VERTEX Piston Kit 66.35 mm Yamaha YZ250/X 22584B

Piston Kit - 66.35 mm - Yamaha YZ250/X

The VERTEX Piston Kit 22584B is a cast OE replacement piston kit designed for specified Yamaha YZ250 and YZ250X applications. This kit features a 66.35 mm piston made from gravity-cast aluminum alloy with 18% silicone content.

The piston is heat treated using a T-5 hardening and tempering cycle. Its skirt has a molybdenum disulfide coating intended to support faster break-in time and increased piston life. The kit includes the piston, rings, wrist pin and circlips.

Distributor part number: 09100970. Manufacturer part number: 22584B. Fitment includes the 2003, 2004, 2006, 2011, 2017, 2018, 2022 and 2024 Yamaha YZ250, plus the 2017 and 2019 Yamaha YZ250X.

Features:

• Brand: VERTEX
• Product: Piston kit
• Size: 66.35 mm
• Construction: Gravity-cast aluminum alloy with 18% silicone content
• Heat treatment: T-5 hardening and tempering cycle
• Piston skirt coating: Molybdenum disulfide coating
• Kit contents: Piston, rings, wrist pin and circlips
• Type: Cast OE replacement piston
• Manufacturer part number: 22584B
• Distributor part number: 09100970
• Fitment: 2003, 2004, 2006, 2011, 2017, 2018, 2022 and 2024 Yamaha YZ250; 2017 and 2019 Yamaha YZ250X

Fitment:
1999 Yamaha YZ250
2000 Yamaha YZ250
2001 Yamaha YZ250
2002 Yamaha YZ250
2003 Yamaha YZ250
2004 Yamaha YZ250
2005 Yamaha YZ250
2006 Yamaha YZ250
2007 Yamaha YZ250
2008 Yamaha YZ250
2009 Yamaha YZ250
2010 Yamaha YZ250
2011 Yamaha YZ250
2012 Yamaha YZ250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2016 Yamaha YZ250X
2017 Yamaha YZ250
2017 Yamaha YZ250X
2018 Yamaha YZ250
2018 Yamaha YZ250X
2019 Yamaha YZ250
2019 Yamaha YZ250X
2020 Yamaha YZ250
2020 Yamaha YZ250X
2021 Yamaha YZ250
2021 Yamaha YZ250X
2022 Yamaha YZ250
2022 Yamaha YZ250X
2023 Yamaha YZ250
2023 Yamaha YZ250X
2024 Yamaha YZ250
2024 Yamaha YZ250X