---
title: كيف تطابق أرقام قطع الغيار التبادلية OEM والبدائل التجارية بدقة؟ | دليل عملي
description: دليل خطوة بخطوة لمطابقة أرقام قطع غيار السيارات التبادلية OEM بين الشركات المصنعة، بدائل تويوتا وهيونداي ونيسان، وتجنب أخطاء البيع.
image: https://qetaatek.fekralabs.com/images/hero_software_showcase.webp
---

# How to Match OEM Cross-Reference Numbers & Commercial Alternates

> This is the Markdown (`text/markdown`) version of `https://qetaatek.fekralabs.com/blog/how-to-match-oem-cross-reference/`.

## Understanding OEM Numbering Systems

Automotive OEMs assign unique part identification strings to every assembly and component. However, the exact same part (e.g. spark plugs, brake pads, wheel bearings, fuel pumps) is often manufactured by tier-1 suppliers like Denso, Bosch, Valeo, or TRW and shared across multiple car brands.

## The Cross-Reference Matching Process

1. **Identify Original Part Code**: Retrieve the primary OEM part number from the catalog or existing dismantled part.
2. **Execute Cross-Brand Query**: Identify sister platforms (e.g., Hyundai Elantra / Kia Cerato or Nissan Sunny / Renault Logan).
3. **Check Tier-1 Manufacturer Catalogs**: Look up the Bosch/Denso aftermarket alternative number.
4. **Automate with Qetaatek**: Qetaatek provides an instant +5,000,000 cross-reference search engine in under 0.05 seconds.

## Related Resources

- **OEM Catalog Feature**: https://qetaatek.fekralabs.com/features/oem-cross-reference/
- **Trial Download**: https://qetaatek.fekralabs.com/download/

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