Front/Rear Axle - Castle Nut - Rubber Cover - XT500 SR500 XT550 XT600

Fits XT500, SR500, XT550, XT600 First line of defense, protects castellated nut from dirt, mud, moisture, 'horizontal excursions'..... See associated parts, rear axle nut, item # 27483 , cotter pin set, item # 40121 , front axle nut, item # 21132