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Old 11-21-2011, 07:41 PM
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MikeXray
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Originally Posted by mcrotty
I've got a 21.5 in my daughters tc5 and this thing is sloooow, about the speed as someone doing a fast paced walk. It's the stock spur, not sure factory, and been playing with pinions, about 20-23 and it has a XBR speedo. I have the speedo set right from what I can tell. Whats going on here?
sounds massively undergeared. You will need to figure out the spur size to accurate calculate the final drive though.
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