Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB - Change FD ratio to 4.56 by changing only pinion

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peachch

08-31-2013 02:20 PM

Change FD ratio to 4.56 by changing only pinion

Factory ring/pinion is 41/10. Can I just change pinion from 10 teeth to 9 teeth without swaping Factory ring? Then, FD ratio will be 41/9 = 4.56.

448hpsti

08-31-2013 02:25 PM

They won't mesh

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