This CORTECO crankshaft seal, part number 20035271B, is specifically engineered for automatic transmission applications. It plays a crucial role in maintaining engine integrity by preventing oil from leaking out of the crankshaft. A properly functioning crankshaft seal is essential for the longevity of your engine and transmission. It works under high pressure and temperature conditions, ensuring a tight seal even in demanding environments. This seal is manufactured to meet stringent quality standards, providing reliable performance and durability. Replacing a worn or damaged crankshaft seal can prevent costly repairs down the line. It helps maintain correct oil levels, ensuring all moving parts within the engine and transmission are adequately lubricated. Trust CORTECO for dependable sealing solutions that keep your vehicle running smoothly.