Tires 18/21"

So you want to join the big boys (and girls) club with 18/21" tires and wheels.  We currently have a wealth of 21" tires for you, and working hard to offer you the mysterious Dunlop 90/100x18 K990 and MX33 tires (hopefully coming soon).  Don't have an 18/21 custom wheelset yet?  No problem, we've got you covered here!

Why is the 90/100x18 size so special?  Decide for yourself: Tire Weight Charts