This clutch kit is designed to replace the Original Equipment (OE) unit including the OE flywheel. This kit includes a dual mass replacement flywheel which converts the clutch system to a solid mass flywheel (SMF). Changing from a dual mass flywheel (DMF) to a solid flywheel (SMF) increases the reliability of your clutch system and allows the flywheel to be machined for longer life. However you might experience slightly more noise or vibration compared to a DMF clutch system. Designed and manufactured to replace the clutch system installed as Original Equipment, a PHC standard replacement clutch kit is the reliable choice. Each component has been thoroughly tested and developed for a specific application. This range provides a Quality Assured replacement part that will meet or exceed the requirements of the original unit. After 15 years of experience in developing and manufacturing clutch kits for Aftermarket use, PHC is the trusted source for a complete range of Clutch Kits suited to your vehicle. This kit includes : Cover assembly, Clutch plate, Release bearing, Solid Mass Flywheel (SMF) Features and SpecificationsClutch Kit Including Solid Mass FlywheelMeets or Exceeds OE StandardsDual Mass Flywheel: Not IncludedFlywheel Step: Torque Capacity: Meets or Exceeds OE SpecsSolid Flywheel: IncludedConcentric Slave Cylinder: Not IncludedSpigot: RSB509Alignment Tool: CAT174Fitment:BMW 320 2000-2003, 2.2 Ltr MPFI, M54 B22, 125kw 320Ci E46, 5 Speed, 9/00-9/03BMW 320 2000-2003, 2.2 Ltr MPFI, M54226S1, 125kw 320Ci E46, 5 Speed, 9/00-9/03BMW 320 2000-2003, 2.2 Ltr MPFi, M54 B22, 125kw 320i E46, 5 Speed, 9/00-9/03BMW 320 2000-2003, 2.2 Ltr MPFi, M54226S1, 125kw 320i E46, 5 Speed, 9/00-9/03BMW 323 1998-2000, 2.5 Ltr MPFI, M52 B25, 125kw 323Ci E46, 5 Speed, 3/98-10/0BMW 323 1998-2000, 2.5 Ltr MPFI, M52 B25, 125kw 323i E46, 3/98-10/0BMW 325 2000-2003, 2.5 Ltr MPFI, M54256S5, 141kw 325Ci E46, 5 Speed, 9/00-9/03BMW 325 2000-2003, 2.5 Ltr MPFI, M54 B25, 141kw 325Ci E46, 5 Speed, 8/00-9/03BMW 325 2000-2001, 2.5 Ltr MPFI, M54 B25, 141kw 325i E46, 5 Speed, 8/00-12/01BMW 325 2000-2003, 2.5 Ltr MPFI, M54 B25, 141kw 325ti E46, 5 Speed, 8/00-9/03BMW 325 2000-2003, 2.5 Ltr MPFI, M54256S5, 141kw 325ti E46, 5 Speed, 9/00-9/03BMW 520 1997-2004, 2.0 Ltr MPFI, M52 B20, 110kw 520i E39, 5 Speed, 7/97-4/04BMW 520 2000-2004, 2.2 Ltr MPFI, M54 B22, 125kw 520i E39, 5 Speed, 7/00-4/04BMW 523 1997-2004, 2.5 Ltr MPFI, M52 B25, 125kw 523i E39, 10/97-4/04BMW 525 2000-2004, 2.5 Ltr MPFI, M54 B25, 141kw 525i E39, 5 Speed, 9/00-4/04BMW Z3 1999-2003, 2.0 Ltr, M52-B20, 110kw 4/99-1/03BMW Z3 1999-2003, 2.2 Ltr, M54-B22, 125kw 4/99-1/03BMW Z3 1999-2003, 2.2 Ltr, M54226S1, 125kw 4/99-1/03BMW Z3 1999-2003, 2.0 Ltr, M52B206S4, 110kw 4/99-1/03