DU321 - ÖHLINS Ducati Monster Shock Absorber (STX 46 Street)STX 46 Street shock absorber by Ohlins for Ducati Monster hlins well proven STX 46 Street series is the perfect upgrade for sportive street bikes. This high pressure gas type shock absorber comes with an internal gas reservoir and with a 46 mm main piston. Depending on the application the shock absorber features a mechanic or a hydraulic preload adjustment as well as adjustable rebound damping. Type Code: S46DR1 S single tube 46 piston diameter: 46 mm