Thread: Which size tyres for IVA
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Old 13th September 2011, 04:11 PM
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Bonzo Bonzo is offline
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Hi Peter

As far as I know, 50 is the correct aspect ratio for a 15" Sierra wheel rim

This will ensure that the circumference of the wheel is correct for the Sierra's speedometer

I have a set of Toyo TR1's for my own build & they are 195/50/15
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