Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons rods and customer service.


  • In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
  • 4-stroke pistons are made using a double-bridged forging design
  • Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
  • All pistons include piston ring wrist pin and pin locks
  • Wossner pistons are used by leading Supercross Arenacross and MX GP teams
  • Made in Germany


  • Piston Size: 65.96mm
  • Oversize: +0.50mm
  • Number of Rings: 3
  • Replacement Rings: 660XKS
  • Replacement Wrist Pin: WP011
  • Replacement Circlip: CW15

NOTE: Wossner Piston Kits include the Piston Wrist Pin Circlips & Rings Needle Bearings are not included.


SKU WO8813D050
Brand Wossner
Unit Of Measure each
Type Rings, Pin & Clips
Size 65.96mm
Product Type Piston Kit
Machine Type Motorbike

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