Description
Worn or damaged piston rings directly compromise combustion sealing, reducing power output and increasing blow-by—both performance killers on the track or trail. The Wiseco 1909CD delivers precision-engineered ring geometry that restores optimal compression and sealing efficiency in your KX85, translating to responsive throttle response and consistent power delivery across the RPM range. If you’re rebuilding after a top-end refresh or restoring an aging machine, this OEM-equivalent ring set ensures your engine performs at its intended specification.
- Diameter: 48.5mm
- Application: Kawasaki KX85 2001–2013
- Fitment: Single piston set
- Material: High-tensile steel
- Design: Precision-engineered geometry
- Sealing: Superior compression retention
- Temperature rating: Extreme heat rated
- Installation: Bolt-in replacement
- MPN: 1909CD









