That's not a choice but 3.42, 3.55, and 3.73 are. There is no ID on the axle for ratio that I know of.
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That's not a choice but 3.42, 3.55, and 3.73 are. There is no ID on the axle for ratio that I know of.
The gears are generally marked with the gear ratio in fraction form such as 41-10.