SX-YFM8 NATIONAL Transmission Shaft Seal International Manual

Review NATIONAL Transmission Output Shaft Seal For International 100 Manual Dx

Introducing the National SX-YFM8 Transmission Shaft Seal, specifically designed for the 1974 International Manual DX truck. This essential component is crucial for maintaining the optimal performance and longevity of your transmission system.

The SX-YFM8 Transmission Shaft Seal is a high-quality, OEM replacement part. It is meticulously engineered to fit perfectly into your 1974 International Manual DX transmission, ensuring a secure and leak-free seal between the transmission shaft and the housing.

This transmission shaft seal is manufactured using advanced materials that provide superior resistance to wear, tear, and the damaging effects of heat and pressure. The elastomeric material used in its construction is specifically formulated to withstand the harsh operating conditions of heavy-duty applications.

The SX-YFM8 Transmission Shaft Seal features a precision-molded design that ensures a snug fit, eliminating the need for excessive force during installation. Its durable design allows for long-lasting performance, reducing the need for frequent replacements.

Installing the SX-YFM8 Transmission Shaft Seal is a straightforward process. It comes complete with all necessary hardware, making it a convenient and hassle-free upgrade for your vehicle. The seal is also backed by National's industry-leading warranty, providing you with peace of mind and protection against manufacturing defects.

Upgrading your 1974 International Manual DX with the National SX-YFM8 Transmission Shaft Seal is an investment that pays off in the long run. This essential component not only helps maintain the performance and efficiency of your transmission system but also prevents costly repairs and downtime due to leaks. Don't wait until it's too late upgrade today with the National SX-YFM8 Transmission Shaft Seal!

Buying a national SX-YFM8 transmission shaft seal for a 1974 International Manual DX truck involves considering several pros and cons to determine if it's the best solution for your vehicle. Here are some potential advantages and disadvantages:

1. OEM (Original Equipment Manufacturer) Part: This seal is made by the same company that originally manufactured it for the truck, ensuring a proper fit and function.

2. Durability: OEM parts are typically designed to last longer than aftermarket parts due to their high-quality materials and manufacturing processes.

3. Peace of Mind: Installing an OEM part can provide peace of mind knowing that you're using a genuine part from the vehicle manufacturer.

4. Long-Term Savings: Although more expensive upfront, using an OEM part can save money in the long run by reducing the need for frequent repairs or replacements.

1. Cost: OEM parts, such as the national SX-YFM8 transmission shaft seal, tend to be more expensive than aftermarket parts due to their higher quality and brand recognition.

2. Availability: OEM parts may not be readily available at local auto parts stores or online marketplaces, requiring you to order directly from the manufacturer or a trusted dealer.

3. Lead Time: Depending on the availability of the part and the shipping method you choose, it may take some time to receive the OEM seal.

In conclusion, purchasing a national SX-YFM8 transmission shaft seal for your 1974 International Manual DX truck comes with both advantages and disadvantages. While it offers the benefits of being an OEM part, such as durability and peace of mind, it also comes with a higher cost and potential lead time. Ultimately, the decision to buy this part depends on your priorities, budget, and willingness to wait for a high-quality replacement.

If you value the benefits of an OEM part and have the financial means, I would recommend purchasing the national SX-YFM8 transmission shaft seal for your 1974 International Manual DX truck. However, if you're looking for a more cost-effective solution or need the part right away, consider exploring aftermarket alternatives or contacting local dealers to see if they have the part in stock.

Details:

specifications differentialsdepo:

• for years: 1974
• brand: National
• mpn: Sx-yfm8
• placement on vehicle: Transmission Gaskets Sealing Systems
• type: Manual Transmission Output Shaft Seal
• item length: 3.250
• manufacturer warranty: 1 Year
• ipn: C819 55-34
• compatible make: International
• compatible model: 100
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Output Shaft Seal

seller differentialsdepo:

• # reviews: 631091
• rating: 99.5%
• city: indianapolis, indiana

general differentialsdepo:

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

payments differentialsdepo:

• credit card: visa
• wallet: paypal
• other

returns differentialsdepo:

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

shipping differentialsdepo:

• class: standard, expedited
• transit: 2-6 days
• type: fixed
• service: standard, expedited

offer differentialsdepo:

• in stock #: 2
• availability: in stock
• options: ship-to-home
• prices: $17.89–$22.87
• item condition: New
• sold #: 8
• started: march 10, 2026