The Suction Pipe (OEM Part No. 5580011989) is a hydraulic spare part compatible with Epiroc underground loaders, including EST 1030, ST1030, and related ST1030 models. Manufactured from high-strength steel, it functions as a hydraulic oil suction component installed between the hydraulic tank and pump inlet system. The suction pipe ensures smooth hydraulic oil flow, supports stable pump operation, and helps maintain hydraulic system efficiency. Designed for demanding mining applications, this replacement pipe provides excellent durability, reliable performance, and long service life for Epiroc loader hydraulic system maintenance and repair.