Bitubo Fork Cartridge kit for Buell 1125R & 1125CR. The YCE Cartridge Kit includes: - Ergal rods, with low friction treatment. - Complete cartridges, with fluxed pistons and valves in uprated diameters, for best control of the hydraulics. - Top Fork Cap in Ergal 7075, with adjuster for the spring preload and hyrdraulic rebound (with progressive evolution curve). - Spring in CrSi Alloy Steel, with thermo and shot-peening treatment - Low viscosity Synthetic Oil, for the best performance under instense conditions. The YCE cartridge Kit posesses all of the sophisticated developments acquired from the Bitubo RDX forks, used in the World SBK Championship. This kit has been tested during 2008 on the race winning Macadam Moto Buell 1125R in the French Pro Twins championship.