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Forum: Bicycle Mechanics

10-29-20, 11:07 AM

Replies: 19

6 Spd Freewheel Upgrade ?

Views: 1,635

Posted By Phil_gretz

Vintage SR 5 bolt 130 BCD 54T chainring now on...

Vintage SR 5 bolt 130 BCD 54T chainring now on eBay for ~$30 delivered. Item #283677013517 (https://www.bikeforums.net/usertag.php?do=list&action=hash&hash=283677013517)

Forum: Bicycle Mechanics

10-29-20, 11:04 AM

Replies: 19

6 Spd Freewheel Upgrade ?

Views: 1,635

Posted By Phil_gretz

52 x 14T is 100 gear inches on a 27" wheel. ...

52 x 14T is 100 gear inches on a 27" wheel. That's ~30 mph at 100 rpms. At what speed do you want to pedal, and what rpm maximum can you sustain. 100 gear inches would be plenty for my needs. ...

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