The Oil Filter (OEM Part No. 55178400) is a filtration spare part designed for compatible Epiroc mining equipment, including DD210 and DL230. It functions within the engine lubrication system to filter contaminants and impurities from engine oil, helping protect internal engine components and maintain proper lubrication performance. Designed for demanding mining environments, the oil filter supports effective oil filtration and contamination control during equipment operation. This replacement filter is suitable for routine maintenance and service applications where reliable engine lubrication system performance is required. As an aftermarket replacement component, the 55178400 oil filter provides a practical solution for maintaining compatible Epiroc equipment, helping protect engine components, support reliable operation, and reduce maintenance costs.