The Claas 0021894130 is a genuine OEM air conditioning compressor designed for a wide range of Claas agricultural machinery, including ARION, AXION, XERION tractors, and LEXION, TUCANO, AVERO combine harvesters. This 12V compressor features an 8-groove pulley with a 119mm diameter, uses PAG 46 oil (135ml capacity), and has a vertical connection. It ensures optimal climate control and comfort in demanding operating conditions.