1. Car & Truck Parts Accessories Offered
  2. sku: 11583094741734721
  3. NATIONAL 1959

NATIONAL C724 Rear Inner Differential Pinion Bearing Aston 72-42 Martin Rj

fits year: 1958–1959.

C724 National 72-42 Rear Inner Differential Pinion Bearing For 1958-1959 Aston Martin Rj

( Brand: National ), ( Manufacturer Part Number: 1959 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C724 72-42 ), ( Placement On Vehicle: Driveline Axles Bearings ), ( Compatible Make: Aston Martin ), ( Compatible Model: Dbd ), ( Compatible Year: 1959 1958 ), ( Core Charge: Free No Core Charge ), ( Position: Rear Inner ), ( Type: Differential Pinion Bearing ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Differential Pinion Bearing )

Review NATIONAL 72-42 Rear Inner Differential Pinion Bearing For Aston Martin Rj fits 1958–1959

Introducing the National C724 72-42 Rear Inner Differential Pinion Bearing, a vital component for the maintenance and optimal performance of your 1958-1959 Aston Martin DB MkIII or RJ models. This premium-quality bearing is engineered to provide superior strength, durability, and reliability, ensuring your vehicle's rear differential runs smoothly and efficiently.

Crafted from high-grade steel and advanced materials, this National C724 72-42 Rear Inner Differential Pinion Bearing is precision-machined to exacting standards. Its robust design boasts a large contact area between the pinion and the bearing, reducing the risk of wear and tear, while the tight tolerances ensure a secure and snug fit within the differential housing.

The bearing's inner race features a specially formulated, heat-resistant coating that helps dissipate heat generated during operation, preventing potential damage from prolonged exposure to high temperatures. Additionally, the outer race is designed to minimize friction and wear, providing improved rotational smoothness and reducing noise levels.

This National C724 72-42 Rear Inner Differential Pinion Bearing is an essential upgrade for any Aston Martin enthusiast seeking to restore or maintain their vintage vehicle. It is compatible with both left-hand and right-hand drive models and is available as a direct replacement for the original equipment manufacturer (OEM) part.

Installation is a straightforward process and requires no special tools or modifications. Simply remove the old bearing and install the new one, ensuring proper alignment and lubrication. Your Aston Martin will once again deliver the legendary performance, power, and refinement that has made it an icon among classic cars.

Invest in the National C724 72-42 Rear Inner Differential Pinion Bearing and enjoy the peace of mind that comes with knowing you have installed a top-tier, authentic, and reliable component in your prized Aston Martin. Choose the difference that makes a difference choose National.

Pros and Cons of Buying a National C724 72-42 Rear Inner Differential Pinion Bearing for 1958-1959 Aston Martin DB4/RD

1. **Authenticity and Availability:**

- Pro: This National C724 72-42 bearing is a direct OEM replacement for the rear inner differential pinion bearing of 1958-1959 Aston Martin DB4 and RD models.

- Pro: The availability of this part from reputable aftermarket suppliers ensures that it can be easily purchased and delivered to the customer.

2. **Quality and Durability:**

- Con: Some users have reported that these bearings may not last as long as original OEM bearings, potentially requiring replacement sooner than expected.

- Con: The precision machining of these bearings may vary, potentially leading to fitment issues or noise during operation.

3. **Price:**

- Pro: The National C724 72-42 bearing is typically more affordable than purchasing a used original OEM bearing or having the differential rebuilt.

- Con: While more affordable than some alternatives, the price may still be a significant investment for some enthusiasts or collectors.

4. **Installation and Fitment:**

- Pro: The National C724 72-42 bearing is designed to be a direct fit for the 1958-1959 Aston Martin DB4 and RD models, making installation relatively straightforward.

- Con: The installation process can be complex and time-consuming due to the location and accessibility of the rear differential pinion bearing.

5. **Performance:**

- Pro: A properly installed and functioning rear inner differential pinion bearing can significantly improve the performance and reliability of the vehicle.

- Con: If not installed correctly or if the bearing is of poor quality, it could lead to noise, vibration, or even catastrophic failure.

6. **Customer Support:**

- Pro: Many aftermarket suppliers offer excellent customer support, including technical assistance and replacement warranties.

- Con: In some instances, customer support may be limited or unresponsive, leaving the customer without recourse in case of issues.

In conclusion, the National C724 72-42 rear inner differential pinion bearing is a viable option for those in need of a replacement for their 1958-1959 Aston Martin DB4 or RD. Its availability, authenticity, and affordability make it an attractive choice for many enthusiasts. However, potential drawbacks include the possibility of shorter lifespan and fitment issues, as well as the complexity of the installation process. Ultimately, it is essential to carefully consider these factors and possibly consult with a professional mechanic before making a purchase.

Recommendation: If a National C724 72-42 rear inner differential pinion bearing is the best option based on the vehicle's condition and the individual's budget, it is recommended to purchase from a reputable supplier with a strong customer support network. Carefully inspect the bearing upon delivery and follow the installation instructions provided by the supplier to ensure a successful installation.

Details:

National Rear Inner Differential Pinion Bearing for 1958-1959 Aston Martin rj: Status: In Stock.

specifications parthick:

  • for years: 1958-1959
  • brand: National
  • mpn: 1959
  • manufacturer warranty: 1 Year
  • ipn: C724 72-42
  • placement on vehicle: Driveline Axles Bearings
  • compatible make: Aston Martin
  • compatible model: Dbd
  • compatible year: 1959 1958
  • core charge: Free No Core Charge
  • position: Rear Inner
  • type: Differential Pinion Bearing
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine National Differential Pinion Bearing

seller parthick:

  • # reviews: 581363
  • rating: 99.0%
  • city: Indianapolis, Indiana

offer parthick:

  • quantity: 3
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: October 17, 2025

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shipping parthick:

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  • transit: 3-5 Days
  • type: Fixed
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general parthick:

  • condition: New
  • Parts Accessories > Car Truck Parts Accessories > Other Car Truck Parts Accessories
for years: 1958-1959, manufacturer warranty: 1 year, placement on vehicle: driveline axles bearings, compatible make: aston martin, compatible model: dbd, compatible year: 1959 1958, core charge: free no core charge, position: rear inner, type: differential pinion bearing, fitment type: direct replacement, bundle description: 1 pc genuine national differential pinion bearing,
category: auto parts > car truck parts accessories, sku: 11583094741734721,

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