The RFX Pre-Oiled Air Filter is a direct-fit replacement air filter for 2002–2011 Yamaha YZ85 motorcycles. Manufactured by Multi Air, this filter is designed for dependable airflow and effective dirt protection across a wide range of riding conditions. Its pre-oiled design helps simplify installation and maintenance, making it a practical choice for motocross riders, racers, and recreational users.
Built with breathable twin-layer foam, the RFX air filter supports consistent engine airflow while helping capture dust and debris before they reach the engine. The precise fitment helps provide reliable sealing within the factory airbox, reducing the risk of unfiltered air entering the intake system. Multi Air brings more than 30 years of filter manufacturing experience to the RFX range.
This filter uses nonflammable foam for compatible four-stroke applications and is engineered for straightforward replacement of the original-style filter. Confirm the motorcycle model and year before installation. The RFX Part Number FXAF 40007 55PO is designed to fit 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, and 2011 Yamaha YZ85 models.
Features:
- Pre-oiled design: Ready for installation and routine use.
- Twin-layer foam: Provides breathable filtration for consistent airflow and dirt capture.
- Precise fitment: Designed to fit the factory airbox on compatible Yamaha YZ85 models.
- Nonflammable foam: Used for compatible four-stroke applications.
- Manufacturer: Multi Air
- Brand: RFX
- Part number: FXAF 40007 55PO
- Fitment: 2002–2011 Yamaha YZ85
Fitment:
2002 Yamaha YZ85
2003 Yamaha YZ85
2004 Yamaha YZ85
2005 Yamaha YZ85
2006 Yamaha YZ85
2007 Yamaha YZ85
2008 Yamaha YZ85
2009 Yamaha YZ85
2010 Yamaha YZ85
2011 Yamaha YZ85
2012 Yamaha YZ85
2013 Yamaha YZ85
2014 Yamaha YZ85
2015 Yamaha YZ85
2016 Yamaha YZ85
2017 Yamaha YZ85
2018 Yamaha YZ85
2019 Yamaha YZ85
2020 Yamaha YZ85
2021 Yamaha YZ85
2022 Yamaha YZ85
2023 Yamaha YZ85
2024 Yamaha YZ85
2025 Yamaha YZ85
2026 Yamaha YZ85