The Genuine Ducati 748 851 916 996 S4 S4R ST4 Rocker Arm Closer Closing 20910018A RH is a high-quality replacement part made by Ducati, a renowned motorcycle manufacturer. This rocker arm closer is designed specifically for Ducati models and is made in Italy, ensuring authenticity and quality. With the OE/OEM part number 20910018A, this product is a reliable choice for maintaining the proper functioning of your motorcycle's valvetrain system.