Questions, answers, help, tips and tech on transmissions.
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- MalibuRacing Junkie
- Posts: 4377
- Joined: Sun Oct 21, 2007 8:07 am
- Location: Lederach
With a 25-inch tire, you need a 3:1 ratio between the drive/driven gear. You need to know how many teeth are on the gear inside the transmission and then multiply by 3 to get the proper driven gear (the one that is easily removed).