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Wossner Forged Piston kit
Compatibility
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Features
Wössner forged piston, manufactured in Germany for 2-stroke and 4-stroke engines. Designed as a replacement part for quad applications, this piston incorporates the expected characteristics of a component produced through forging: dimensional stability and material uniformity. Supplied complete with rings, circlips, and pin for simplified installation.
- Bore diameter: 95.00 mm
- Piston diameter: Ø 94.95 mm
- Oversize letter: A
- Material: aluminum (forged)
- Number of rings: 3
- Treatment: anti-friction skirt
Part intended for quad enthusiasts looking for an original manufacturer part to restore or maintain their engine. Manufacturer reference 8601DA — check compatibility with your engine before ordering. Commonly equipped models include: YAMAHA YFZ 450 R (2018), YAMAHA YFZ 450 R SPECIAL EDITION (2018), and YAMAHA YFZ 450 (2013) at 450 cm³.
The piston is supplied ready to install with its rings, circlips, and pin; be sure to respect the assembly clearances and your workshop's recommendations for replacement. A reliable spare part for maintenance and restoration of the motorcycle wheel group on quads.
| Feature | Value |
|---|---|
| Reference | WO00626A / 1093760001 |
| Bore size (mm) | 95,00 |
| Rings Quantity | 3 |
| Compression ratio | 12,4:1 |
| Diameter | 94,95 |
| Piston diameter | Ø 94,950 mm |
| Oversize Letter | A |
| Material | Aluminum |
| Type | Forged |
| Surcote | Standard |
| Use | All-terrain |
4 compatible models
- YAMAHA 450 YFZ 450 2WD2004 - 2013
- YAMAHA 450 YFZ 450 SPECIAL EDITION 2WD2004 - 2009
- YAMAHA 450 YFZ 450 R 2WD2009 - 2018
- YAMAHA 450 YFZ 450 R SPECIAL EDITION 2WD2009 - 2018
