The Case-IH A171255 is a genuine primary engine air filter designed for Case-IH MXM series, New Holland TM series, and Steiger series agricultural tractors. This high-quality filter features an outer diameter of 251 mm, an inner diameter of 139 mm, and a length of 419 mm. It effectively removes contaminants from the air intake, protecting the engine from wear, maintaining performance, and extending the lifespan of critical engine components in demanding operating conditions.