Originally Posted by DesertRat

I have had success with Ulti X-compound tires and the occasional Z-compound use but I have to ask how the Y and J compounds compare, beyond the slightly useless explanation you get from Ulti themselves.

Y compound says: "This matches carpet and low grip and works well with tire treatment. This compound will create a little more push compared to the X compound." Does this mean it is like a synthetic rubber along the lines of Black/Grey/Yellow or does it mean something else?

J compound says: "This matches asphalt to all carpet and in the condition of an especially high grip." So is this a tire along the Pink/Double Pink/Purple line?

Just asking before I order tires for the IIC.

Thanks

Originally Posted by LloydLoar

From what I have heard, the J compound tires are similar to the normal pink/magenta tires. At MHIC I was told that the J-hard was similar to the BSR Team Purple. That was from Cyrul, and I typically trust his judgment