This CORTECO crankshaft seal, part number 01030117B, is engineered to provide reliable sealing for your vehicle's differential. Crafted with durable materials, this seal is built to withstand the demanding conditions found in the differential housing, including exposure to oil and varying temperatures. Its precise design ensures a snug fit, preventing lubricant leaks and protecting critical components from contamination. Proper sealing is crucial for the longevity and efficient operation of your differential. This CORTECO seal is a direct replacement, designed to meet or exceed original equipment specifications, ensuring a seamless installation and dependable performance.