Centric 402.62004 Wheel Bearing and Hub Assembly - Front

Overview of Centric Premium Hubs Wheel Bearing and Hub Assembly

The Centric Premium Hubs Wheel Bearing and Hub Assembly (Part Number 402.62004) is engineered for reliable driveline performance. Designed specifically for select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models, this assembly ensures precise fitment and durability.

• Compatible with Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles including Trailblazer, Envoy, Ascender, and more
• Includes 5 wheel studs sized approximately 0.5625 inches
• 27 spline quantity for secure axle engagement
• Flange diameter of 150.34 mm (5.919 inches) for proper mounting
• Bolt circle diameter of 127 mm (5.000 inches) with 3 mounting holes
• Brake pilot diameter of 78.92 mm (3.107 inches) for brake rotor alignment
• Wheel pilot diameter of 77.75 mm (3.061 inches) for accurate wheel centering
• Includes wheel studs for convenient installation
• Offset of 1.851 mm (0.04702 inches) to maintain correct wheel positioning

Detailed Product Description

This Centric Premium Hubs wheel bearing and hub assembly (402.62004) is designed to meet the exact specifications required by various GM and related vehicles such as the Chevrolet Trailblazer, GMC Envoy, and Buick Rainier. The assembly features a 27-spline axle interface ensuring a secure connection to the driveline. It includes five wheel studs sized around 0.5625 inches, which are pre-installed to simplify the mounting process. The flange diameter measures 150.34 mm, matching the bolt circle diameter of 127 mm with three mounting holes, providing a stable and precise fit. The wheel pilot diameter of 77.75 mm and brake pilot diameter of 78.92 mm ensure proper alignment of wheels and brake rotors, critical for safe operation. The offset of 1.851 mm maintains the correct wheel positioning relative to the suspension and body.

About the Premium Hubs Product Line

The Centric Premium Hubs line focuses on delivering wheel bearing and hub assemblies that meet or exceed OEM standards. This product line emphasizes precision manufacturing and durability, making it suitable for vehicles requiring reliable driveline components. The 402.62004 assembly is part of this line, offering a balance of quality and fitment accuracy for compatible Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models.

Common Applications and Problem Resolution

• Replacement for worn or noisy wheel bearings in Trailblazer, Envoy, and Ascender models
• Fixes wheel hub vibration or wobble issues
• Resolves ABS sensor errors related to hub assembly failure
• Addresses uneven tire wear caused by faulty hub alignment
• Restores proper wheel mounting and brake rotor alignment

Installation Notes and Tips

• Ensure vehicle compatibility with the listed makes and models before installation
• Use proper torque specifications for the M12 mounting bolts with 1.75 mm thread pitch
• Verify the spline count (27) matches the axle shaft
• Check that the included wheel studs are securely fastened before mounting wheels
• Inspect brake pilot and wheel pilot diameters for correct rotor and wheel fitment

Quality Assurance and Warranty

Centric Premium Hubs assemblies are manufactured to meet stringent quality standards, ensuring durability and performance. While specific warranty details for part number 402.62004 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This assembly is designed to provide consistent service life when installed and maintained according to manufacturer guidelines.