Do I need to adjust my speedometer for 30" tires? - Page 5 -
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Go Back > Models > Jeep Cherokee & Comanche Forums > XJ Cherokee Technical Forum > Do I need to adjust my speedometer for 30" tires?

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Unread 05-10-2013, 12:36 PM   #61
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2000 TJ Wrangler 
Join Date: Jul 2012
Location: Boston, MA
Posts: 2,749
so at 50mph on speedo GPS has me at 54mph. This is with the 31's on. Tomorrow I should be able to hit the freeway and check on the 60-70mph range.

His:00 TJ "Fiona" 2.5" 35" Bajas HPd30/8.8
95 ZJ 3.5" w/242 swap-Sold
Hers: 15 JK Sahara-Stock
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