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Why is it so hard to find OEM parts?

Finding OEM parts can be hard because manufacturers tightly control supply, parts are model-specific, and global supply chains remain disrupted.


The reality goes far beyond simple stockouts: exact part numbers tied to VINs, ongoing decisions about which parts to produce or discontinue, warranty and safety considerations, and the increased role of electronics and software all complicate procurement. This article explores the main forces behind the challenge, who is affected, and practical steps to improve access to genuine parts.


What makes OEM parts scarce


Several intertwined factors drive shortages: everything from how manufacturers manage distribution to how long a vehicle remains in service, and the complexity of modern electronic systems. Here are the main drivers.



  • Constrained manufacturing capacity and long lead times for critical components, including semiconductors, metals, and specialized tooling.

  • Model-level specificity and end-of-life decisions that prune catalogs for older vehicles or equipment.

  • Geographic distribution and dealer-network controls that funnel supply to authorized channels, sometimes limiting cross-border or gray-market availability.

  • Warranty, certification, and safety requirements that narrow acceptable suppliers and part variants.

  • Pricing pressure, minimum order quantities, and distributor terms that discourage small, one-off purchases.

  • Counterfeit and gray-market risks that complicate procurement and require strict authenticity verification.

  • Logistical disruption from global events, shipping bottlenecks, and port delays that extend lead times.

  • Software licensing, firmware, and integration constraints that require OEM-controlled updates or dealer access.


This combination creates a challenging environment for consumers, independent repair shops, and fleet managers alike, with no single silver-bullet solution.


Impact on older vehicles and specialized equipment


As vehicles and industrial machines age, OEMs often reduce production of parts for older models, prioritizing newer lines and service contracts. This creates long-tail shortages when owners try to source components years after a model’s introduction.


Role of aftermarkets and remanufactured parts


Authorized aftermarket parts that meet OEM specifications can fill gaps, but they may not be eligible for certain warranties, and some OEMs restrict their use in warranty contexts or safety-critical systems. Remanufactured OEM parts can help, but availability and warranty terms vary by manufacturer and region.


Why it matters to different buyers


The difficulty affects individuals working on personal cars, independent repair shops, and large fleets differently, shaping repair timelines, total costs, and downtime risk.



  • Individuals: longer wait times, higher costs, and potential risk if incompatible parts are used.

  • Independent repair shops: inventory planning challenges, higher stocking costs, and the need to maintain diverse supplier relationships.

  • Fleets (rental, delivery, logistics): strict maintenance schedules, bulk purchasing contracts, and uptime reliability dependencies.


Dealers, fleets, and repair shops often rely on a mix of official channels, authorized distributors, and certified salvage or refurbish sources to balance cost, lead time, and warranty obligations.


Practical strategies to improve access to OEM parts


Proactive sourcing and smart channel management can mitigate some friction, though not eliminate it. The following approaches are commonly used by professionals navigating the OEM parts market.



  1. Know your exact part numbers and vehicle/model identifiers; use VIN, OEM catalogs, and cross-reference tools to avoid mis-orders.

  2. Build relationships with authorized distributors and your local dealer network to receive priority access and up-to-date availability data.

  3. Plan maintenance and repair timelines well in advance to account for longer lead times and possible backlogs.

  4. Consider remanufactured or refurbished OEM parts where appropriate, ensuring they meet the original specifications and warranty terms.

  5. Evaluate certified aftermarket parts that carry OEM-compatible specifications and warranties, if allowed by your warranty and safety requirements.

  6. Monitor stock alerts and supply-chain notices from OEMs and distributors to anticipate shortages before orders are placed.

  7. Check salvage yards and certified refurbishers for non-critical components, ensuring proper documentation and compatibility with your VIN.

  8. Document return policies and warranty coverage to protect against incorrect or defective parts.

  9. Prioritize parts that do not affect critical safety or emissions systems when considering alternatives to OEM parts.

  10. Educate stakeholders about the limits of non-OEM parts and the potential impact on warranties, resale value, and safety.


These steps can reduce procurement friction, but buyers should weigh reliability, warranty implications, and safety when deciding between OEM, remanufactured, or aftermarket options.


Summary


Finding OEM parts today is shaped by controlled supply, model-specific catalogs, and persistent global logistics challenges. While manufacturers and distributors are gradually improving visibility and capacity, the core difficulties persist, especially for aging models and complex modern systems. A disciplined sourcing strategy, transparent dealer communications, and prudent use of alternatives can help buyers navigate the market more effectively.

Why is it so hard to get car parts right now?


Car parts shortage causes stem primarily from global supply chain disruptions. The availability of raw materials like semiconductors and certain metals essential for modern car parts has been severely impacted, limiting production capacity.



Why won't insurance pay for OEM parts?


`` the damage to your car affects how it can be driven safely, the insurance company will pay to repair it with an OEM part. For non-safety parts, unless your claim occurs during the first 20000 miles on the auto's odometer, the insurance company does not have to pay for OEM parts.



Are Napa parts as good as OEM?


NAPA parts are often considered as good as OEM because many are manufactured to meet or exceed original equipment specifications, and their quality is generally high for professional-grade parts. However, NAPA also sells a range of parts with varying quality, and their quality can be comparable to OEM, especially for their premium lines, though some less-expensive options may wear out faster. It is best to choose NAPA's higher-quality parts if you want to match or exceed OEM performance, especially for critical components. 
NAPA vs. OEM

  • Quality: NAPA parts are often professional or OE-grade, designed to meet or exceed OEM standards for performance and reliability. Some NAPA parts can be as good as, or even better than, the original part. 
  • Performance: Aftermarket parts can sometimes offer performance enhancements over OEM, but NAPA's high-quality parts are generally a good substitute for those looking for comparable performance and durability. 
  • Cost: NAPA parts are competitively priced, offering a cost-effective option for many vehicle owners and mechanics. 
  • Variety: NAPA stocks a wide range of parts, from high-end to more budget-friendly options. It is important to choose the right quality level for your needs. 
  • OEM vs. Aftermarket: OEM parts are made by the vehicle manufacturer, while aftermarket parts are made by a third party. Some aftermarket parts may have a lower price point due to cheaper materials, which can affect their durability. 

Tips for choosing NAPA parts
  • Check quality: Look for NAPA's premium or professional-grade parts to ensure you are getting the highest quality components. 
  • Talk to a professional: Consult with a mechanic to get advice on the best parts for your vehicle. 
  • Consider the vehicle: For older cars or those that are not driven as frequently, a less-expensive part may be a good option. 
  • Stick to reputable brands: If you are unsure, stick with known aftermarket brands or those recommended by your mechanic. 



What is the alternative to OEM parts?


Aftermarket parts
Original Equipment Manufacturer (OEM) parts are made by the original car manufacturer. Aftermarket parts are made by other manufacturers and are used as alternative replacement parts.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.