Timken SP580303 Wheel Bearing and Hub Assembly - Front Left

Timken SP580303 Wheel Bearing and Hub Assembly Overview

The Timken SP580303 wheel bearing and hub assembly is engineered for reliable performance in Chevrolet and GMC trucks. Designed specifically for models like the K1500, K2500, K2500 Suburban, and K3500, this driven hub assembly ensures precise fitment and durability.

• 33 spline quantity for secure drivetrain engagement
• 8 wheel studs and 4 flange bolt holes for stable wheel mounting
• Wheel pilot diameter of approximately 116.59 mm for accurate wheel alignment
• Hub pilot diameters of 105.791 mm and 4.165 inches for proper hub seating
• Flange diameter of 208.03 mm and flange offset measurements of 2.69 and 68.326 mm
• Bolt circle diameter of 165.1 mm ensuring compatibility with specified vehicle models
• Designed for driven axle applications

Detailed Product Description

The Timken SP580303 is a wheel bearing and hub assembly tailored for driven axles on select Chevrolet and GMC trucks, including the K1500, K2500, K2500 Suburban, and K3500. This assembly features a 33-spline shaft interface, providing a secure connection to the drivetrain. The 8 wheel studs combined with 4 flange bolt holes offer a robust mounting platform for wheels, enhancing stability and safety. The precise wheel pilot diameter of 116.59 mm and hub pilot diameters ensure proper centering of the wheel and hub, reducing vibration and uneven tire wear. Flange diameter and offset measurements are engineered to maintain correct wheel positioning relative to the suspension and brake components. The bolt circle diameter of 165.1 mm matches factory specifications for these truck models, facilitating straightforward installation.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings causing noise or rough rotation
• Fixing wheel hub assemblies with excessive play or looseness
• Addressing wheel vibration or wobble due to hub misalignment
• Resolving ABS sensor issues related to hub assembly failure (if applicable)
• Restoring proper wheel mounting and alignment on Chevrolet and GMC K-series trucks

Installation Notes and Tips

• Ensure compatibility with Chevrolet and GMC K1500, K2500, K2500 Suburban, and K3500 models before installation
• Verify spline count and bolt pattern match the vehicle’s drivetrain and wheel specifications
• Use proper torque specifications for flange bolts and wheel studs to avoid premature wear
• Inspect related components such as axle shafts and brake parts during installation
• Professional installation is recommended to maintain vehicle safety and performance

Quality Assurance and Warranty

Timken manufactures the SP580303 wheel bearing and hub assembly to meet OEM standards for durability and performance. Each unit undergoes rigorous quality control to ensure precise fitment and long service life. While specific warranty details may vary, Timken typically offers coverage against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.