This aftermarket replacement crankshaft seal, compatible with Case IH part number 3138701R91, is designed to provide a reliable sealing solution for your agricultural or industrial machinery. As a non-OEM alternative, it offers a cost-effective option for maintaining your equipment's performance. The crankshaft seal plays a critical role in preventing oil leaks from the engine's crankshaft, which is essential for proper lubrication and overall engine health. A worn or damaged crankshaft seal can lead to significant oil loss, potential contamination, and ultimately, engine damage. This replacement seal is engineered to meet the necessary specifications for a secure fit and effective sealing. Crafted from durable materials, this aftermarket seal is built to withstand the demanding conditions of agricultural and heavy-duty applications. It helps to maintain internal engine pressure and keep contaminants out, ensuring the longevity and efficiency of your Case IH equipment. While not an original equipment manufacturer (OEM) part, it is manufactured to provide dependable performance as a direct replacement for the specified Case IH part number. Ensure proper installation to achieve the best sealing results and extend the life of your engine components.