• Includes crankshaft, main bearings, complete bottom end gasket set, including all seals and gaskets needed for the job
• The crank pin bearings are manufactured from the highest quality hot rolled steel. Case hardened to 58-62C
• The caged needle roller bearings provide the highest possible RPM
• Complete gasket kits are made from premium materials for maximum sealing and reliability
• Complete kits have everything needed for your rebuild
• All bearings are OEM quality for reliability and performance
• Stroke: 54.50mm

Item Contents:

• B1038 - Top End Bearing 15 x 20 x 17.8mm
• B1048 - Crank Pin Bearing 22 x 29 x 16.8mm KU
• B5009 - Main Bearing 22 x 56 x 16mm
• Crankshaft
• W5765 - THRUST WASHERS(2) 22MM ID X 1MM
• W5796 - CRANK PIN - HOLLOW - 22MM X 55MM
• WB1032 - Bottom End Gasket Kit YZ125 '98-00