National 473214 Wheel Seal - Rear Inner

National 473214 Wheel Seal for Driveline Service

National 473214 is a nitrile wheel seal built for driveline and axle sealing applications where consistent oil control matters. With a 1.375-inch shaft size, 2.254-inch outside diameter, and 0.312-inch width, it is sized for specific Jeep, Chevrolet, and GMC applications that use the listed transfer case and axle configurations.

Key Features

• Nitrile sealing material for dependable fluid sealing performance
• 1.375-inch inside diameter / shaft size for the specified applications
• 2.254-inch outside diameter and 0.312-inch width
• Redi-Coat surface treatment for improved sealing contact
• Zero duplication part for direct catalog identification
• National 473214 is part of the 470000 series

Product Details

This National wheel seal is designed around the dimensions and sealing material needed for older 4WD driveline and axle service. The nitrile construction helps maintain a tight seal at the housing bore while the Redi-Coat finish supports installation and sealing consistency. National has supplied sealing solutions for more than 75 years, and this part reflects that focus on precise fit and modern sealing design. It cross-references Gates 51397 for the same application.

Common Problems It Helps Address

• Gear oil seepage at the wheel seal area
• Contamination entering the axle or driveline housing
• Seal wear from age, heat, and mileage
• Leak-related fluid loss around the shaft and housing bore
• Service issues on Jeep Cherokee, Jeep Comanche, and Jeep Wagoneer rear inner applications

Installation Notes and Fitment

Verify shaft diameter, housing bore, and seal width before installation. This part fits 1984-1987 Jeep Cherokee, rear inner, for Heavy Duty Axle, Spicer 35 Axle; 1986-1987 Jeep Comanche, rear inner, for Heavy Duty Axle, Spicer 35 Axle; 1984-1987 Jeep Wagoneer, rear inner, for Heavy Duty Axle, Spicer 35 Axle; and 1987 Jeep Wrangler, rear inner, with Heavy Duty Axle. It also fits Chevrolet K10, K20, K30, K5 Blazer, K10 Suburban, K20 Suburban, and Blazer applications, plus GMC Jimmy, K1500, K2500, K3500, and Suburban models listed with the New Process 203 or 205 transfer case and 1.375-inch shaft requirements.

Quality Assurance

National is a long-established sealing brand with a reputation built over decades of drivetrain and axle sealing development. Part number 473214 is engineered to match the listed dimensions and application-specific requirements for service on Jeep, Chevrolet, and GMC driveline systems.