The Claas 0019998791 is a genuine OEM alternator designed for optimal performance in Claas agricultural machinery. This 14V, 120A alternator ensures reliable power generation for various Claas AXION, ARION, and XERION tractor models. Featuring a clockwise rotation and a 6-groove V-belt pulley with a 60mm diameter, it provides efficient charging. With a length of 190mm, width of 160mm, height of 180mm, and a weight of 6.8kg, it is built to OEM specifications for direct replacement.