The KUHN 83673171 is a genuine OEM air filter specifically designed for a range of KUHN FC series forage harvesters. This critical component efficiently removes dust, dirt, and other airborne contaminants from the engine's intake air, safeguarding internal engine parts from premature wear and maintaining consistent, high-level performance. With confirmed dimensions including an outer diameter of 170 mm, an inner diameter of 90 mm, and a height of 300 mm, this filter provides a precise fit and reliable filtration for compatible KUHN agricultural machinery.