National 516009 Wheel Bearing - Rear Inner

Overview of National 516009 Wheel Bearing for Kia Sorento

The National 516009 wheel bearing is engineered to meet the specific requirements of Kia Sorento models. Designed with precision, this wheel bearing ensures reliable performance and durability for your vehicle's driveline system.

• Compatible with Kia Sorento wheel hub assemblies
• Bore diameter of 1.575 inches (40 mm) for accurate fitment
• Overall width of 1.772 inches (45 mm) for proper seating
• Outside diameter of 3.15 inches (80 mm) for standard hub compatibility
• Gen1 design providing consistent quality and performance

Technical Specifications and Design Details

The National 516009 wheel bearing features a bore size of approximately 1.575 inches (40 mm), ensuring a precise fit within the wheel hub assembly of Kia Sorento vehicles. The cone length measures 1.772 inches (45 mm), while the cup length is slightly shorter at 1.732 inches (44 mm), allowing for proper engagement and load distribution. The outer race width is 1.732 inches (44 mm), and the overall width of the bearing is 1.772 inches (45 mm). With an outside diameter of 3.15 inches (80 mm), this bearing matches OEM specifications for smooth rotation and durability. The Gen1 design indicates the first generation of this bearing series, maintaining consistent manufacturing standards.

Applications and Problem Solving

This wheel bearing is specifically designed for use in Kia Sorento driveline and axle assemblies. It addresses common issues such as:

• Wheel hub noise caused by worn or damaged bearings
• Excessive wheel play or looseness affecting vehicle stability
• Uneven tire wear due to improper bearing function
• Vibration or roughness during driving at various speeds
• Potential wheel lockup or failure from bearing degradation

Installation Notes and Tips

When installing the National 516009 wheel bearing, ensure the hub assembly is clean and free of debris. Proper torque specifications should be followed to avoid premature bearing wear. It is recommended to inspect related components such as seals and axle shafts during installation. Use appropriate tools to press the bearing into place without causing damage to the races or seals.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The 516009 part number is part of the 516000 series, known for consistent quality control. While specific warranty details are not provided, National typically offers coverage against manufacturing defects. For optimal reliability, use this wheel bearing as a direct replacement for Kia Sorento models requiring a 40 mm bore bearing.