FITTING OF THIS PRODUCT: According to the data provided by the manufacturer, this article is valid for the following brands, models and years: APRILIA Area 51 50 2T-H2O: 1998-2000 APRILIA Gulliver 50 2T-AIR: 1995-1998 APRILIA Gulliver 50 2T-H2O: 1995-1998 APRILIA Rally 50 2T-AIR: 1995-2003 APRILIA Rally 50 2T-H2O: 1995-1999 APRILIA Sonic GP 50 2T-H2O: 1997-2013 APRILIA SR 50 2T-AIR: 1994-1996 APRILIA SR 50 2T-H2O: 1994-1996 APRILIA SR Netscaper 50 2T-H2O: 1997-2000 APRILIA SR Racing 50 2T-H2O: 1997-2000 APRILIA SR Replica 50 2T-AIR: 1994-1996 APRILIA SR Replica 50 2T-H2O: 1994-1996 APRILIA SR Stealth 50 2T-H2O: 1997-2000 APRILIA SR www 50 2T-AIR: 1995-2001 CPI Hussar 50 2T-AIR: 2002-2002 CPI Oliver 50 2T-AIR: 2002-2002 CPI Popcorn 50 2T-AIR: 2002-2002