Aftermarket Parts

How-To’s

Salvage Yard

Used Parts

3 min read

Decoding Automotive Part Numbers

When it comes to car parts, understanding the numbering system is essential for effectively identifying and selecting the right components. While part numbers can vary among manufacturers, here are some general principles to help you decode them:

Manufacturer Identification

The first few digits of a part number often indicate the manufacturer. Different brands have their unique prefixes or codes associated with their products. Researching and familiarizing yourself with commonly used manufacturer codes can help you quickly recognize parts from specific brands.

Part Category or System

Following the manufacturer identification, there may be additional digits or letters that represent the category or system to which the part belongs. For example, “EN” might signify an engine component, “BR” could indicate a brake part, or “EL” might represent an electrical component. These codes help narrow down the specific part you’re looking for.

Key Specifications

Part numbers often include digits or letters that convey important specifications. These specifications can vary depending on the part but may include dimensions, materials, capacity, compatibility with specific car models, or other relevant characteristics.

Substitutes and Alternatives

In some cases, part numbers may include references to substitutes or alternative options. These codes indicate that there are interchangeable parts that can be used in place of the original component. It’s essential to cross-reference these part numbers to ensure compatibility with your specific car model.

Packaging or Quantity

Part numbers may also include information about packaging or quantity. For example, a suffix like “-10” could mean the part is packaged in sets of ten, while “-SP” might indicate that the part is sold as a single unit.

It’s important to note that the specific format and meaning of part numbers can vary among manufacturers and even within different product lines of the same manufacturer. Therefore, referring to manufacturer documentation, online resources, or consulting with automotive professionals can help you decipher part numbers more accurately for your specific needs.

By understanding how the numbering system works, you can navigate through various part options more efficiently, ensuring that you select the right components for your vehicle’s maintenance and repair needs.