1. Engine Bearings Parts
  2. sku: 10361748092987502
  3. AC DELCO 21QWYV73

AC DELCO 21QWYV73 Bearing Set

fits model: Alero. make: Oldsmobile. year: 2002–2004.

21qwyv73 Ac Delco Main Bearing Set For Oldsmobile Alero 2002 2003 2004

( Brand: Ac Delco ), ( Type: Main Bearing Set ), ( Manufacturer Part Number: 21QWYV73 ), ( Fits 1: 2002-2004 Oldsmobile Alero ), ( Fit Note: Engine Crankshaft Main Bearing Set New; Full Set; Except Br. ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review AC DELCO Main Bearing Set Oldsmobile fits ALERO 2002–2004

The AC Delco 21QWYV73 Bearing Set is an essential replacement part designed specifically for Oldsmobile Aero models manufactured between 2002 and 2004. This set includes all the necessary front crankshaft main and intermediate bearings required for the upkeep and continued reliable operation of your vehicle's engine.

The main bearings, which are vital components in supporting the crankshaft and transmitting power from the engine to the transmission, are precision-engineered to ensure a proper fit and optimal performance. These bearings feature a rolled steel race design that enhances durability and provides improved load-carrying capacity. The roller bearings also facilitate a smoother operating condition, which can help reduce engine noise and vibration.

The intermediate bearings, which support the connecting rods, are equally important in maintaining the engine's overall performance. These bearings are designed with a split-roll design, ensuring a precise fit and the ability to accommodate any slight engine movement. The high-quality bearing material used in these components ensures a long lifespan and consistent performance.

When it comes to installation, the AC Delco 21QWYV73 Bearing Set is designed to make the process as straightforward as possible. Each bearing comes pre-lubricated with a high-performance synthetic oil, reducing the need for additional labor and saving you time and effort during installation. Additionally, the set includes new seals, ensuring a proper seal between the crankshaft and the engine block, which is crucial for preventing oil leaks and maintaining engine performance.

By choosing the AC Delco 21QWYV73 Bearing Set for your Oldsmobile Aero, you are investing in a high-quality, reliable solution to keep your vehicle's engine running smoothly and efficiently. With its precise fit, durability, and advanced engineering, this bearing set is the ideal choice for Oldsmobile Aero owners seeking top-tier replacement parts for their vehicles.

AC Delco 21QWYV73 Bearing Set for Oldsmobile Aero (2002-2004): A Comprehensive Analysis

Introduction:

The AC Delco 21QWYV73 is a replacement bearing set specifically designed for Oldsmobile Aero vehicles from the years 2002 to 2004. This bearing set is an essential part of the car's air conditioning system and helps ensure efficient cooling and longevity. In this analysis, we will explore the pros and cons of purchasing this bearing set.

Pros:

1. OEM Quality: AC Delco is a reputable brand in the automotive industry, and their products, including this bearing set, are designed to meet or exceed Original Equipment Manufacturer (OEM) specifications.

2. Compatibility: This bearing set is designed to fit Oldsmobile Aero vehicles from 2002 to 2004, ensuring a perfect fit and reducing the likelihood of installation issues.

3. Reduces Noise: A worn-out bearing can cause unwanted noise from the air conditioning system. Replacing it with a new one, such as the AC Delco 21QWYV73, can help eliminate these noises and provide a more comfortable driving experience.

4. Improves Cooling Efficiency: A faulty bearing can negatively impact the cooling efficiency of the air conditioning system. Replacing it with a new one can help improve cooling performance and maintain the desired temperature inside the vehicle.

Cons:

1. Cost: The AC Delco 21QWYV73 bearing set may be more expensive compared to aftermarket alternatives. However, the OEM quality and compatibility may justify the additional cost for some consumers.

2. Availability: Depending on the location and availability, it may take some time to source and receive this bearing set.

3. Installation: Installing the bearing set may require some mechanical skills, and it could be a time-consuming process for those without experience.

Conclusion:

The AC Delco 21QWYV73 bearing set for Oldsmobile Aero (2002-2004) offers several advantages, such as OEM quality, compatibility, noise reduction, and improved cooling efficiency. However, it may come with a higher cost and potential installation challenges.

Recommendation:

If you are an Oldsmobile Aero owner from 2002 to 2004 and are experiencing issues with your air conditioning system, it is recommended to consider replacing the faulty bearing with a high-quality OEM replacement like the AC Delco 21QWYV73. Although it may carry a higher cost, the benefits of OEM quality and compatibility can provide peace of mind and a more efficient cooling system in the long run. If you are unsure about the installation process, it may be wise to consult a professional mechanic to ensure proper installation and save time and potential frustration.

Details:

Product Specifications Meets or Exceeds OEM Specifications:Yes. GM regularly updates production and service part designs to integrate new materials technologies. Some GM Genuine Parts may have formerly appeared as AcDelco Original Equipment OE. Main Bearing Set AC Delco 21QWYV73 for Oldsmobile Alero 2002 2003 2004: Brand: condition: New, Notes Engine Crankshaft New; FULL SET; Except BRAZIL CV2 Features: GM Engineers design and validate OE parts specifically your Chevrolet, Buick, GMC, or Cadillac vehicle.

12 Month Warranty.

part #: 21qwyv73 price

  • $67.53

specifications engibearing:

  • for models: Alero
  • for makes: Oldsmobile
  • for years: 2002-2004
  • brand: Ac Delco
  • type: Main Bearing Set
  • manufacturer part number: 21QWYV73
  • fits 1: 2002-2004 Oldsmobile Alero
  • fit note: Engine Crankshaft Main Bearing Set New; Full Set; Except Br.
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

returns engibearing:

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

offer engibearing:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • availability: In Stock
  • started: October 16, 2025

seller engibearing:

  • # reviews: 52900
  • city: Aurora, Colorado
  • rating: 91.3%

shipping engibearing:

  • type: Fixed
  • class: Standard
  • transit: 2-5 Days
  • cost: $0.00
  • service: Standard

general engibearing:

  • Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
  • condition: New

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for models: alero, for makes: oldsmobile, for years: 2002-2004, type: main bearing set, fits 1: 2002-2004 oldsmobile alero, fit note: engine crankshaft main bearing set new; full set; except br., manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > engines engine parts > engine bearings, sku: 10361748092987502,

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1 offer $67.53 USD
  • New. Offer #1 priced at $67.53 + $0.00 delivery = $67.53* total. 12 Month Warranty. Notes Engine Crankshaft Main Bearing Set -- New; FULL SET; Except BRAZIL (CV2).FREE SHIPPING

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