How far off is speedo with Camaro 20s? - Page 2 - Pontiac G8 Forum: G8 Forums -
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post #21 of 23 (permalink) Old 01-17-2013, 03:42 PM
Join Date: Sep 2012
Location: Midland Texas
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so a 245/35/20 will read the same as factory tires?
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post #22 of 23 (permalink) Old 02-01-2013, 01:14 PM
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Location: Los Angeles, CA
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Actual Speed: 60 mph 100 km/h

with 245/3520: 59.9 mph 99.8 km/h

not ant noticeable difference
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post #23 of 23 (permalink) Old 05-22-2014, 10:14 PM
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These calculators really help it make more sense now.
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