Description
The 2004 Honda CR125R demands a piston that can handle the demands of modern 2-stroke competition and trail riding. Wiseco’s 840M05400 Pro-Lite kit delivers the strength and lightweight characteristics necessary for consistent power delivery and engine longevity. Whether you’re rebuilding after a season of racing or refreshing your top-end for peak performance, this complete piston kit eliminates guesswork with everything you need for proper installation.
- 54mm bore diameter
- Honda CR125R 2004-specific
- Forged aluminum construction
- Includes rings, wrist pins
- Includes circlips
- Optimized piston skirt design
- Reduced reciprocating weight
- Improved ring seal geometry
- Enhanced lubrication channels
- Bolt-on installation ready






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