1. Car & Truck Differentials, Assemblies Parts On Sale
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  3. GM 12479065

12479065 GM Differential Pinion Gear Kit

12479065 GM Differential Pinion Gear Kit
More Information
BrandGM
Manufacturer Part Number12479065
Part TypePINION GEAR
Genuine OemYES
Warranty1 YEAR
Fitment TypeDIRECT REPLACEMENT
MakeCHEVROLET
Parts IncludedONLY PART REFERENCE 8 ON THE DIAGRAM IS INCLUDED

Review GM Genuine Differential Side And Pinion Gear Kit

The GM 12479065 Differential Pinion Gear Kit is a crucial automotive component designed for various GM applications. This kit is specifically engineered to fit and function optimally within the differential assembly of specific GM vehicles.

The heart of the kit is the pinion gear, which is a critical part of the drivetrain system. The gear is responsible for transferring power from the differential to the driveshaft, ultimately propelling the vehicle forward or reverse. This particular pinion gear is precision-machined from high-strength steel to ensure durability and longevity. The tooth profile is carefully designed to provide efficient power transfer and quiet operation.

The kit also includes a pinion nut and seal, which are essential for securing the pinion gear in place and maintaining the differential fluid within the housing. The pinion nut is hardened and threaded to ensure a secure connection between the pinion gear and the carrier, while the seal prevents leaks and keeps the differential fluid contained.

Additionally, the kit may include other components depending on the specific application, such as a new bearing or a set of shims. These components work together to ensure proper alignment and lubrication of the pinion gear, contributing to the smooth and efficient operation of the differential assembly.

Installing this kit requires some mechanical expertise and the appropriate tools, as it involves working in the differential assembly. However, the installation process is well-documented in the provided instructions, and the kit includes all necessary hardware for a complete installation.

In summary, the GM 12479065 Differential Pinion Gear Kit is a high-quality, precision-engineered component designed to provide reliable and efficient power transfer in various GM vehicles. By replacing worn or failing components with this kit, vehicle owners can restore the performance and longevity of their differential assembly.

Pros and Cons of Buying GM 12479065 Differential Pinion Gear Kit

I. Introduction

The GM 12479065 Differential Pinion Gear Kit is a replacement part designed to fix issues with the pinion gear in select General Motors vehicles. Here are some potential advantages and disadvantages of purchasing this kit.

II. Pros

1. OEM (Original Equipment Manufacturer) Quality: This kit is a factory original part, ensuring a perfect fit and high-quality materials that meet or exceed OEM specifications.

2. Improved Performance: A worn or failing pinion gear can negatively impact vehicle performance. Replacing it with a new kit can result in improved acceleration, smoother shifts, and better overall drivability.

3. Long-Term Durability: The GM 12479065 Differential Pinion Gear Kit is designed to last longer than aftermarket alternatives, providing peace of mind for vehicle owners.

4. Reduced Maintenance Costs: By investing in a high-quality replacement part, you may avoid the need for costly repairs or replacements in the future.

5. Warranty Coverage: The GM 12479065 Differential Pinion Gear Kit comes with a warranty, protecting your investment and providing additional peace of mind.

III. Cons

1. Cost: The GM 12479065 Differential Pinion Gear Kit may be more expensive compared to aftermarket alternatives. However, the higher cost may be offset by the part's longevity and improved performance.

2. Installation Complexity: Installing the pinion gear kit may require specialized tools and technical expertise. You may need to hire a professional mechanic to ensure the installation is done correctly.

3. Availability: Depending on your location and the specific vehicle model, finding a GM dealership or parts supplier that carries the 12479065 kit might be challenging.

4. Time Investment: Installing the kit can be a time-consuming process, taking several hours or even days, depending on your mechanical skills and the availability of replacement parts.

IV. Conclusion

The decision to purchase the GM 12479065 Differential Pinion Gear Kit depends on your priorities as a vehicle owner. If you value the assurance of OEM quality, long-term durability, and improved performance, this kit is an excellent choice. However, if cost and installation complexity are concerns, you may want to consider aftermarket alternatives or seek professional advice before making a decision.

V. Recommendation

For those looking for a reliable and high-performing replacement part, the GM 12479065 Differential Pinion Gear Kit is an excellent investment. Consider consulting with a professional mechanic to assess the condition of your current pinion gear and determine whether this kit is the best option for your vehicle.

Details:

Shipping carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. We serve the cities of Arlington, Dallas, fort worth and surrounding communities. Financing here is easy and convenient. Your vehicles safety and performance are nothing to gamble on.

For extended work orders, rental cars are available. Parts must be resalable and in the original packaging. Classic Buick GMC Arlington has all arse and Gm certified technicians one world class technician. Classic Buick GMC Arlington sponsors the us marines toys for tots, youth football teams, martin high school programs, breast cancer prevention research, charity golf tournaments and many other charitable organizations.

Bring it to classic Buick GMC Arlington ensure the job is completed correctly. Electrical parts are not returnable.

specifications differentialsdepo:

  • brand: Gm
  • mpn: 12479065
  • part type: Pinion Gear
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement
  • make: Chevrolet
  • parts included: Only Part Reference 8 On The Diagram Is Included

shipping differentialsdepo:

  • type: fixed
  • transit: 5-9 days
  • service: standard
  • class: standard

seller differentialsdepo:

  • # reviews: 20
  • city: arlington, texas
  • rating: 80.0%

payments differentialsdepo:

  • credit card: diners-club
  • wallet: paypal
  • other

general differentialsdepo:

  • category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

offer differentialsdepo:

  • in stock #: 5
  • started: march 21, 2025
  • options: ship-to-home
  • prices: $507.35–$631.17
  • item condition: New
  • availability: in stock
  • sold #: 22

returns differentialsdepo:

  • paid by: buyer
  • policy: returns accepted
  • time: 30 days
rating: 80.0% out of 100 based on 20 user ratings.
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