Boss Bearing Main Crankshaft Bearing Seal Yamaha YZ250, TY250, MX250 and IT250

Main Crank Shaft Bearings and Seals Kit - 24-1026B - Boss Bearing. Includes: 2 Bearings; 2 Seals. Our crank seals feature a sealing lip which is designed to reduce crank pin wear. Note: Please review product image for accurate representation of product contents.