Arizona Collision Center is a body shop, located in Tempe,AZ, that provides collision repair, automotive paint jobs, dent repair, automotive claims assistance, windshield repair, automotive detailing and more.
What Is the Difference Between OEM and Aftermarket Parts in Collision Repair?
When repairing a vehicle after an accident, one of the biggest decisions involves choosing between OEM (Original Equipment Manufacturer) parts and aftermarket parts. Both options have their advantages and drawbacks, and understanding the differences can help you make an informed choice that balances quality, cost, and availability.
What Are OEM Parts?
OEM parts are produced by the same manufacturer that built your vehicle. They are identical to the original parts that came with your car and meet the manufacturer’s specifications.
Advantages of OEM Parts:
Guaranteed Fit and Compatibility: Since OEM parts match the original design, they fit seamlessly without modification.
High-Quality Materials: These parts are made to the same standards as factory-installed components, ensuring durability.
Warranty Coverage: Most OEM parts come with a warranty from the manufacturer, providing peace of mind.
Disadvantages of OEM Parts:
Higher Cost: OEM parts tend to be more expensive than aftermarket alternatives.
Limited Availability: These parts are only available through dealerships or authorized suppliers, which can lead to delays if they are out of stock.
What Are Aftermarket Parts?
Aftermarket parts are produced by third-party manufacturers rather than the original car manufacturer. These parts are designed to function like OEM components but may have slight differences in materials, fit, or performance.
Advantages of Aftermarket Parts:
Lower Cost: Aftermarket parts are usually more affordable than OEM parts, making them a budget-friendly option.
Wider Selection: Many manufacturers produce aftermarket parts, offering a variety of choices in quality and price.
Availability: Aftermarket parts are often easier to find and readily available from auto shops and online retailers.
Disadvantages of Aftermarket Parts:
Variability in Quality: While some aftermarket parts meet or exceed OEM standards, others may be of lower quality. Researching reputable brands is essential.
Fit Issues: Some aftermarket parts may require modifications to install properly, potentially increasing labor costs.
Limited or No Warranty: Not all aftermarket parts come with a warranty, which could lead to additional expenses if they fail prematurely.
Key Differences Between OEM and Aftermarket Parts
Feature OEM Parts Aftermarket Parts
Manufacturer Vehicle’s original manufacturer Third-party companies
Cost Higher Lower
Fit and Compatibility Exact match May vary slightly
Quality Consistently high Varies by brand
Availability Limited to dealerships and authorized suppliers Widely available
Warranty Typically included Not always available
Which Option Is Best for Collision Repair?
If you prioritize quality and warranty coverage, OEM parts are the safer choice, especially for major repairs.
If cost and availability are your main concerns, high-quality aftermarket parts can be a viable alternative.
For insurance-covered repairs, check your policy to see if it covers OEM parts or if aftermarket parts will be used instead.
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