Originally posted by gotapex:
Z rating: under the older system introduced 1999 spec on tires above 149mph
Y rating: newer system, tire spec at 186mph
(Y) rating: newer system, tire spec at >186mph
And your point is? 
I was agreeing with the Manch's statement below:
Originally posted by Manch-VegasSVT:
Originally posted by Goonz SVT:
and the KDW2's are Y-rated..Mine are Z..really isnt a huge difference but i guess it was persnoal preference
What difference would it make if your never gonna see those speeds anyway?
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