The Wossner Forged Piston Kit (8976DB) with a 95mm bore (actual size 94.95mm) is designed for KTM, Husqvarna, and GASGAS 500cc models from 2020 to 2023. This high-performance forged piston, made in Germany, features an elliptical profile for even load distribution and efficient heat transfer. Note that it is not compatible with 2024–2025 models; refer to Wossner 4100 for those applications.

Features

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  Forged construction for maximum strength and reliability

  
  


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  Designed for effective heat transfer from combustion chamber to cylinder walls

  
  


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  Elliptical skirt profile ensures uniform load distribution and prevents piston collapse

  
  


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  Manufactured in Germany

  
  

Specifications

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  Piston Size: 95mm (STD)

  
  


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  Actual Size: 94.95mm

  
  


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  Dome Volume: -5.69 cm³

  
  


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  Compression Height: 22.80mm

  
  


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  Theoretical Weight: 227.80g

  
  


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  Kit Part Number: 56-W628.B.WO

  
  


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  Wossner Part Number: 8976DB

  
  


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  Ring Set: RIK95.00

  
  


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  Pin: WP028DLC

  
  


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  Circlips: CW16

  
  


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  Piston Type: Forged

  
  

Vehicle Fitments

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  KTM EXC500 (2020–2023)

  
  


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  Husqvarna FE501 (2020–2023)

  
  


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  GASGAS ECF 500 (2020–2023)

  
  

Note

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  Will not fit 2024/2025 models. See Wossner 4100 for updated compatibility.