PISTON KIT 2025-26 KX250 78.00 B, PROX 01.4355.B

This piston kit is designed for the 2025-26 Kawasaki KX250F, offering standard compression performance with precise engineering for reliable operation. Manufactured to meet OEM specifications, it ensures compatibility and consistent power delivery in high-performance conditions.

Specifications

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  Piston diameter: 77.97mm

  
  


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  Compression: Standard (14.0:1)

  
  


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  Size: B

  
  

Cross-Reference OEM Part Numbers

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  PROX 01.4355.B

  
  

Vehicle Fitments

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  Kawasaki KX250 2025-2026

  
  


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  Kawasaki KX250X 2025-2026