This Wossner forged piston kit with a 48.01mm bore (+0.01mm oversize) is designed for Suzuki RM85 models from 2002 to 2018. Manufactured in Germany, the piston is built for high-performance two-stroke engines, offering durability, consistent thermal performance, and precise mechanical balance. Its elliptical design ensures optimal load distribution and minimises stress under high-temperature expansion.

Features

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  Forged construction delivers maximum strength and resilience

  
  


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  Optimised for effective combustion chamber heat dissipation to cylinder walls

  
  


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  Elliptical profile provides uniform bearing surface and reduces piston collapse risk

  
  


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  Made in Germany

  
  

Specifications

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  Bore: 48.01mm

  
  


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  Actual Bore: 47.96mm

  
  


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  Engine Displacement: 84 cm³

  
  


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  Stroke: 46.80mm

  
  


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  Clearance: 0.05mm

  
  


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  Compression Ratio: 2-stroke (Wossner and OEM)

  
  


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  Compression Height: 27.00mm

  
  


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  Lock Part Number: CW14

  
  


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  Pin Part Number: WP058

  
  


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  Ring Set Part Number: RSB4800

  
  


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  Rod Part Number: P2007

  
  

Vehicle Fitments

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  Suzuki RM85 2002 - 2018