The John Deere AL213529 is a genuine OEM rockshaft control assembly designed for precise hydraulic system management in various John Deere 6D, 6M, 6R, and 7R Series tractors. This essential component ensures accurate control of the rockshaft, contributing to optimal implement operation and overall tractor performance. It is a direct replacement for part number AL169389, guaranteeing seamless integration and reliable functionality within your John Deere machinery. With confirmed dimensions of approximately 152 mm length, 102 mm width, and 102 mm height, and a weight of 0.27 kg, this control unit is built to John Deere's rigorous quality standards.