Shock Absorber Type 540 RoadKTM 890 Duke 890 Duke L Sharper Response, Wider Range We improve fork response and set the shock with a slightly softer spring plus optimized rebound compression damping. The result is a larger, more usable adjustment range than stock and a calmer chassis on rough pavement. Ecoline 540 Mono Road 46 mm Stepless springpreload adjustment Progressive shim damping Maintenancefree spherical bearings 5year warranty with ABE Note: Product image may vary.