Genuine OEM Rear Wheel Seal – Designed for Isuzu N-Series with 16″ wheels to help maintain proper axle lubrication and seal integrity. Original Equipment Quality – Built to Isuzu specifications for durability and reliable performance. Protects Axle & Bearings – Helps prevent oil leaks and keeps contaminants out for long-term component life. Direct Replacement – Easy OEM fit with no modifications required. Ideal for Maintenance & Repairs – Great choice for routine axle seal replacement in service shops and fleet fleets. The Wheel Seal Rear Inner (Part 120-4722) is a genuine OEM rear axle inner oil seal designed for 16″ wheel applications on Isuzu N-Series trucks. This seal helps retain lubricants inside the rear axle while preventing contaminants like dirt and moisture from entering the wheel hub area, supporting long-lasting axle and bearing performance. Manufactured by Isuzu to meet strict OEM standards and engineered for direct fit replacement, this inner wheel seal installs easily with no modifications required. It’s ideal for routine maintenance, professional service shops, and fleet operations requiring dependable sealing performance.