Mechanics and DIYers, this National 222025 oil seal delivers the quality and reliability you expect from a brand that's been in the sealing business for over 75 years. The spring-loaded, multi-lip design provides superior sealing performance in demanding applications. With a temperature range of -20°F to 300°F (-29°C to 49°C), this seal can handle extreme conditions without failing. The construction offers excellent resistance to EP lubricants and low swell in hydrocarbon fluids, meaning it maintains its shape and sealing capabilities even when exposed to various automotive fluids. National's design team stays current with industry advancements, so you're getting modern sealing solutions for today's vehicles. Whether you're doing a routine repair or tackling a more complex job, this oil seal delivers the consistent performance that professionals rely on. The multi-lip design creates multiple sealing surfaces for enhanced protection against leaks, while the spring ensures constant tension against the shaft for optimal performance. If you're tired of seals that fail prematurely or don't stand up to temperature extremes, this National oil seal provides that peace of mind that comes with using quality components from a trusted manufacturer with decades of experience.