SX-7D2P NATIONAL Transmission Shaft Seal Manual R2500 Gmc

Review NATIONAL Transmission Input Shaft Seal For Gmc Manual Pq for GMC R2500 1987–1989

Introducing the National SX-7D2P Transmission Shaft Seal, an essential component designed specifically for 1987-1989 GMC R2500 manual transmission vehicles. This premium seal is engineered to provide effective sealing for your vehicle's transmission shaft, ensuring optimal performance and longevity.

The SX-7D2P Transmission Shaft Seal is meticulously crafted using high-quality materials. It features a robust, heavy-duty design that can withstand the rigors of daily driving, making it the perfect choice for those who demand reliability and durability from their vehicle. The seal is precision-molded to ensure a perfect fit, eliminating the need for modifications or customization.

One of the standout features of this seal is its ability to effectively seal the transmission shaft against potential leaks. The seal is designed to provide a tight, leak-free seal, preventing transmission fluid from escaping and ensuring that your transmission remains properly lubricated. This not only helps to maintain the performance of your vehicle but also extends the life of your transmission.

The National SX-7D2P Transmission Shaft Seal is also easy to install, making it a popular choice among DIY enthusiasts. It comes complete with all necessary hardware, making installation a straightforward process. The seal is also backed by a comprehensive warranty, giving you peace of mind and protection against manufacturing defects.

In summary, the National SX-7D2P Transmission Shaft Seal is an essential upgrade for any 1987-1989 GMC R2500 manual transmission vehicle. With its heavy-duty design, effective sealing capabilities, and ease of installation, this seal is an investment in the long-term performance and reliability of your vehicle. Upgrade today and enjoy the peace of mind that comes with knowing your transmission is properly sealed and protected.

Buying a National SX-7D2P transmission shaft seal for a 1987-1989 GMC R2500 manual transmission vehicle can be a viable solution for those experiencing leaks in their transmission system. Here are some potential pros and cons to consider before making a purchase.

1. OEM Compatibility: The National SX-7D2P transmission shaft seal is designed to be a direct replacement for the original part, ensuring a perfect fit and function.

2. Leak Prevention: A faulty transmission shaft seal can lead to significant fluid loss, which can affect the overall performance and longevity of the transmission. Replacing the seal can help prevent further damage and reduce the risk of costly repairs.

3. Easy Installation: Transmission shaft seals are generally considered to be easy to replace, with most jobs taking only a few hours and minimal tools required.

1. Cost: While the National SX-7D2P transmission shaft seal may be a reliable and effective solution, it can also be costly. The price of the seal alone may not be the only expense, as labor costs and other related parts (such as new gaskets or sealing compound) can add to the overall cost.

2. Availability: Depending on the location and availability of the part, it may take some time to receive the National SX-7D2P transmission shaft seal. This could result in a lengthy downtime for the vehicle.

3. Potential for Other Issues: A transmission shaft seal leak could be a symptom of a larger issue within the transmission system. Replacing the seal may only be a temporary fix, and further diagnostic work and repairs may be necessary to fully address the problem.

The decision to purchase a National SX-7D2P transmission shaft seal for a 1987-1989 GMC R2500 manual transmission vehicle ultimately depends on the individual circumstances of the vehicle and the owner's priorities. If the leak is causing significant fluid loss and affecting the performance of the transmission, replacing the seal may be a worthwhile investment. However, it is important to keep in mind that this may only be a temporary fix and further diagnostic work and repairs may be necessary. Additionally, the cost of the seal and potential labor expenses should be considered before making a purchase.

Before purchasing a National SX-7D2P transmission shaft seal, it is recommended that the vehicle be thoroughly inspected by a qualified mechanic to determine the root cause of the leak and any potential related issues. This can help ensure that the repair is effective and long-lasting, and can potentially save the owner time and money in the long run. Additionally, researching and comparing prices from various suppliers can help ensure that the best possible price is obtained for the seal.

Details:

National transmission input shaft seal for 1987 - 1989 Gmc R2500 manual pq: status: in stock.

specifications differentialsdepo:

• for models: R2500
• for makes: Gmc
• for years: 1987–1989
• brand: National
• mpn: Sx-7d2p
• placement on vehicle: Transmission Gaskets Sealing Systems
• type: Manual Transmission Input Shaft Seal
• item length: 2.750
• manufacturer warranty: 1 Year
• ipn: C323 69-27
• compatible year: 1989 1988 1987
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Input Shaft Seal

seller differentialsdepo:

• rating: 99.3%
• city: indianapolis, indiana
• # reviews: 600740

returns differentialsdepo:

• paid by: seller
• time: 30 days
• policy: returns accepted

shipping differentialsdepo:

• type: fixed
• class: standard, expedited
• service: standard, expedited
• transit: 3-6 days

offer differentialsdepo:

• options: ship-to-home
• started: december 7, 2025
• sold #: 11
• availability: in stock
• price: $15.28
• item condition: New
• in stock #: 1

general differentialsdepo:

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

payments differentialsdepo:

• other
• wallet: apple-pay
• credit card: visa