Intermediate shaft bearing update kit for 997 and Boxster (2000-2005) models. Single row "Classic" IMS bearing version (original cover dish depth = 19.27 mm). Kit contains: Superior ceramic bearing, custom shaft cover flange with seal and bolts, improved center bolt. Also use IMS tool set #10 0125 001. Enables bearing replacement without engine removal. The Single Row "Classic" bearing update has a 4 year or 50,000 mile service interval. Installation by an automotive professional is required to insure proper fit, function, and any necessary support by the manufacturer