This is a brand new UNI air filter designed specifically for the 1985-1986 Honda ATC250R. The filter is made in the USA and is of high quality. It is compatible with both 1985 and 1986 models of the Honda ATC250R. The brand of the air filter is UNI, and the part number is NU-4080ST. This air filter is an essential part of your ATV's air intake and fuel delivery system, ensuring that your engine receives clean air while running. This product is also a featured refinement for Honda ATC 250R.