Walmart Automotive Fitment Update 2026: What Sellers Need to Know
Walmart has introduced updates to its automotive product setup and vehicle compatibility requirements. Announced on September 2, 2026, these changes aim to simplify product setup while continuing to support existing vehicle compatibility submission methods.
For automotive sellers on Walmart Marketplace, understanding these changes can help maintain accurate product listings and ensure that vehicle compatibility information is managed correctly.
In this guide, we explain the key updates, the information sellers should prepare, and how PCFitment can help simplify the Walmart product setup process.
What Has Changed in Walmart Automotive Fitment?
Walmart has simplified certain requirements for automotive item setup and maintenance. Sellers no longer need to provide the following attributes as part of this process:
- AAIA Brand ID
- Part Terminology ID (PTID)
- Walmart Fitment Brand Code
Instead, sellers must provide an accurate Brand Name and the manufacturer-published Manufacturer Part Number (MPN) when creating or maintaining automotive product listings.
These details help Walmart associate products with the appropriate vehicle compatibility information.
Although the item setup process has been simplified, accurate product identifiers and vehicle compatibility data remain important for maintaining reliable automotive listings.
What Happened to Walmart Fitment Reports?
Walmart has also announced changes to its fitment reporting system.
- FITMENT_MISSING_ATTR: This report is being permanently retired because the associated attributes are no longer required during item setup and maintenance.
- FITMENT_ACES_COVERAGE: This report is temporarily unavailable while Walmart updates its vehicle compatibility coverage reporting. It is expected to return after the update is complete.
Sellers and solution providers should review their existing workflows and integrations to account for these reporting changes.
How to Prepare Your Product Data Using PCFitment
PCFitment helps automotive businesses organize part information and vehicle compatibility data for marketplace product setup. Follow these steps to access the relevant product information in your PCFitment account.
Step 1: Add Part and Fitment Details
Step 2: Download Your Part Information
Step 3: Set Up Your Product on Walmart
When creating or maintaining an automotive product on Walmart Marketplace, review the following information carefully.
1. Brand Name
Enter the correct brand name associated with the product. Make sure it matches the manufacturer’s published product information.
2. Manufacturer Part Number (MPN)
Enter the exact manufacturer-published part number. The MPN should match the corresponding part number in your PCFitment account.
Important: Part numbers may be case-sensitive in your workflow. Check the capitalization, spacing, and characters to avoid mismatches between your product records and marketplace listings.
3. Part Type and Vehicle Compatibility
Ensure that the product is associated with the appropriate part type and vehicle compatibility information. Accurate fitment data helps customers identify products that match their vehicles.
4. Review Your Product Information
Before publishing or updating a listing, verify that the brand, part number, and applicable compatibility details are correct.
Always follow Walmart’s current requirements for the specific product setup and submission method you use.
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What Should Walmart Sellers Do Next?
To prepare for the 2026 update, automotive sellers should:
- Verify Brand Name and manufacturer-published MPN values.
- Review product records and vehicle compatibility information for accuracy.
- Use PCFitment’s Downloads section to access available part identifiers when needed.
- Review existing workflows that depend on the retired or temporarily unavailable fitment reports.
- Monitor Walmart’s official documentation for changes to its requirements.
How PCFitment Can Help
Managing automotive product information across marketplaces requires accurate part details, organized product records, and reliable vehicle compatibility data.
PCFitment helps automotive businesses manage fitment information, access relevant part identifiers, and prepare product data for supported marketplace workflows.
By keeping your product information organized and reviewing the latest marketplace requirements, you can simplify product setup and reduce avoidable data mismatches.
Final Thoughts
Walmart’s 2026 automotive fitment update simplifies certain product setup requirements, but accurate Brand Name, Manufacturer Part Number, and vehicle compatibility information remain essential.
Sellers should understand which information is required during product setup and which identifiers may still be relevant to their existing workflows.
Review your product records, use the available PCFitment tools, and refer to Walmart’s latest official documentation to keep your automotive listings aligned with applicable requirements.
Frequently asked questions
It is an update announced on September 2, 2026, that simplifies certain automotive item setup requirements and changes fitment reporting availability.
Walmart’s updated item setup and maintenance specifications no longer require AAIA Brand ID as part of that process. Other requirements may depend on the submission method being used.
Part Terminology ID is no longer required as part of the updated item setup and maintenance specifications. It may still be useful when working with existing product data and applicable submission workflows.
Sellers should ensure that the Brand Name and manufacturer-published Manufacturer Part Number are accurate and that the applicable vehicle compatibility information is correct.
Go to More Features → Downloads, select the Walmart tab, and click the relevant download link. The Excel file can include available Part Numbers, Brand IDs, and Part Terminology IDs.
Walmart continues to support existing fitment submission methods for their applicable workflows. Review the current requirements for your specific method before making changes.
The report is temporarily unavailable while Walmart updates its vehicle compatibility coverage reporting. It is expected to return when the update is complete.
PCFitment helps automotive businesses manage product and fitment information and access available part identifiers for supported marketplace workflows.
