Allison Transmission Serial Number Lookup 2021 Official

Confirm if your transmission is still covered under Allison’s standard or extended commercial warranty programs.

Allison Transmission has utilized a few different serial number formats over its decades of manufacturing. Understanding the structure helps you verify that you have captured the sequence correctly. Modern 10-Digit Numeric Sequences

Whether you are a mechanic, a fleet manager, or a buyer like Marco, the process is straightforward:

Do you need assistance finding an in your region? Share public link Allison Transmission Serial Number Lookup

A qualified parts specialist can usually narrow down the correct unit using the information you provide. Dealers have access to internal databases and resources that may not be available to the general public, making them valuable partners in transmission identification.

Designate the vocation, such as RDS (Rugged Duty Series), HS (Highway Series), or EVS (Emergency Vehicle Series). Troubleshooting Without a Scanner

: Located on the passenger side near the oil pan rail. 2. Alternative Locations Confirm if your transmission is still covered under

The specific build configuration code used by parts departments.

This comprehensive guide explains exactly how to locate your serial number, decode the digits, and use official lookup tools. Why Your Serial Number Matters

Older highway and off-road models use a combination of letters and numbers. BK95A12 BK : Model series indicator. 95 : Year of manufacture (e.g., 1995). A12 : Sequential build code. 5. Troubleshooting Common Lookup Issues Modern 10-Digit Numeric Sequences Whether you are a

Connecting Allison DOC (Diagnostic Optimized Connection) software to the vehicle’s OBD/diagnostic port will read the serial number directly from the TCM. 2. Anatomy of an Allison Data Plate

Found in heavy-duty vocational trucks, dump trucks, and refuse vehicles. The ID tag is generally located on the driver's side (left side) or the passenger side near the rear oil pan rail. 2. Reading the Tag Data