NATIONAL 450308 Manual Transmission Shaft Seal 724956131242

( Brand: National ), ( Manufacturer Part Number: 450308 ), ( Part Type: Seal Manual Transmission Shaft ), ( Product Type: Transmission ), ( UPC: 724956131242 ), ( Fitment Type: Direct Replacement ), ( Partslink Number: 233186, 18355, 25330, A805f108, 939335, X407346, 593596, 1688428 ), ( Compatible Make S : Ford, Jeep, Dodge ), ( Compatible Model S : F-100, F-250, F-350, Wagoneer, Gladiator, J-2700, J-2800, J-3700 ), ( Fitnote: Transmissionnumspeeds, With 10 Tooth Spline ), ( Product Subtype: Transmission Shafts Gears ), ( Product Details: Manual Transmission Output Shaft Seal ), ( Engine Version: 318 Chrysler Small Block V8, 225 Chrysler Slant-6 ), ( Department: Replacement )

Review NATIONAL For Ford Manual Transmission Output Shaft Seal fits F-100 1953–1972

National 450308 Manual Transmission Shaft Seal for Ford F-100 (1953-1972)

The National 450308 manual transmission shaft seal is an essential component designed specifically for Ford F-100 pickup trucks manufactured between 1953 and 1972. This high-quality seal is engineered to provide an effective solution to the common issue of transmission fluid leakage, ensuring a reliable and efficient driving experience.

This seal is meticulously crafted using premium materials, ensuring durability and longevity. Its primary function is to prevent transmission fluid from escaping along the shaft, preventing leaks and maintaining the critical fluid levels required for optimal vehicle performance.

Installation of the National 450308 seal is a straightforward process, making it an excellent choice for DIY enthusiasts or professional mechanics alike. Each seal comes complete with detailed instructions and all necessary hardware, ensuring a hassle-free installation experience.

By choosing the National 450308 manual transmission shaft seal, you're investing in a reliable, long-lasting solution to a common issue faced by Ford F-100 owners. This seal is backed by National's commitment to quality and customer satisfaction, giving you peace of mind and the confidence to enjoy your vehicle without the worry of costly repairs or breakdowns.

In summary, the National 450308 manual transmission shaft seal for Ford F-100 (1953-1972) is a must-have for any vehicle owner seeking to maintain their classic pickup's performance and reliability. Its premium construction, ease of installation, and unwavering commitment to quality make it an indispensable addition to your vehicle maintenance arsenal.

Pros and Cons of Buying a National 450308 Shaft Seal for Ford F-100 (1953-1972) Manual Transmission

The National 450308 shaft seal is a crucial component for the manual transmission of Ford F-100 models from 1953 to 1972. Replacing a worn-out or damaged seal can help prevent transmission leakages and improve vehicle performance. In this analysis, we will discuss the advantages and disadvantages of purchasing this specific shaft seal.

1. OEM quality: The National 450308 shaft seal is an original equipment manufacturer (OEM) part. This means it is designed, manufactured, and tested to meet the same specifications as the seal originally installed in your Ford F-100.

2. Proper fit: By using an OEM part, you can ensure a perfect fit for your transmission. This eliminates the potential for compatibility issues or the need for modifications to make the seal function correctly.

3. Durability: OEM parts are built to last. They undergo rigorous testing during the manufacturing process to ensure they can withstand the demands of your vehicle.

4. Reduced risk of transmission damage: A leaking shaft seal can cause significant damage to the transmission if left unattended. By replacing the seal promptly with an OEM part, you can minimize the risk of costly repairs.

1. Cost: OEM parts tend to be more expensive than aftermarket alternatives. However, considering the importance of a properly functioning transmission and the potential savings from avoiding costly repairs, the investment may still be worthwhile.

2. Availability: Depending on your location and the specific Ford F-100 model and transmission configuration, it may take some time to source an OEM shaft seal. You may need to order it online or from a specialized parts supplier.

3. Installation: Installing an OEM shaft seal may require professional assistance. While it is not an overly complex process, it does involve some degree of mechanical expertise and specialized tools.

Purchasing a National 450308 shaft seal for your Ford F-100 (1953-1972) manual transmission comes with both advantages and disadvantages. The OEM quality, proper fit, and durability make it a reliable choice for maintaining your vehicle's performance and longevity. However, the cost and potential installation challenges may deter some buyers. Ultimately, the decision to invest in an OEM shaft seal depends on your priorities, budget, and comfort level with vehicle maintenance. If you value peace of mind and the assurance of a perfect fit, an OEM part may be the best choice for you.

Details:

It is built to the original equipment specifications ensure factory-like fit, quality, and reliability. National selects only sturdy materials to ensure every product delivers long-lasting durability. Features: designed for dependable operation and lasting performance. Inside Diameter: 2.125.

Choose if you are looking for an effective wheel end solution at a perfect price-quality ratio. Meets OE configurations. Redcoat: Yes. Design: Spring Loaded, Multi-Lip.

Sealing Material: Nitrite. If you are looking for the part that fits and performs exactly like stock one lasts even longer, this company will have covered with quality components meet or surpass OE requirements. Made of premium materials for unmatched durability. Outside Diameter: 3.066.

Manual Transmission Output Shaft Seal 450308 by National. This product is made of high-quality materials to serve you for years come

part #: 450308 prices

• $7.37-$19.95

specifications manutransmission:

• for models: F-100
• for makes: Ford
• for years: 1953-1972
• brand: National
• mpn: 450308
• part type: Seal Manual Transmission Shaft
• product type: Transmission
• upc: 724956131242
• fitment type: Direct Replacement
• partslink number: 233186, 18355, 25330, A805f108, 939335, X407346, 593596, 1688428
• compatible make s : Ford, Jeep, Dodge
• compatible model s : F-100, F-250, F-350, Wagoneer, Gladiator, J-2700, J-2800, J-3700
• fitnote: Transmissionnumspeeds, With 10 Tooth Spline
• product subtype: Transmission Shafts Gears
• product details: Manual Transmission Output Shaft Seal
• engine version: 318 Chrysler Small Block V8, 225 Chrysler Slant-6
• department: Replacement

seller manutransmission:

• # reviews: 8543
• rating: 99.6%
• city: Saint Paul, Minnesota

offer manutransmission:

• started: March 2, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 5

payments manutransmission:

• other
• credit card: Mastercard
• wallet: Google-pay

general manutransmission:

• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts
• condition: New

returns manutransmission:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

shipping manutransmission:

• type: Calculated
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• transit: 4-10 Days
• cost: $18.29
• carrier: FedEx

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