GMB 730-0078 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for Select GM Vehicles

The GMB 730-0078 wheel bearing and hub assembly is engineered for durability and precise fitment on various Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed as a driven hub assembly, it supports smooth wheel rotation without requiring ABS sensors or tone rings.

• Compatible with Buick Calais, Oldsmobile Cutlass Calais, Pontiac Grand Am, Chevrolet Cavalier, and other GM models
• Driven hub assembly design for direct power transfer
• No ABS sensor or tone ring required, simplifying installation
• Wheel studs not required for this assembly
• GMB part number 730-0078 ensures exact OEM replacement quality

Product Features and Specifications

This GMB wheel bearing and hub assembly (part number 730-0078) is designed to meet the specific requirements of select GM vehicles including the Buick Calais, Cadillac Cimarron, Chevrolet Citation II, Oldsmobile Firenza, Pontiac Sunfire, and others. The driven hub assembly design means it is intended for wheels that receive power from the drivetrain, providing reliable support and rotation. The assembly does not include an ABS sensor nor require an ABS tone ring, making it compatible with vehicles that do not have ABS or use separate ABS components. Additionally, wheel studs are not included or required with this part, which is typical for certain hub designs.

Applications and Problem Solving

• Replaces worn or damaged wheel bearing and hub assemblies on compatible GM models
• Addresses wheel noise or roughness caused by bearing wear
• Restores proper wheel alignment and rotation for improved handling
• Eliminates wheel vibration related to hub assembly failure
• Supports drivetrain power transfer in driven wheels

Installation Notes and Tips

When installing the GMB 730-0078 wheel bearing and hub assembly, ensure the vehicle is properly supported and the wheel hub area is clean. Since this assembly does not include ABS sensors or tone rings, verify your vehicle’s ABS system compatibility before installation. Use appropriate torque specifications for mounting bolts and confirm the driven hub is correctly aligned with the axle shaft. Professional installation is recommended to maintain safety and performance standards.

Quality Assurance and Warranty

GMB manufactures this wheel bearing and hub assembly to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided here, GMB products typically come with a limited warranty against defects in materials and workmanship. Refer to GMB’s official documentation or your parts provider for exact warranty terms related to part number 730-0078.