Direct from manufacturer. Made in the USA.
Filter material: 100% monofilament polyester with water repellent finish standard on all pre-filters.
Closed top, round taper pre-filter.
Measurements: 4.37"T, 5.37"B, 3.5"H
Compare to K&N HA-2440PR
Fits K&N filters: HA-2440
Vehicle Applications: HONDA ATC250R 85-86