Differential Side and Pinion Gear - GM (12479321)

Differential Side and Pinion Gear - GM (12479321)

Discontinued Product

No Longer Available For Purchase

Manufacturer Warranty Minimum of 12 Months
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Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12479321

  • Positions: Rear
  • Other Names:

    Gear Kit

  • Description:

    This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors.

    Genuine OEM Differential Side and Pinion Gear - GM (12479321)

    Optimize your vehicle’s drivetrain performance with the Genuine OEM Differential Side and Pinion Gear - GM (12479321). Designed to provide precise power distribution between wheels, this gear set is engineered specifically for GM vehicles, ensuring a reliable fit and consistent performance. Manufactured to exacting OEM standards, this differential gear offers superior durability and accuracy, making it an essential part for both professional mechanics and DIY enthusiasts committed to maintaining peak vehicle performance.

    • Part Number: 12479321

    • Manufacturer: General Motors (OEM)

    • Material: High-strength, automotive-grade steel for maximum durability

    • Compatibility: Precision-engineered to fit select GM vehicle models

    • Installation: Designed for straightforward installation with minimal modifications

    This differential side and pinion gear is crafted from high-grade, durable steel to handle the demands of your vehicle’s powertrain. It ensures smooth, controlled power distribution between wheels, which is critical for optimal vehicle handling and stability. With OEM-quality construction, it provides a level of reliability and fit that aftermarket parts can’t match, ensuring your vehicle’s drivetrain remains strong and functional under various driving conditions.

    For professional mechanics, this differential gear set streamlines repairs and replacements, with an exact fit that reduces installation time and minimizes potential for error. DIY enthusiasts will find it to be a practical choice for at-home maintenance, as it requires minimal tools for installation and fits seamlessly into the vehicle’s existing system.

    Investing in the Genuine OEM Differential Side and Pinion Gear - GM (12479321) means choosing quality, reliability, and a part designed to perform at OEM standards. Whether you’re a professional or a DIY mechanic, this gear set enhances your vehicle’s handling and stability, supporting a smoother driving experience while upholding the quality and longevity of your GM vehicle’s drivetrain.


  • Condition: New
  • Notes: Includes Side Gear.
  • Applications: 4WD. 9.50, 9.75 & 10.50.
  • Replaces:

    12470385, 12470388, 12479150, 85106134

Vehicle Fitment

No application/vehicle fitment information available for this product
Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

Cadillac Parts Pros

Cadillac Parts Pros is a factory-authorized source for genuine OEM Cadillac parts and accessories, shipped nationwide from our dealership inventory. Every part we sell is the same component your Cadillac was built with, backed by the manufacturer's warranty and priced below MSRP. Use the vehicle selector to filter by year, model, and trim so you order the correct part the first time. Not sure which part number you need? Call us now and our parts specialists will verify fitment by VIN.

GM

General Motors builds Cadillac, Chevrolet, GMC, and Buick vehicles, and every Genuine GM part is engineered to the same specifications as the components installed at the factory. Choosing OEM GM parts over aftermarket alternatives protects fitment, performance, and your vehicle's warranty coverage.