Please Note: There are two possible flywheel for the ranger 500 series 11. This flywheel will only fit if it has been built after 08-09-2002. If your model has been built before this date you must use RMs120-106200. Aftermarket replacement part for: Polaris ATP 500 -- 2004 Polaris Big Boss 500 -- 1998-1999 Polaris Intl Big Boss 500 -- 1999-2002 Polaris Magnum 500 -- 2002 Polaris Magnum 500 4x4 -- 2000-2001 Polaris Magnum 500 EB -- 2000 Polaris Magnum 500 HDS 2x4 -- 2002 Polaris Magnum 500 HDS 4x4 -- 1999-2003 Polaris Scrambler 500 2x4 -- 2001-2002 Polaris Scrambler 500 4x4 -- 1997-2003 Polaris Sportsman 400 -- 2003 Polaris Sportsman 400 4x4 F/C Carb -- 2004 Polaris Sportsman 500 4x4 -- 1998-2003 Polaris Sportsman 500 6x6 -- 2000-2002 Polaris Sportsman 500 HO -- 2001-2003 Polaris Worker 500 -- 1999, 2001-2002