Manufactured by Kit includes piston, rings, pin, clips, wrist pin bearing top end gasket kit (you get exactly what is pictured) Cast piston has super-high silicone content for additional strength Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life Piston dome is anodized for superior heat resistance and longer lifespan gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end Kit is for standard bore size – 48.00mm Size C piston is 47.96mm Compatible with Suzuki models below: 2002 RM85 2003 RM85 2004 RM85 2005 RM85 2006 RM85 2007 RM85 2008 RM85 2009 RM85 2010 RM85 2011 RM85 2012 RM85 2015 RM85 2016 RM85 2017 RM85 2018 RM85 2019 RM85 2020 RM85 2021 RM85 2022 RM85 2023 RM85