fits model: Yz490, Yz125. make: Yamaha. year: 1986.

( Brand: Uni Filter ), ( Manufacturer Part Number: NU-2287ST ), ( Warranty Details: See Manufacturer ), ( UPC: 804451022877 )
Introducing the UNI Filter NU-2287ST Air Filter, a high-performance replacement option for Yamaha YZ490 and YZ125 motorcycles manufactured in 1986. Engineered using advanced materials and manufacturing processes, this air filter ensures optimal engine performance and enhanced filtration efficiency.
The UNI Filter NU-2287ST is designed as an OEM (original equipment manufacturer) equivalent, guaranteeing a perfect fit and seamless integration with your motorcycle. Crafted from pleated cotton gauze material, the filter boasts a large filtering surface area to capture even the smallest of contaminants, extending engine life and improving overall power delivery.
This air filter is further reinforced with a high-density foam layer that effectively filters out larger particles, providing an additional layer of protection for your engine. The filter is held securely in place by a robust, reusable frame, featuring an easy-to-access design that allows you to remove and clean it for maximum longevity.
Consisting of 5 layers including the pre-oiled filter media, the UNI Filter NU-2287ST comes pre-oiled, ensuring a mess-free installation directly out of the box. The oil coating enhances the filtration efficiency while reducing the likelihood of damaging your engine during installation or causing premature filter clogging.
With its exceptional filtration capabilities, unparalleled fitment, and easy maintenance design, the UNI Filter NU-2287ST is the preferred upgrade choice for Yamaha YZ490 and YZ125 owners seeking optimal engine performance and increased power output for their 1986 motorcycles.
* Designed for high-performance use: It is a pleated paper filter that can capture smaller particles and provide better engine protection. It is also suitable for racing and high-performance applications.
* Excellent filtration efficiency: The Nu-2287ST offers a filtration efficiency of 99.97% down to 0.3 microns. This makes it an ideal choice for maintaining a clean engine and increasing engine life.
* Durable design: The UNI Filter Nu-2287ST is resistant to oil and water. Its robust design allows it to withstand harsh riding conditions and provides long-lasting performance.
* Easy installation: It is designed to fit seamlessly into the existing airbox of the Yamaha YZ490 and YZ125 (1986) models. Ensuring a quick and hassle-free installation process.
2. Yamaha YZ490/YZ125 (1986):* OEM filter: Stock air filters provided by manufacturers like Yamaha for these models are engineered to work optimally within the engine and provide balanced performance for everyday riding conditions.
* Suitable for riders who prioritize affordability: The stock filters are often less expensive than aftermarket filters like the UNI Filter Nu-2287ST.
* Low maintenance: These filters do not require breakdown or replacement as frequently as high-performance filters since they are designed for daily use and Tokeepzu engine protection.
Conclusion:Both UNI Filter Nu-2287ST and the stock filters on Yamaha YZ490/YZ125 (1986) models have their unique benefits. The UNI Filter Nu-2287ST caters to the needs of high-performance riders, while the stock filters are cheaper, easy to install, and suitable for regular riders.
Recommendation:If you prioritize high filtering efficiency, engine protection, and performance for racing or aggressive riding, the UNI Filter Nu-2287ST is your optimal choice. On the other hand, if affordability is your priority and you prefer factory-installed filters that cater to everyday riding style, the Yamaha stock filters are a suitable option.
Easy-to-clean and durable for years of use. Yamaha YZ125 1986. Designed to fit the OE air box with no modifications. This item fits the following applications.
Uni Air Filter #NU-2287ST fits Yamaha YZ490/YZ125 1986: Made of open cell polyurethane foam for unsurpassed air flow that doesn't inhibit engine performance as dirt builds up on the Filters surface. Yamaha YZ490 1986. Made in the USA.