Do I need to adjust my speedometer for 30" tires? - Page 5 - JeepForum.com
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Go Back JeepForum.com > 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, 11:36 AM   #61
tucsonzj
Registered User
2000 TJ Wrangler 
 
Join Date: Jul 2012
Location: Boston, MA
Posts: 2,138
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.

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