The Claas 11251311 is a genuine OEM air conditioning hose assembly designed to connect the evaporator and compressor in various Claas ARION, AXION, and XERION tractor models. This essential component ensures proper refrigerant flow within the AC system, maintaining optimal cabin cooling performance. It has a confirmed length of 1000 mm and weighs 0.9 kg. This hose is compatible with ARION 400, 500, 600 series, AXION 800, 900 series, and XERION 4000, 5000, 6000, 7000 series tractors.