Race Tech Gold Valve Cartridge Fork Emulators BMW / Honda / Kawasaki / Suzuki / Triumph / Victory Race Tech Fork Emulators elevate the performance of damping rod forks to that of well-tuned cartridge forks. Positioned on top of damping rods and secured by the main springs, these tunable valves play a key role. Results from typical road racetrack tests reveal an impressive improvement of two seconds per lap. Features: Outside Diameter 1.42 Simple to install and tunable for all conditions and rider preferences