GT-ST Aerodynamic Change
#26029 from Club Racing Board · Recommended to the Board · Minutes (2019-01 Fastrack)
Effective 1/1/2019, change as noted below:
APPENDIX K. 2012 STO GENERAL TECHNICAL REGULATIONS
C. Bodywork
10. Fenders and wheel openings shall remain unmodified. OEM base model fenders may
be flared to allow for tire clearance up to 2”. They must maintain the OEM profile and
appearance, seamlessly around the wheel arch. It is permitted to roll under or flatten any
interior lip on the wheel opening for tire clearance. Cars with plastic/composite fenders may
remove any interior wheel opening lip, but the resulting material edge shall be no thinner than
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the basic fender material thickness. Non-metallic inner fender liners may be removed