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2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck.

35's n speedo

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Old Dec 8, 2010 | 07:49 PM
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Question 35's n speedo

i'm putting 35's on my truck does any no what i have to do to get the speedo to read right is the only way to get a aftermarket programer??
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Old Dec 8, 2010 | 10:46 PM
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Mines only like 3mph off.
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Old Dec 8, 2010 | 11:15 PM
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get the edge evo that will fix it
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Old Dec 8, 2010 | 11:25 PM
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You can do an approximation like above, 3 mph

Buy an evo (between $325 and $375 new)

I don't know how they do it, but I have heard the speedo can be "flashed"/calibrated.
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Old Dec 8, 2010 | 11:28 PM
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Programmer or live with it, mines 3mph off like most
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