SX-7QT9 NATIONAL Transmission Shaft Seal International Op

Review NATIONAL Transmission Input Shaft Seal For International Op for B110 1959–1960

Introducing the National SX-7Qt9 transmission shaft seal, specifically designed for the International Harvester B110 models from 1959 to 1960. This seal is an essential component of your vehicle's powertrain system, responsible for preventing transmission fluid from leaking out and maintaining internal pressure.

The National SX-7Qt9 transmission shaft seal is made from high-quality materials that provide superior sealing performance. It's manufactured using a specialized rubber compound that offers excellent resistance to wear, tear, and the effects of harsh operating conditions. The seal's design ensures a tight seal around the transmission shaft, preventing fluid loss and protecting against contamination.

This seal features a unique quadring design that allows it to conform to various shaft diameters, ensuring a perfect fit for your International B110. The quadring design also enhances the seal's flexibility, enabling it to withstand the torque and vibrations generated by the transmission.

The National SX-7Qt9 transmission shaft seal is easy to install, saving you time and effort. It comes with detailed installation instructions to guide you through the process. The seal is supplied as a complete kit, including all necessary hardware, ensuring a seamless installation experience.

Investing in a high-quality transmission shaft seal like the National SX-7Qt9 is a wise decision for any International B110 owner. By preventing fluid loss and protecting against contamination, this seal helps ensure the longevity and performance of your vehicle's powertrain system.

In summary, the National SX-7Qt9 transmission shaft seal is a must-have upgrade for any 1959-1960 International B110. Its superior sealing performance, durability, and ease of installation make it an excellent choice for maintaining the health and performance of your classic vehicle's powertrain system.

Buying a national SX-7Qt9 transmission shaft seal for a 1959-1960 International B110 truck can be a crucial decision for maintaining the proper functioning of your vehicle's transmission system. Here are some potential pros and cons to consider before making a purchase.

1. OEM Compatibility: The National SX-7Qt9 transmission shaft seal is an original equipment manufacturer (OEM) part, which means it is specifically designed to fit and function optimally in your International B110 truck's transmission system.

2. Reliability: OEM parts are known for their durability and reliability, which can provide peace of mind and help minimize the need for future repairs.

3. Proper Fitment: Since the seal is designed specifically for your vehicle, it ensures a proper fitment and eliminates the risk of seal leaks or other potential issues caused by using aftermarket or incorrect seals.

1. Cost: OEM parts, including transmission shaft seals, tend to be more expensive than aftermarket alternatives due to their higher quality and specific design.

2. Availability: Depending on your location or supplier, it might take longer to source and receive an OEM part like the National SX-7Qt9 transmission shaft seal compared to an aftermarket alternative.

3. Limited Alternatives: There might be fewer options or variations to choose from when purchasing an OEM part compared to aftermarket alternatives, which could limit your ability to find a more cost-effective solution.

The decision to buy a National SX-7Qt9 transmission shaft seal for your 1959-1960 International B110 truck ultimately depends on your priorities and budget. If reliability and proper fitment are your top concerns, investing in an OEM part like the National SX-7Qt9 seal may be the best choice for you. However, if cost is a significant factor, you might want to consider aftermarket alternatives. Be sure to thoroughly research and compare the pros and cons of each option before making your purchase.

If you prioritize reliability and proper fitment, we would recommend purchasing the National SX-7Qt9 transmission shaft seal as an OEM part for your 1959-1960 International B110 truck. However, if you are looking for a more cost-effective solution, we would suggest exploring aftermarket alternatives and carefully considering their potential advantages and disadvantages. Ultimately, make an informed decision based on your specific needs and budget.

Details:

specifications differentialsdepo:

• for models: B110
• for years: 1959–1960
• brand: National
• mpn: Sx-7qt9
• placement on vehicle: Transmission Gaskets Sealing Systems
• type: Manual Transmission Input Shaft Seal
• item length: 3.250
• manufacturer warranty: 1 Year
• ipn: C408 42-16
• compatible make: International
• compatible year: 1960 1959
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Input Shaft Seal

offer differentialsdepo:

• sold #: 15
• in stock #: 1
• options: ship-to-home
• started: august 15, 2025
• availability: in stock
• price: $17.98
• item condition: New

seller differentialsdepo:

• city: indianapolis, indiana
• # reviews: 562921
• rating: 98.7%

payments differentialsdepo:

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

shipping differentialsdepo:

• service: standard, expedited
• type: fixed
• transit: 3-5 days
• class: standard, expedited

general differentialsdepo:

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

returns differentialsdepo:

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