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I bought new wheels for my truck(2500 hd-2003)..they are 17s and I was wondering if I went with the 315/70/17s would that affect my speedodemeter?Thanks for any help!
 

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i need a freak!!!
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yeah...i think it would read slower...i have 37" tires on my 2500HD and before i had the spedo recalibrated it read slower.
 
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