GMB 730-0259 Wheel Bearing and Hub Assembly - Front

GMB 730-0259 Wheel Bearing Hub Assembly

The GMB 730-0259 is a driven wheel bearing and hub assembly built to meet or exceed OEM specifications. It is a front hub assembly for select Cadillac applications, including the 2003 Cadillac CTS and 2010-2011 Cadillac STS with Brembo brakes excluded.

Key Features

• Driven hub assembly design for front-wheel service
• Manufactured to meet or exceed OEM specifications
• No ABS sensor included
• ABS tone ring not required
• Wheel studs not required
• Fits 2003 Cadillac CTS, front
• Fits 2010-2011 Cadillac STS, front, exc. Brembo brakes

Detailed Product Overview

This GMB wheel bearing and hub assembly is engineered for direct replacement use on the front axle of the 2003 Cadillac CTS and 2010-2011 Cadillac STS, excluding Brembo brake applications on the STS. The driven hub assembly design supports the vehicle’s front driveline and bearing function in one serviceable unit. Part number 730-0259 is also referenced in OE and aftermarket catalogs for the same application, including Timken 513186.

For shoppers searching for a front wheel bearing hub assembly for Cadillac CTS or a front hub assembly for Cadillac STS, GMB 730-0259 provides an OE-spec replacement option with the correct configuration for vehicles that do not use an ABS sensor in the hub and do not require a tone ring or wheel studs as part of the assembly.

Common Repair Uses

• Replacing a worn or noisy front wheel bearing
• Correcting hub play or looseness at the front wheel
• Restoring smooth wheel rotation on Cadillac CTS and Cadillac STS models
• Addressing front-end vibration related to hub wear
• Servicing a damaged driven hub assembly

Installation Notes

Verify vehicle fitment by year, model, and brake package before installation. This part is listed for the front position only and for the 2010-2011 Cadillac STS with Brembo brakes excluded. Confirm that the ABS system configuration matches the no-sensor, no-tone-ring design before replacing the original hub assembly.

Quality Assurance

GMB manufactures this hub assembly to meet or exceed OEM specifications, supporting consistent fit and function for the intended Cadillac applications. Cross-reference part number: Timken 513186.