Check the listing for details. Yamaha YZ450F Main Crank Shaft Bearings kit 03 04 05 06 07 08 09 10 11 12 13 14. Condition: New. Listed at 39.99 USD. Pro Moto Supply You are looking at Main Crankshaft Bearings Kit for: Yamaha Motorcycle: WR400F 98-00 WR426F 01-02 WR450F 03-18 YZ400F 98-99 YZ426F 01-02 YZ450F 03-17 YZ450FX 16-18 Kit Contains: 2pcs) High Speed Performance Radial Crankshaft Bearings Terms of Sale We offer fitment guarantee on all parts we sell.If you receive a part that does not fit as stated, send it back for 100% refund. Returned unwanted parts may be subject to 10% restocking fee. Any parts returned damaged from improper installation or misuse may be subject to a processing fee. Please thoroughly inspect all parts for accuracy prior to any installation to prevent unnecessary damages. Shipping Information Free shipping anywhere in the United States. All orders typically ship within 24 hours of cleared payment. North Carolina (6.75%) sales tax.