This is a genuine OEM SAME 090023506 hydraulic pump piston, crucial for maintaining the efficiency of your agricultural machinery's hydraulic system. Featuring a precise 20.5 mm diameter, this piston ensures optimal function and durability. It is designed for a wide range of SAME Explorer series tractors, including Explorer, Explorer II, and Explorer III models, as well as their C and TB variants. This original part guarantees reliable operation and perfect fitment, replacing the older part number 0.900.2350.6.