Allison Transmission Serial Number Lookup Link ((full))

Look closely at the numbers 0 (zero) and 8 , or 1 and 7 on the stamped metal tag. They are frequently misread.

What is this transmission installed in? What are the first 3 digits of your serial number? Share public link

An Allison Transmission serial number is a unique 10-digit code assigned to each transmission unit during the manufacturing process. This serial number serves as a identifier for the transmission and is used to track its production, warranty, and maintenance history. The serial number is usually located on a plate or sticker on the transmission case, and it may also be printed on other documentation, such as the transmission's instruction manual. allison transmission serial number lookup link

While the official Allison HUB is the only authoritative source, there are other community-driven methods to gather information.

If you use the lookup link and get an error, check these issues: Look closely at the numbers 0 (zero) and

Legacy 5000, 6000, or vintage AT/MT/HT series transmissions may not show up in modern automated web databases. You will need to call a local authorized distributor directly to pull archival records.

| Step | Action | Link or Tool | | :--- | :--- | :--- | | | Locate the serial number on the physical ID tag. | Check passenger or driver side of transmission housing. | | 2 | Use the "My Transmission" page for a quick lookup. | My Transmission | | 3 | Register for a free Basic Account on Allison HUB. | Allison HUB Request | | 4 | Check your transmission's warranty status. | Warranty Status Check (Within Allison HUB) | | 5 | Search for parts using the Parts Catalog. | Parts Catalog (Within Allison HUB) | What are the first 3 digits of your serial number

This tool allows you to check the remaining warranty coverage on a transmission based on its serial number. Results shown are for serial numbers registered with Allison or for transmissions with added Extended Transmission Coverage (ETC). You can access it directly here:

Older models utilize a silver or green plate. Newer models feature a high-contrast black and silver plate. Document Alternatives

Manually looking up the serial number helps you verify that you're getting the right parts and service, which is especially important when you're sourcing replacement components. This extra verification can save you from costly mistakes and keep your vehicle running smoothly.

https://www.allisontransmission.com/service-support/transmission-identification