BEARING WORX USZCZELKI TOP-END KTM MXC-G 450 '03-'04, SMR 450 '05-'07, SX 450 '03-'06, XC 450 '04-'07, EXC/SX/MXC 520 RACING '00-'02, EXC/MXC-G/SX 525 RACING '03-'07, XC 525 '06-'07 (810318)