1. Car & Truck Parts Accessories Offered
  2. sku: 12594752333335721
  3. NATIONAL SX-S9J0

NATIONAL SX-S9J0 Rear Outer Differential Pinion Seal Aston Martin Yo

fits year: 1953–1957.

Sx-s9j0 National Rear Outer Differential Pinion Seal For 1953-1957 Aston Martin Yo

( Brand: National ), ( Manufacturer Part Number: SX-S9J0 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C478 30-62 ), ( Placement On Vehicle: Driveline Axles Gaskets Sealing Systems ), ( Compatible Make: Aston Martin ), ( Compatible Model: Db2-4 ), ( Compatible Year: 1957 1956 1955 1954 1953 ), ( Core Charge: Free No Core Charge ), ( Position: Rear Outer ), ( Type: Differential Pinion Seal ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Differential Pinion Seal )

Review NATIONAL Rear Outer Differential Pinion Seal For Aston Martin Yo fits 1953–1957

Introducing the National SX-S9J0 Rear Outer Differential Pinion Seal, specifically designed for Aston Martin models produced between 1953 and 1957. This high-quality seal is an essential component for maintaining the integrity of your vehicle's rear differential system.

The National SX-S9J0 Rear Outer Differential Pinion Seal is manufactured using advanced materials and precision engineering techniques. The seal is made from a durable rubber compound that provides excellent resistance to oil, water, and other contaminants. Its unique design ensures a perfect fit, providing a reliable seal against leaks and preventing differential fluid from escaping.

This seal features a robust design that can withstand the extreme forces generated by the differential. Its outer diameter measures 58.4mm, and its inner diameter is 39.2mm, making it a perfect fit for the pinion shaft in your Aston Martin's rear differential. The seal also comes with an O-ring, ensuring a tight seal and preventing any potential leaks.

Installing the National SX-S9J0 Rear Outer Differential Pinion Seal is a straightforward process. However, we recommend consulting your vehicle's service manual or seeking professional assistance to ensure that the installation is done correctly. Proper installation is crucial for the seal's longevity and the overall performance of your differential system.

The National SX-S9J0 Rear Outer Differential Pinion Seal is an essential upgrade for any classic Aston Martin owner. By replacing the worn-out or faulty seal, you can ensure that your vehicle's differential system operates at peak performance and that you avoid costly repairs or replacements in the future.

In summary, the National SX-S9J0 Rear Outer Differential Pinion Seal is a high-quality, precision-engineered component designed specifically for Aston Martin models produced between 1953 and 1957. Its durable rubber compound provides excellent resistance to oil, water, and other contaminants, ensuring a reliable seal against leaks. With its robust design, this seal can withstand the extreme forces generated by the differential, making it a crucial upgrade for any classic Aston Martin owner.

Pros and Cons of Buying a National SX-S9J0 Rear Outer Differential Pinion Seal for a 1953-1957 Aston Martin DB2/3

Introduction:

The National SX-S9J0 rear outer differential pinion seal is a critical component in maintaining the performance and longevity of the differential assembly in 1953-1957 Aston Martin DB2/3 vehicles. Like any automotive part, it comes with advantages and disadvantages. This analysis will explore both, helping you make an informed decision about whether this is the right seal for your classic car.

Pros:

1. OEM-Quality: National is a reputable brand known for manufacturing high-quality replacement parts, ensuring a precise fit and reliable performance.

2. Leak Prevention: A worn or damaged pinion seal can lead to differential fluid leaks, causing further damage and potential safety issues. Replacing the seal with a new one, such as the National SX-S9J0, helps prevent these leaks and protects the differential.

3. Easy Installation: The National SX-S9J0 pinion seal is designed to be a direct replacement for the original part, making installation straightforward for most DIY enthusiasts or professional mechanics.

4. Improved Drivability: A leaking pinion seal can negatively impact vehicle performance by causing power loss and uneven tire wear. Replacing the seal ensures improved drivability and optimal tire performance.

Cons:

1. Cost: While the National SX-S9J0 pinion seal is of high quality, it may come with a higher price tag compared to aftermarket alternatives.

2. Availability: Depending on your location, you may need to order the part online or through a specialty parts supplier, potentially causing a longer wait time for the repair.

3. Labor Costs: If you're not comfortable performing the installation yourself, you'll need to factor in the cost of hiring a professional mechanic.

Conclusion:

The National SX-S9J0 rear outer differential pinion seal is an excellent investment for anyone looking to maintain the performance and longevity of their 1953-1957 Aston Martin DB2/3. While it may come with a higher cost compared to aftermarket alternatives, the OEM-quality, leak prevention, easy installation, and improved drivability make it a worthwhile investment. By considering the pros and cons outlined above, you can make an informed decision about whether this is the right seal for your classic car.

Recommendation:

If you're looking for a reliable and high-performing pinion seal for your 1953-1957 Aston Martin DB2/3, the National SX-S9J0 is an excellent choice. Its OEM-quality design, leak prevention capabilities, and straightforward installation process make it a solid investment for anyone looking to keep their classic car in top shape. While the cost may be higher than some aftermarket alternatives, the benefits far outweigh the expense.

Details:

National Rear Outer Differential Pinion Seal for 1953-1957 Aston Martin yo: Status: In Stock.

part #: sxs9j0 prices

  • $23.33-$28.06

specifications parthick:

  • for years: 1953-1957
  • brand: National
  • mpn: Sx-s9j0
  • manufacturer warranty: 1 Year
  • ipn: C478 30-62
  • placement on vehicle: Driveline Axles Gaskets Sealing Systems
  • compatible make: Aston Martin
  • compatible model: Db2-4
  • compatible year: 1957 1956 1955 1954 1953
  • core charge: Free No Core Charge
  • position: Rear Outer
  • type: Differential Pinion Seal
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine National Differential Pinion Seal

payments parthick:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

returns parthick:

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

shipping parthick:

  • transit: 4-7 Days
  • class: Standard, Expedited
  • cost: $0.00
  • service: Standard, Expedited
  • type: Fixed

general parthick:

  • Parts Accessories > Car Truck Parts Accessories > Other Car Truck Parts Accessories
  • condition: New

seller parthick:

  • rating: 99.2%
  • city: Indianapolis, Indiana
  • # reviews: 598785

offer parthick:

  • started: November 29, 2025
  • options: Ship-to-home
  • quantity: 8
  • availability: In Stock
  • sold: 0
for years: 1953-1957, manufacturer warranty: 1 year, placement on vehicle: driveline axles gaskets sealing systems, compatible make: aston martin, compatible model: db2-4, compatible year: 1957 1956 1955 1954 1953, core charge: free no core charge, position: rear outer, type: differential pinion seal, fitment type: direct replacement, bundle description: 1 pc genuine national differential pinion seal,
category: auto parts > car truck parts accessories, sku: 12594752333335721,

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