The John Deere AL213528 is a genuine OEM control unit designed for rockshaft and Hydraulic Management System (HMS) applications in various John Deere tractors. This essential component ensures precise control and operation of hydraulic functions. It is compatible with 6010, 6020, 6030, 7020, and 7030 series tractors, including models such as 6110, 6210, 6310, 6410, 6510, 6120, 6220, 6320, 6420, 6520, 6130, 6230, 6330, 6430, 7220, 7320, 7420, 7520, 7130, 7230, 7330, 7430, and 7530. It replaces previous part numbers AL169389, AL160920, AL158097, AL152988, AL150493, and AL119273, ensuring reliable performance and direct fitment.