The Claas 0021841670 is a genuine OEM multi-belt tensioner designed for optimal performance and durability in Claas agricultural machinery. This essential component ensures proper belt tension, contributing to the efficient operation of various systems. It is compatible with a wide range of Claas models including Lexion 400, 500, 600, 700 series combines, Tucano 300, 400 series combines, Jaguar 800, 900 series forage harvesters, and Xerion 3000, 4000, 5000 series tractors. Weighing approximately 1.48 kg, with dimensions of 200 mm length, 150 mm width, and 100 mm height, this tensioner is built to Claas's exacting standards.