A unique sequential production number assigned chronologically on the assembly line. Legacy Formats (Older Models)
Typically located on the passenger side, near the low-to-reverse clutch housing. Visual Identification
Performing a lookup yields critical data necessary for maintenance and repair: Allison Transmission Serial Number Lookup
Confirms the exact fluid capacity and fluid type (such as TES 295 or TES 668) required for your build. 2. How to Locate Your Allison Serial Number
If you're in the market for a replacement transmission—whether new, remanufactured, or rebuilt—having the original serial number is essential for proper quoting and procurement. The serial number helps sales representatives determine exactly which transmission is a direct fit for your specific application, eliminating guesswork and reducing the risk of compatibility issues. the date of manufacture number
Accurate transmission identification prevents costly ordering mistakes, reduces downtime, ensures proper maintenance, and maximizes the service life of your Allison transmission. With the knowledge contained in this guide, you are now equipped to perform an Allison transmission serial number lookup with confidence and precision.
The identification tag is typically located on the right (passenger side), just rear of the power take-off (PTO) cover. Three key pieces of information appear on the tag: the model number, the date of manufacture number, and the serial number. ensures proper maintenance
The primary way to perform an Allison Transmission serial number lookup is to use the Allison HUB
If you are currently troubleshooting your transmission or prepping for a service, let me know: What is the transmission installed in?