fits model: Chevelle, Camaro. make: Chevy. year: 1965–2012.

( Brand: Gm ), ( Manufacturer Part Number: 9778348 ), ( Part Type: Bolt ), ( Placement On Vehicle: Rear ), ( Surface Finish: Metal Light Surface Rust ), ( Country/region Of Manufacture: United States )
Introducing the 1965-1981 GM NOS Chevy Shims for Chevelle Bolt-Posi Rear End, Part Number 9778348, specifically designed for use in 12-bolt rear ends found in classic Chevelles and Camaros of the era. This product is a crucial component in maintaining the performance and reliability of your vintage vehicle's drivetrain.
The set includes a comprehensive collection of high-quality shims, meticulously crafted to ensure a precise fit in your 12-bolt rear end. These shims are manufactured using advanced materials and precision machinery, ensuring they provide optimal clearance between the differential cover and the housing. This, in turn, reduces unwanted vibrations and noise, providing a smoother and more enjoyable driving experience.
The shims are designed to work seamlessly with the Posi-Traction rear end, a popular option for performance enthusiasts. By providing the necessary clearance, these shims help improve the efficiency and effectiveness of your Posi-Traction system, resulting in improved traction and control on the road.
Installing these shims is a straightforward process, requiring only basic hand tools. The included instructions provide clear, step-by-step guidance, ensuring a hassle-free installation process. With their durable construction, these shims are designed to withstand the rigors of daily use, ensuring long-lasting performance and reliability.
In summary, the 1965-1981 GM NOS Chevy Shims for Chevelle Bolt-Posi Rear End is an essential upgrade for any classic Chevelle or Camaro owner seeking to enhance the performance and durability of their 12-bolt rear end. By providing the necessary clearance and improving the efficiency of your Posi-Traction system, these shims offer a significant upgrade to your vehicle's drivetrain, ensuring a smoother, quieter, and more reliable driving experience.
Pros of buying a 1965-1981 GM NOs Chevy Chevelle/Camaro rear end with 12-bolt Posi 12-inch 5.511:97 ratio:1. Authenticity: This is an original GM-manufactured part, ensuring high-quality construction and fitment.
2. Reliability: GM's Posi-Traction rear end is known for its durability and strength, making it an excellent choice for performance applications.
3. Widely available: These parts are generally easy to find, thanks to their popularity among classic car enthusiasts.
4. Affordability: Compared to newer aftermarket alternatives, these rear ends can be a cost-effective option.
Cons of buying a 1965-1981 GM NOs Chevelle/Camaro rear end with 12-bolt Posi 12-inch 5.511:1. Limited availability of specific parts: While the rear end itself is widely available, some components (such as certain gears or specific Posi-Trac spool designs) may be harder to find.
2. Age and wear: These parts have been around for several decades, and while they are generally in good condition, they may still exhibit signs of wear and tear.
3. Compatibility issues: If the rear end is not installed in its original vehicle, there may be clearance or compatibility issues with other components (such as suspension or exhaust).
4. Limited performance potential: Although the 5.511:97 gear ratio is suitable for highway driving and casual performance applications, it may not be optimal for high-performance driving.
Recommendation:While there are trade-offs to consider, a 1965-1981 GM NOs Chevelle/Camaro rear end with a 12-bolt Posi 12-inch 5.511:97 ratio can be an excellent choice for classic car enthusiasts looking for an authentic and reliable part. However, it's essential to thoroughly inspect the part, ensure proper compatibility with other components, and, if necessary, upgrade the gear ratio or other components to achieve optimal performance. Overall, this is a cost-effective and reliable option for classic car enthusiasts.
This is a package of 3 Gm set of I also have.