Originally Posted by Mike

Ordered 2 Enkei RPF1 wheels to test fit on Base with Sport for track wheels.
18x9.5+38 front
18x10+38 rear

The rear fit fine, could use a little spacer to push it back out to stock location, but it would work fine as is.

The front hit the caliper. With a 15mm spacer, it cleared the sport caliper, but this offset along with the 15mm spacer would be equivalent to a 30mm spacer and put the front wheels outside of the fender,

so, unfortunately, have to send them back and keep looking.

Maybe I will give the Forgestar's a chance, but need to check with CCW first.