All Balls Engine Main Bearing Kit Yam YZ250 01-15

Description

Contains right and left crankshaft bearings (contains outer seals for all 2-stroke engines). Either Koyo or Nachi Bearings (precision Japanese crank bearings)Reduce crank pin wear with our crank seals! Our seals are designed with a carbon/fluorocarbon sealing lip to reduce dry start friction Quality design and construction of every All Balls piece meets the toughest standards and conditions – from daily commuting to full-on racing all older bearing and seal designs are upgraded to the best and latest specs and designs. Contains right & left crankshaft bearings (contains outer seals for all 2-stroke engines). They feature Koyo & Nachi Bearings (precision Japanese crank bearings). All Balls seals are designed with a carbon/fluorocarbon sealing lip to reduce dry start friction & crank pin wear. Fits: Yamaha YZ250 2001-2008 2011-2015 2017-2021 2023 YZ250F 2023 YZ250X 2016-2017 2019-2021 2023