Re: Which Speedo Pinion Gear? help!

From: Jon Smith (jon@fast4x4.net)
Date: Wed Oct 04 2000 - 11:09:09 EDT


Dave, do you know your current tooth count?
_______________________
   Jon Smith--Raleigh, NC
        jon@fast4x4.net
       www.fast4x4.net

> OK, I've got 33" tires. Going from a 3.55 to 4.10.
> Which speedo pinion gear (how many teeth) do I need to compensate?
>
> The formula I have is this, not sure if it is right:
>
> # of teeth = (265 x tire diameter in inches) / axle ratio
>
> I get 2132.93 using this. Either I'm doing it wrong (I'm an artist by
trade,
> not an engineer), I'm smoking crack, or the formula is wrong. Help anyone?
> thanks!
>
> ____________________
> Dave Kilian -- Clayton, NC
> '96 Dakota CC 4x4 3.9L 5-spd, 4" TM susp. lift, 2" Body lift, 33" BFG MT's
> etc...
>



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