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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
2377M06450
Wiseco CUSTOM 11
CP JE Wiseco or Wossner forged piston*
Piston comes with specific instructions for setting ring gap
more durable
15+ Yamaha YZ250FX YZ 250FX SKF NTN Crank Main Bearings Set Balancer Bearing Kit TRCUB421PL 2377M0645093306 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