This genuine McCormick 248725A1 lower left door glass is a direct replacement part designed for McCormick X4 series tractors, including models X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.80, X4.90, X4.100, X4.110, and X4.120. It also fits Claas Arion series tractors, specifically ARION 410, ARION 420, ARION 430, ARION 440, ARION 450, and ARION 460. Measuring 600 mm in width and 515 mm in height, this high-quality glass ensures clear visibility and maintains the integrity of the cab. Weighing approximately 5.5 kg, it is built to OEM specifications for reliable performance and easy installation.