This CORTECO crankshaft seal is specifically engineered for manual transmission applications. It plays a crucial role in preventing oil from escaping the engine and entering the transmission. Crafted with durable materials, this seal is built to withstand the demanding environment of an engine's crankshaft. Its precise design ensures a tight fit, maintaining optimal sealing performance over time. Proper sealing is essential for the longevity of your transmission and engine components. Replacing a worn or damaged crankshaft seal with this CORTECO part can help avoid costly repairs and maintain your vehicle's performance.