SX-Y9H6 NATIONAL Transmission Shaft Seal International Ya

Review NATIONAL Transmission Output Shaft Seal For International Ya for C1100 1963–1964

The National SX-Y9H6 transmission shaft seal is an essential component designed specifically for the International C1100 YA models produced between 1963 and 1964. This seal plays a crucial role in maintaining the integrity of your vehicle's transmission system by preventing the leakage of transmission fluid.

The SX-Y9H6 seal is manufactured using high-quality materials that offer superior sealing performance and durability. Its elastomeric composition is engineered to provide a tight seal around the transmission shaft, preventing the intrusion of contaminants and ensuring that transmission fluid stays contained within the system.

This seal is a direct fit for the International C1100 YA models, ensuring easy installation. The O-ring design allows for a flexible and precise fit, making it ideal for use in applications with varying shaft sizes. The seal's dimensions are as follows: Outside Diameter - 1.375 inches, Inside Diameter - 0.875 inches, and Height - 0.250 inches.

The SX-Y9H6 transmission shaft seal is designed to withstand the rigors of heavy-duty use. Its robust construction and excellent sealing properties make it an excellent choice for those looking to maintain the performance and longevity of their International C1100 YA vehicles.

In conclusion, the National SX-Y9H6 transmission shaft seal is a vital component for the proper functioning of your International C1100 YA's transmission system. Its high-quality materials, precise fit, and durable design make it an excellent investment for those seeking to keep their classic vehicles in top condition.

The National SX-Y9H6 transmission shaft seal is a crucial component for the International C1100 Ya models produced between 1963 and 1964. This part helps prevent transmission fluid leakage and maintains the overall functionality of the transmission system. Let's discuss the pros and cons of buying this seal to help you make an informed decision.

1. Essential component: A worn-out or damaged shaft seal can lead to significant transmission issues, such as fluid leakage and potential engine damage. Replacing the seal is essential for maintaining the longevity and performance of your vehicle.

2. Improved reliability: By installing a new seal, you can ensure that your transmission system functions optimally and reduces the chances of unexpected breakdowns.

3. Smoother operation: A faulty seal can cause transmission noise and vibration. Installing a new seal can help improve the overall driving experience by reducing these symptoms.

1. Cost: Replacing the transmission shaft seal can be an expensive repair, especially for older vehicles like the International C1100 Ya. The cost includes the price of the seal itself, as well as the labor costs for installation.

2. Complexity of the repair: Installing a transmission shaft seal can be a complex and time-consuming repair, especially for those without automotive experience. It may be necessary to remove the transmission to access the seal, adding to the overall cost and difficulty of the repair.

3. Availability: Finding a reliable and high-quality seal for older vehicles like the International C1100 Ya may be challenging, as production of these parts has likely ceased. It may be necessary to search through various suppliers or even rebuilders to find a suitable seal.

The National SX-Y9H6 transmission shaft seal is a vital component for the International C1100 Ya models produced between 1963 and 1964. While the repair can be expensive and complex, it is essential for maintaining the reliability and performance of the transmission system. If you notice signs of a leaking transmission, such as fluid on the ground or unusual noises coming from the transmission, it's recommended to replace the seal as soon as possible.

If you are experiencing transmission issues, it's recommended to consult with a professional mechanic or transmission specialist to assess the condition of your vehicle and determine if a new shaft seal is necessary. They can provide you with an accurate diagnosis and quote for the repair, helping you make an informed decision and avoid potential engine damage.

Details:

specifications differentialsdepo:

• for models: C1100
• for years: 1963–1964
• brand: National
• mpn: Sx-y9h6
• placement on vehicle: Transmission Gaskets Sealing Systems
• type: Manual Transmission Output Shaft Seal
• item length: 3.250
• manufacturer warranty: 1 Year
• ipn: C214 28-44
• compatible make: International
• compatible year: 1964 1963
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Output Shaft Seal

general differentialsdepo:

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

payments differentialsdepo:

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

offer differentialsdepo:

• options: ship-to-home
• started: april 13, 2026
• sold #: 7
• in stock #: 2
• availability: in stock
• prices: $18.35–$23.48
• item condition: New

returns differentialsdepo:

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

shipping differentialsdepo:

• class: standard, expedited
• service: standard, expedited
• type: fixed
• transit: 2-5 days

seller differentialsdepo:

• rating: 99.6%
• city: indianapolis, indiana
• # reviews: 644238