All Balls Racing Crankshaft Bearing Kit (24-1097) SIZE_Piston A (Standard) Exterior diameter: 72mm

Exterior diameter: 72mm

less fuel is used and you save

Made for the professional motocross racer

Interior Diameter Center Housing: 19

All Balls Racing Crankshaft Bearing Kit (24-1097) SIZE_Piston A (Standard) Exterior diameter: 72mmContains 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