I have the SPC straight arms with a hotchkis sway bars f/r and stock endlinks. Lowered with Eibach. The clearance is just a few mm but it has never touched. It's really close though. My Z has been on track a few times but it's really just a DD. No problems for me after 20,000 miles.
__________________
BORLA-SPC-EIBACH-HOTCHKIS
|