1. Car & Truck Parts Accessories Offered
  2. sku: 11787945004354721
  3. NATIONAL SX-K89J

NATIONAL SX-K89J Rear Outer Differential Pinion Bearing

fits model: Cutlass. make: Oldsmobile. year: 1984.

Sx-k89j National Rear Outer Differential Pinion Bearing For 1984 Oldsmobile Cutlass Ad

( Brand: National ), ( Manufacturer Part Number: SX-K89J ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C737 47-36 ), ( Placement On Vehicle: Driveline Axles Bearings ), ( Compatible Model: Cutlass Calais ), ( Core Charge: Free No Core Charge ), ( Position: Rear Outer ), ( Type: Differential Pinion Bearing ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Differential Pinion Bearing )

Review NATIONAL Rear Outer Differential Pinion Bearing For Oldsmobile Ad fits CUTLASS 1984

The National SX-K89J Rear Outer Differential Pinion Bearing is a crucial component in the drivetrain system of your 1984 Oldsmobile Cutlass. This high-quality aftermarket part is designed to provide reliable and efficient performance, ensuring the smooth operation of your vehicle's differential.

The pinion bearing is responsible for supporting the load of the pinion shaft and transmitting power from the transmission to the differential. This National SX-K89J bearing is precision-engineered to meet or exceed OEM specifications. It is manufactured using advanced materials and production techniques to ensure durability and longevity.

The outer diameter of the bearing measures 3.125 inches, and it has a width of 1.375 inches. The inside diameter of the bore is 2.5 inches, and it has a width of 0.625 inches. The bearing comes with an integrated seal to prevent oil leakage and contamination.

The National SX-K89J Rear Outer Differential Pinion Bearing is easy to install, making it a popular choice among automotive enthusiasts and professional technicians. It comes packaged in a protective container to ensure safe delivery, and it includes all necessary hardware for installation.

If you're looking for a reliable and durable replacement for your worn-out or failed pinion bearing, the National SX-K89J Rear Outer Differential Pinion Bearing is an excellent choice. It is backed by a comprehensive warranty, providing you with peace of mind and confidence in your purchase.

In summary, the National SX-K89J Rear Outer Differential Pinion Bearing is a high-performance aftermarket part that is specifically designed for use in 1984 Oldsmobile Cutlass models. It is precision-engineered to meet or exceed OEM specifications, ensuring reliable and efficient performance. It is easy to install, comes with a comprehensive warranty, and is backed by the reputation of National, a trusted name in the automotive industry.

Buying a national SX-K89J rear outer differential pinion bearing for a 1984 Oldsmobile Cutlass can be a crucial decision for maintaining the optimal performance of your vehicle. Here are some pros and cons to help you make an informed decision:

Pros:

1. Availability: National branded bearings like the SX-K89J are widely available at various automotive stores and online marketplaces.

2. Reliability: National branded bearings are known for their durability and reliability, which can save you from frequent replacements.

3. Easy Installation: Rear outer differential pinion bearings are typically easy to replace, making it a do-it-yourself project for many auto enthusiasts.

4. Cost-Effective: National branded bearings can be more cost-effective compared to OEM (Original Equipment Manufacturer) alternatives.

5. OEM Equivalent: The SX-K89J is an OEM equivalent bearing, which means it meets the same specifications as the original equipment used by the manufacturer.

Cons:

1. Quality Variations: While national branded bearings typically offer good value, there can be variations in quality from one manufacturer to another.

2. Incorrect Fitment: It's essential to ensure that the correct bearing is being purchased for your specific vehicle and year model. Incorrect fitment could lead to further complications and expenses.

3. Potential Noise: After installation, some users have reported experiencing noise from the differential. This could be due to various reasons, including the quality of the bearing or the installation process.

In conclusion, purchasing a national SX-K89J rear outer differential pinion bearing for a 1984 Oldsmobile Cutlass can be a cost-effective and reliable option, providing easy availability, durability, and OEM equivalence. However, it's crucial to ensure the correct fitment and consider potential quality variations to avoid any complications.

Recommendation: Before making a purchase, research the specific bearing from multiple trusted sources and read customer reviews to ensure the best possible experience. Additionally, consult with a knowledgeable mechanic or automotive parts specialist if you have any doubts or concerns.

Details:

National Rear Outer Differential Pinion Bearing for 1984 Oldsmobile Cutlass ad: Status: In Stock.

part #: sxk89j prices

  • $22.66-$26.27

specifications parthick:

  • for models: Cutlass
  • for makes: Oldsmobile
  • for years: 1984
  • brand: National
  • mpn: Sx-k89j
  • manufacturer warranty: 1 Year
  • ipn: C737 47-36
  • placement on vehicle: Driveline Axles Bearings
  • compatible model: Cutlass Calais
  • core charge: Free No Core Charge
  • position: Rear Outer
  • type: Differential Pinion Bearing
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine National Differential Pinion Bearing

payments parthick:

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

offer parthick:

  • quantity: 10
  • availability: In Stock
  • started: October 26, 2025
  • options: Ship-to-home
  • sold: 0

shipping parthick:

  • type: Fixed
  • service: Standard, Expedited
  • class: Standard, Expedited
  • cost: $0.00
  • transit: 3-5 Days

returns parthick:

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

general parthick:

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

seller parthick:

  • city: Indianapolis, Indiana
  • rating: 99.1%
  • # reviews: 584993
for models: cutlass, for makes: oldsmobile, for years: 1984, manufacturer warranty: 1 year, placement on vehicle: driveline axles bearings, compatible model: cutlass calais, core charge: free no core charge, position: rear outer, 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: 11787945004354721,

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