Tire Question
Post Fiend
Joined: May 2006
Posts: 10,007
Likes: 4
From: Central Florida
The pinion diameters should be pretty close, I would believe they have the same number of teeth. 41x11 is the mix I'm used to and the ratio is 3.7272727. 45x12 is 3.75, 49x13 is 3.769, 52x14 is 3.714, 56x15 is 3.73333. It would take a big pinion to have more 15 teeth.
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