This Wossner piston kit with a 54.00mm bore (+0.01mm oversize, actual size 53.96mm) is designed for Kawasaki KX125 models from 1999 to 2000. Precision-forged in Germany, it provides excellent strength, heat transfer, and durability for high-performance two-stroke engine applications.

Features

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  Forged construction ensures superior strength and wear resistance

  
  


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  Designed for optimal heat transfer from combustion chamber to cylinder walls

  
  


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  Elliptical shape ensures even pressure distribution and prevents piston collapse under thermal expansion

  
  


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  Manufactured in Germany for consistent performance and quality

  
  

Specifications

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  Bore size: 54.00 mm

  
  


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  Actual piston size: 53.96 mm

  
  


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  Display (cm³): 125

  
  


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  Stroke (mm): 54.50

  
  


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  Clearance (mm): 0.05

  
  


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  Compression ratio: 2-stroke (Wossner and OEM)

  
  


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  Compression height (mm): 29.30

  
  

Vehicle Fitments

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  1999 Kawasaki KX125

  
  


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  2000 Kawasaki KX125

  
  

Included Components

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  Piston: Wossner PN# 8057DB

  
  


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  Lock: PN# CW15

  
  


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  Pin: PN# WP032

  
  


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  Ring Set: PN# RSB5400

  
  


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  Rod: PN# P2034