ProX Clutch Spring Kit KTM450/520/525SX-EXC '00-07

ProX Clutch Spring Kit KTM450SX-F '07-11 + KTM505SX-F '08

ProX Clutch Spring Kit KTM65SX '00-08

ProX Clutch Spring Kit KTM85SX '03-17 + Husq. TC85 '14-17