All Balls Racing Crankshaft Bearing Kit (24-1052) Use_ATV/UTV this kit includes the below

this kit includes the below for your KTM 250 SX-F 10-12:

8 1/2" long and weighs just 4 1/2 oz

Vibration tested

Replacement Rings: 2xRSC8000

All Balls Racing Crankshaft Bearing Kit (24-1052) Use_ATV/UTV this kit includes the belowContains 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