06-'09 for Yamaha YZ450F WISECO Bottom End Kit Yam flexible fabric top cover breathes

flexible fabric top cover breathes well and its texture allows rider to move on the seat for aggressive maneuvering

Removable Ortholite insock provides long lasting comfort and prevents over heating thanks to the Open Cell PU compound

Fits many discontinued models

Comfortable all-day fit and feel

06-'09 for Yamaha YZ450F WISECO Bottom End Kit Yam flexible fabric top cover breathesComplete Bottom End Rebuild Kit DESCRIPTION Manufacturer: Wiseco MPN: WPC151 Title: Complete Bottom End Rebuild Kit Size: Option: Color: 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