fits make: Gm.

| Brand | SEALED POWER |
|---|---|
| Manufacturer Part Number | 8660S |
| Type | AXLE/HUB SEALS |
| Performance Part | YES |
| UPC | 724956188703 |
The Power 8660S National Seal GM 8.5-inch Axle Assembly is a premium replacement component engineered to deliver superior performance and durability for your automobile. This axle is specifically designed to fit select GM vehicles, ensuring a precise fit and optimal function.
The axle shaft is constructed from high-strength steel, which provides exceptional strength and resistance to bending and breaking. It features a robust spline design that securely connects the differential to the wheel hub, minimizing potential for wobbling or vibration. This design also increases the overall efficiency of power transmission, ensuring smoother operation and enhanced vehicle performance.
The National Seal Power 8660S axle assembly comes with high-quality, pre-lubricated bearings that ensure a noiseless, long-lasting operation. The bearings are machined from premium materials to provide excellent load-bearing capacity and longevity. The seal design guarantees that the bearings are well sealed to keep out debris, water, and other contaminants that can cause premature failure.
Moreover, the Power 8660S axle assembly is manufactured to OE specifications to meet the stringent quality standards set by General Motors. Each component of this assembly undergoes rigorous inspections and testing to ensure it meets or exceeds OE performance.
The installation of this axle assembly is straightforward due to its accurate fitment and easy-to-follow instructions provided. The package includes all necessary components, including the axle shaft, wheel bearing, dust seal, and snap rings. This eliminates the need to purchase any additional parts for a hassle-free installation.
In summary, the Power 8660S National Seal GM 8.5-inch Axle Assembly is a high-quality, robust, and dependable solution for replacing a worn or damaged axle in your GM vehicle. Its precise fitment, superior strength, and long-lasting design provide excellent value and superior performance for your vehicle.
The GM 8.5 axle with a National Seal differential and a PowerSession 8660 differential carrier assembly is a popular choice for heavy-duty off-road applications due to its robust design and durability. Here are some pros and cons of buying this axle assembly:
Pros:1. High Strength: The 8.6-inch axle housing is designed to support significant weight and torque, making it ideal for heavy-duty use in off-road applications.
2. Durability: National Seal bearings and seals are known for their durability and resistance to wear and tear, extending the life of the differential and the axle assembly.
3. Improved Performance: The PowerSession 8660 differential carrier assembly enhances the axle's performance by providing superior strength and rigidity, allowing for better power delivery and better handling capabilities.
4. Easy Installation: The PowerSession 8660 differential carrier assembly comes pre-assembled with the seals, bearings, and shims, making the installation process simpler and more straightforward.
5. Upgradeability: The GM 8.5 axle with the PowerSession 8660 and National Seal differential is an excellent upgrade option for those looking to improve the performance of their off-road vehicle or to prepare it for more demanding applications.
Cons:1. Expensive: The GM 8.5 axle with the National Seal differential and the PowerSession 8660 differential carrier assembly is a premium option, which can make it a significant investment for some buyers.
2. Customization: Installing this axle assembly may require some customization, especially if it needs to be integrated with other upgraded components. This could add to the overall cost and complexity of the project.
3. Weight: This heavy-duty axle assembly is significantly heavier than the stock option, which can increase the overall weight of the vehicle and potentially impact its fuel efficiency.
Conclusion:The GM 8.5 axle with the National Seal differential and PowerSession 8660 differential carrier assembly is a durable and high-performance option for heavy-duty off-road applications. Its durability and strength make it ideal for challenging conditions, while the ease of installation and upgradeability make it an attractive choice for those looking to improve their vehicle's capabilities. However, its premium price point may make it a significant investment for some buyers.
Recommendation:If you're looking to upgrade the axle of your heavy-duty off-road vehicle or need to prepare it for more demanding applications, the GM 8.5 axle with the National Seal differential and PowerSession 8660 differential carrier assembly is an excellent choice. Its durability, improved performance, and ease of installation make it a reputable and reliable option. However, carefully consider the investment and potential customization requirements before making a purchasing decision.
Axle housing seal - 2.296 in OD 1.399 shaft 0.460 thick rubber natural universal each. Manufacturer: sealed Power. Part number: 8660S.
