Features:
- The most advanced forged 2-stroke piston available provides premium performance and durability
 - 2000 Series alloy provides extreme strength for extreme conditions
 - ArmorPlatingâ„¢ for protection from harmful detonation and improved ring seal
 - ArmorFitâ„¢ skirt coating for perfect fit and conformability to your cylinder bore
 - Dedicating forging for greater strength and light weight
 - Premium-quality rings enhance sealing for each application
 - Superfinish piston pin reduces friction and smooths operation
 - Based on more than 75 years as the industry performance leader
 
Specifications:
- Product Name: Piston Kit
 - Type: Dual Ring
 - Piston Material: Aluminum / Cast
 - Ring Material: Nitride Coated
 - Skirt Coating: Moly Coated
 - Bore Size: 48.50 mm
 - Bore - Oversize: +1,00 mm / +1.00 mm
 - Stroke Length: 47.80 mm
 - Units: Kit
 - Riding Style: Off-Road
 
Fitment:
| Year | Make | Model | 
| 2002 | Yamaha | YZ 85 | 
| 2003 | Yamaha | YZ 85 | 
| 2004 | Yamaha | YZ 85 | 
| 2005 | Yamaha | YZ 85 | 
| 2006 | Yamaha | YZ 85 | 
| 2007 | Yamaha | YZ 85 | 
| 2008 | Yamaha | YZ 85 | 
| 2009 | Yamaha | YZ 85 | 
| 2010 | Yamaha | YZ 85 | 
| 2011 | Yamaha | YZ 85 | 
| 2012 | Yamaha | YZ 85 | 
| 2013 | Yamaha | YZ 85 | 
| 2014 | Yamaha | YZ 85 | 
| 2015 | Yamaha | YZ 85 | 
| 2016 | Yamaha | YZ 85 | 
| 2017 | Yamaha | YZ 85 | 
| 2018 | Yamaha | YZ 85 | 
| 2019 | Yamaha | YZ 85 | 
| 2020 | Yamaha | YZ 85 | 
| 2021 | Yamaha | YZ 85 | 
- Availability:
 - STG Part Number:
 - W|2457-RE900M04850|0
 - Manufacturer's Part Number:
 - 8