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02-14-23 | 06:41 PM

#9

squirtdad

Senior Member

Joined: Jul 2006

Posts: 11,514

Likes: 4,930

From: San Jose (Willow Glen) Ca

Bikes: Kirk Custom JK Special, 86 De Rosa Pro, '84 Team Miyata,(dura ace old school) 80?? SR Semi-Pro 600 Arabesque

just use this https://www.bikecalc.com/gear_ratios

48/34 (1.41)is close to 36/25 (1.44)

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