeping it oldschool whats the largest chainring you could run on an unaltered bmx frame, and any idea which frame would give the most clearance?

nosepickben · « **Reply #1 on:** January 04, 2014, 09:00 PM »

Would 48-9 not be enough for starters, or are we talking laughably huge gearing here?

oldschoolace · « **Reply #2 on:** January 04, 2014, 09:15 PM »

Would be nice to get 65 plus. The lad in the video is running a 104

nosepickben · « **Reply #3 on:** January 04, 2014, 10:03 PM »

104...

Dark Diggler · « **Reply #4 on:** January 06, 2014, 07:33 AM »

Watch the 1st episode of speed with Guy Martin, 3 cogs is the way forward for monster gearing.

fischflo · « **Reply #5 on:** January 06, 2014, 09:49 AM »

http://www.radbmx.co.uk/forum/index.php/topic,166768.msg1668393.html#msg1668393

...don't forget to tie up your nutsack

oldschoolace · « **Reply #6 on:** January 06, 2014, 10:19 AM »

Now we are talking

Author Topic: Whats the largest chainring you can run on a bmx? (Read 455 times)

oldschoolace

Whats the largest chainring you can run on a bmx?

nosepickben

Re: Whats the largest chainring you can run on a bmx?

oldschoolace

Re: Whats the largest chainring you can run on a bmx?

nosepickben

Re: Whats the largest chainring you can run on a bmx?

Dark Diggler

Re: Whats the largest chainring you can run on a bmx?

fischflo

Re: Whats the largest chainring you can run on a bmx?

oldschoolace

Re: Whats the largest chainring you can run on a bmx?