The swingarm guard kit, fits on 450/525 XC ’08-‘09, 450/505 SX ’09-‘10, 505 SX ’12 and 525 XC ’10-‘12. Included are the chain guardx1, the drive-in nut f. guardx2, the asm-guardx1,the hh-collar screwx2, the washerx2, the bushing f. swingprotectionx4 and the hh-collar screwx4. For more info, please look into FicheFinder.