SX-9MFZ NATIONAL Transmission Shaft Seal Fargo Panel D100

Review NATIONAL Transmission Output Shaft Seal For Fargo Panel for D100 RC 1966–1967

Introducing the National SX-9MFZ Transmission Shaft Seal, specifically designed for the 1966 and 1967 Fargo D100 panel trucks. This essential automotive part is engineered to provide reliable sealing for the transmission shaft, ensuring optimal performance and preventing costly leaks.

The SX-9MFZ seal is manufactured using high-quality, durable materials. Its unique design includes an inner lip that seals against the shaft and an outer lip that seals against the housing, providing a double seal for enhanced protection against transmission fluid loss. The seal is also designed with a groove that accommodates the O-ring, ensuring a proper seal is maintained even with wear.

The National SX-9MFZ Transmission Shaft Seal is easy to install. It comes with a special installation tool that allows for simple and accurate placement on the shaft. The seal is also available in a kit that includes the seal, the installation tool, and a new O-ring for added convenience.

This transmission shaft seal is a critical component for maintaining the integrity of your transmission system. By preventing transmission fluid from leaking out, you can avoid costly repairs and prolong the life of your vehicle. Additionally, a properly sealed transmission will perform better and more efficiently, ensuring a smoother driving experience.

In summary, the National SX-9MFZ Transmission Shaft Seal is an essential part for any 1966 or 1967 Fargo D100 panel truck owner. Its high-quality materials, durable design, and easy installation make it an excellent choice for maintaining the performance and longevity of your transmission system.

Buying a national SX-9MFZ transmission shaft seal for a 1966-1967 Ford F-100 panel truck involves considering several factors to help make an informed decision. Here are some pros and cons to help you make a choice.

1. OEM Quality: This seal is manufactured by National Sealing, which is known for producing Original Equipment Manufacturer (OEM) quality parts. By using an OEM part, you can ensure a proper fit and function, potentially avoiding the need for future replacements.

2. Leak Prevention: A faulty or worn-out transmission shaft seal can lead to power loss and transmission fluid leaks. Replacing the seal with a new one can help prevent these issues and save you money on potential repairs in the long run.

3. Easy Installation: The seal is relatively easy to install, which can save you time and money on labor costs. You can either do it yourself or hire a mechanic for a reasonable fee.

1. Cost: While an OEM part like the national SX-9MFZ transmission shaft seal may offer superior quality and reliability, it often comes at a higher price point compared to aftermarket alternatives.

2. Availability: Depending on your location and the availability of auto parts stores, you might have a harder time finding this specific seal. You may need to order it online and wait for it to be shipped, which can add to the overall time and cost.

The decision to buy a national SX-9MFZ transmission shaft seal for your 1966-1967 Ford F-100 panel truck ultimately depends on your priorities. If you value OEM quality, reliability, and the peace of mind that comes with a proper fit and function, then investing in this seal may be worth the cost for you. However, if you're on a tight budget or prefer to save money on parts, you might consider exploring aftermarket alternatives or looking for used OEM seals.

If you prioritize OEM quality and reliability, we recommend purchasing the national SX-9MFZ transmission shaft seal for your 1966-1967 Ford F-100 panel truck. However, if you're looking for a more budget-friendly option, you may want to explore aftermarket alternatives or used OEM seals from reputable sources. Always make sure to consult with a trusted mechanic or auto parts expert to ensure you're making the best decision for your specific situation.

Details:

National transmission output shaft seal for 1966-1967 fargo D100 panel Rc: status: in stock.

specifications differentialsdepo:

• for models: D100, Rc
• for years: 1966–1967
• brand: National
• mpn: Sx-9mfz
• placement on vehicle: Transmission Gaskets Sealing Systems
• type: Manual Transmission Output Shaft Seal
• item length: 3.250
• manufacturer warranty: 1 Year
• ipn: C484 30-21
• compatible make: Fargo
• compatible model: D100 Panel Delivery
• compatible year: 1967 1966
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Output Shaft Seal

offer differentialsdepo:

• in stock #: 2
• sold #: 13
• options: ship-to-home
• availability: in stock
• started: october 30, 2025
• prices: $29.33–$36.02
• item condition: New

seller differentialsdepo:

• rating: 99.1%
• city: indianapolis, indiana
• # reviews: 586723

returns differentialsdepo:

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

payments differentialsdepo:

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

shipping differentialsdepo:

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

general differentialsdepo:

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