Allison Transmission Serial Number Lookup Link [exclusive] May 2026

Allison Transmission

To look up your details, you first need to locate the 10-digit serial number on the physical unit . This number serves as the key to accessing official build data, part catalogs, and warranty information through the Allison HUB . 1. Where to Find Your Serial Number

• Allison Customer Support – Call 1-800-252-5282 (North America) with your serial number ready.
• Authorized Allison Distributor – A local dealer can run the serial number and provide service records.
• Service manual lookup – Some manuals have a serial number decoder in the introduction section.

1-800-252-5283

Pro Tip: Call Allison Customer Support at (North America). Provide your serial number, and they will email you the build sheet for free. allison transmission serial number lookup link

1000/2000 Series

The first few digits of your serial number can often tell you which "family" your transmission belongs to: : Starts with 631, 632, or 9308. 3000 Series : Starts with 651, 652, or 9307. 4000 Series : Starts with 661, 662, or 943. AT500 Series : Starts with 321 or 9108. Allison Transmission To look up your details, you