National 11590 Steering Knuckle Bearing - Front

Overview of National 11590 Steering Knuckle Bearing

The National 11590 steering knuckle bearing is engineered to provide reliable performance for a range of vehicles including Chevrolet Blazer, Ford Bronco, and Jeep CJ5. This taper bearing cone is designed with precise dimensions to ensure proper fit and function in your steering assembly.

• Cone Bore Diameter: 0.6250 inch (15.8750 mm)
• Cone Length: 0.5625 inch (14.2880 mm)
• Cone Radius: 0.0620 inch (1.5750 mm)
• Part Type: Taper bearing cone for steering knuckle
• Compatible with multiple makes and models including GMC Jimmy, Land Rover Defender 90, and Range Rover

Detailed Product Description

The National 11590 steering knuckle bearing features a taper bearing cone designed to fit precisely within the steering knuckle assembly. With a cone bore of 0.6250 inches (15.8750 mm) and a cone length of 0.5625 inches (14.2880 mm), this bearing ensures smooth rotation and proper load distribution. The cone radius of 0.0620 inches (1.5750 mm) supports the bearing’s seating and alignment, contributing to the overall steering stability. This part is suitable for use in a variety of trucks and SUVs such as the Chevrolet K10 Suburban, Ford F-250, and Jeep Wagoneer, providing dependable steering performance.

Applications and Problem Solving

• Restores proper steering knuckle bearing fitment in Chevrolet Blazer and GMC K20 models
• Eliminates steering play and reduces noise in Ford F-100 and F-350 vehicles
• Prevents premature wear in Land Rover Defender 110 and Range Rover steering assemblies
• Addresses rough steering feel and uneven bearing wear in Jeep CJ5 and Bronco
• Supports safe and consistent steering response in GMC Jimmy and K5 Blazer

Installation Notes and Tips

Ensure the steering knuckle and bearing surfaces are clean and free of debris before installation. Verify the cone bore and length measurements match the vehicle specifications to avoid improper fitment. Use appropriate tools to press the bearing cone into place without damaging the taper surfaces. It is recommended to inspect related steering components during installation for wear or damage.

Quality Assurance

National steering knuckle bearings are manufactured to meet industry standards for durability and precision. The 11590 part number undergoes strict quality control to ensure consistent dimensions and material integrity. While no specific warranty information is provided, National parts are recognized for their adherence to OEM specifications and reliable performance in demanding automotive applications.