The HÜCOBI 5177709 front axle ring gear, also known as a crown wheel, is an aftermarket replacement part designed for the small front axle of various CNH Industrial agricultural machinery. This essential component ensures proper power transmission within the differential. It is compatible with New Holland MXM and MXU series tractors, as well as equivalent Case IH MXM and MXU models, and Steyr Profi series. Featuring 37 teeth, this ring gear has an outer diameter of 250 mm, an inner diameter of 150 mm, and a height of 45 mm, with a weight of approximately 10.2 kg.