ÖHLINS - Off-Road STX Cartridge Kit (FGKA 1690)For 85cc bikes, a new cartridge kit is now available based on the TTX22 cartridge kit for the bigger bikes. In 2015 the new 85cc cartridge kit will be available for all major 85cc models. These kits are designed based on the hlins TTX22 cartridge kit for the bigger bikes and share a lot of features with them and the experience they have from top level racing around the world. As such its one of the most powerful cartridge kits available for 85cc