The Walker 655023 Hydrostatic Reservoir is a genuine OEM part designed for various Walker mower models, including C19, C19i, D18, D21, D21d, T23, T25, T25i, T27i, and T30i. This essential component holds the hydraulic fluid for the hydrostatic drive system, ensuring smooth and reliable operation. With a capacity of approximately 2.37 liters, it measures 266.7 mm in length, 165.1 mm in width, and 292.1 mm in height, weighing approximately 0.79 kg. Made from durable materials, it provides a secure and efficient fluid storage solution for your Walker equipment.