Blue O-Ring Chain and Sprocket Kit for Honda TRX400 EX Sportrax 1999 2000 2001 2002 2003 2004 Front Sprocket: 15 Tooth Rear Sprocket : 38 Tooth O-Ring Chain: 520x94 - Blue (Come with master link) Fits: 1999-2004 Honda TRX400 EX Sportrax