Bell GT6 RD 4C/EC Composite Helmet FIA8859-2024/SA2025 Helmet Size:61+ Ferodo FCP0406 Coefficient of Friction

Ferodo FCP0406 Coefficient of Friction (Mu) Comparison Chart

Alpinestars states that the new honeycomb top layer provides nearly a 20% improvement in heat transmission performance compared with the previous generation

It doesn't wear quite as long as the DS1

12 too aggressive for street tires

Delivered as the rotor ring only

Bell GT6 RD 4C/EC Composite Helmet FIA8859-2024/SA2025 Helmet Size:61+ Ferodo FCP0406 Coefficient of FrictionBell Racing GT6 RD 4C EC SA2025 Auto Racing Helmet Pre Order Only: Shipping in July 2026 IMSA Comms, Hydration, and ZeroNoise in a Race Ready Shell Built for serious endurance and GT drivers, the Bell Racing GT6 RD 4C EC Helmet brings full comms and hydration integration into a track ready shell without compromise. With its titanium finish, aggressive HP6 derived design, and wide eye port for visibility in tight cockpits, this is the helmet for those