Race Only Springs, the first high performance, dual rate coil spring developed for Boxxers, F1 grade steel and manufacturing with a 1% rate accuracy. Rates include, soft, medium, hard and extra hard (extra hard is a rate up from standard Black equivalent), the spring has a ramps up by 10% at 70% compression to give the best ride characteristics and grip seen so far in the Boxxer platform. Multiple podiums at WC in 2016 and in the top 10 at every round, podium finishes at both World Cups so far in 2017.