National Staff Greg G. Posted January 20, 2023 National Staff Share Posted January 20, 2023 Technical Bulletin 1-19-23 - Applies to ST1-ST6 and TT1-TT6 Re: Continental Extreme Contact Force & Hankook Ventus RS4 The Continental Extreme Contact Force and the Hankook Ventus RS4 tire models will both move from the +1.0 Mod Factor group to the +1.6 Mod Factor group as below. 6.5.2 (ST1-4 Rules) / 6.3.2 (ST5-6 Rules) Tire Type: BFGoodrich g-Force Rival, Continental Extreme Contact Sport/Force, = +1.6 Cooper RS3-R, Falken Azenis RT615K+, Hankook Ventus RS4, Maxxis Victra RC-1, Maxxis Victra VR-1, Michelin Pilot Sport 4S, Nankang AR-1/ NS-2R 180, Nitto NT01, Toyo Proxes R1R/ R888/ R888R/ RA-1/ RR, Valino VR08GP 1 Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.