CP JE Wiseco or Wossner forged piston*
Wiseco CUSTOM 11
Piston comes with specific instructions for setting ring gap
Premium OEM-Replacement Valve Train Upgrade
2377M06450
15+ Yamaha YZ250FX YZ 250FX SKF NTN Crank Main Bearings Set Balancer Bearing Kit TRCUB421PL CP JE Wiseco or Wossner93306 20648 00, 93306 20351 00, BK5009, 830046 1, K021, BBK0020, 830046 1, 23. 830046 1 , Koyo, Hot Rods, ProX, Wiseco, Yamaha OEM, Aftermarker Aftermarket replacement crankshaft bearings and crank balancer bearings Compatible with all 2014+ YZ250F, WR250F and YZ250FX models Better than OEM for a fraction of the price Includes 2 SKF crank main bearings and 2 NTN crank balancer bearings SKF Bearings Made in Germany NTN Bearings Made in Japan Replaces