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Timken SP450703 Wheel Bearing and Hub Assembly - Front
| Brand | Timken SP450703 |
|---|---|
| Position | Front |
| Fits | Chevrolet and GMC · 12 vehicles |
OE-developed testing. Controls design, materials, and manufacturing for consistent performance.
Low runout design. Helps reduce noise and vibration while improving braking performance.
Premium seals. Reinforced construction helps prevent damage and improve seal life.
Cross-references MOOG Hub Assemblies 515054, MOOG Hub Assemblies 515161 and SKF BR930762 for the same application. See all 3.
Timken SP450703 Front Hub Assembly
Timken SP450703 is a front wheel bearing and hub assembly for select Chevrolet Express 1500 and GMC Savana 1500 vans. It is built with OE-developed testing and precision bearing construction to support smooth wheel rotation, stable braking feel, and reduced noise and vibration.
Key Features
- Front wheel bearing and hub assembly for non-driven applications
- 6 wheel studs with a 5.500-inch bolt circle diameter
- 3 flange bolt holes for direct hub mounting
- Low runout design to help reduce noise and vibration
- Precision bearing profiles and uniform internal geometry for load support
- Premium seal design to help resist contamination and improve seal life
- ABS sensor monitoring for wheel speed signal support
Detailed Description
Timken SP450703 is engineered for 2009-2014 Chevrolet Express 1500 front and 2009-2014 GMC Savana 1500 front applications. The hub assembly uses precision bearing surfaces, enhanced finishes, and controlled internal geometry to support consistent wheel movement and braking performance. Timken SP450703 also features a reinforced sealing system and ABS sensor testing to help maintain reliable wheel speed monitoring on equipped vehicles.
This part cross-references SKF BR930762 for the same application.
Common Problems This Part Can Address
- Wheel bearing noise from the front hub area
- Steering wheel vibration related to hub runout
- Brake pulsation or inconsistent braking feel tied to hub wear
- ABS warning concerns caused by wheel speed sensor issues
- Loose or worn front hub bearing operation
Installation Notes and Tips
Verify front fitment by year, make, and model before installation. Inspect the knuckle, axle interface, and mounting surfaces for wear or corrosion before installing the new hub assembly. Confirm proper torque on all fasteners and check ABS operation after installation. Fits 2009-2014 Chevrolet Express 1500, front. Fits 2009-2014 GMC Savana 1500, front.
Quality Assurance
Timken uses OE-developed testing to control the design, materials, and manufacturing process for its hub bearing assemblies. The result is a front hub assembly built to support consistent performance, durability, and wheel-speed signal reliability.
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2014 | Chevrolet | Express 1500 | RWD | Front | — |
| 2014 | GMC | Savana 1500 | RWD | Front | — |
| 2013 | Chevrolet | Express 1500 | RWD | Front | — |
| 2013 | GMC | Savana 1500 | RWD | Front | — |
| 2012 | Chevrolet | Express 1500 | RWD | Front | — |
| 2012 | GMC | Savana 1500 | RWD | Front | — |
| 2011 | Chevrolet | Express 1500 | RWD | Front | — |
| 2011 | GMC | Savana 1500 | RWD | Front | — |
| 2010 | Chevrolet | Express 1500 | RWD | Front | — |
| 2010 | GMC | Savana 1500 | RWD | Front | — |
| 2009 | Chevrolet | Express 1500 | RWD | Front | — |
| 2009 | GMC | Savana 1500 | RWD | Front | — |
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