Number Lookup Link — Allison Transmission Serial

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The official tool for tracking your transmission's history and specifications is available directly through the manufacturer's hub. Allison Transmission My Transmission Portal

Navigate to your chosen lookup link and enter the number into the search field.

Disclaimer: This guide is for informational purposes. Always verify critical part numbers with an authorized Allison distributor. Links and access policies are current as of 2025 but may change.

Renny walked to the back of the truck, kneeling beside the massive Allison transmission housing. It was caked in oil and road grime. He took a wire brush and started scrubbing at a small, flat metal plate on the driver’s side. allison transmission serial number lookup link

This guide explains how to use official Allison transmission serial number lookup tools, where to locate your serial number, and how to decode the information.

If the plate is unreadable, you can often narrow down the model by the first few digits of the serial number provided by retailers like Dartco Transmission : Starts with 631, 632, or 9308. 3000 Series: Starts with 651, 652, or 9307. 4000 Series: Starts with 661, 662, or 943.

+--------------------------------------------------+ | ALLISON TRANSMISSION | | | | MODEL NO: MD 3060 WT. MODEL: ________ | | | | SERIAL NO: 2410123456 | | | | PART NO: 29524111 TRANS ID: __________ | +--------------------------------------------------+ Physical Tag Location

The Ultimate Guide to Allison Transmission Serial Number Lookup This public link is valid for 7 days

On certain models, the serial number is faintly laser-etched or stamped directly into the aluminum housing metal near the oil pan rail or the main output shaft housing. Clean the grime off the housing surface with a wire brush and brake cleaner to reveal these hidden stamps. Electronic Scan Tool Extraction

Before using the online lookup tool, you must locate the physical serial number on your transmission. Allison places a metal information plate (data tag) on the driver's side or passenger's side of the transmission housing. 1. Identify the Data Tag Usually silver, black, or blue.

Once you have the 10-digit number, follow these steps to retrieve your transmission data: Navigate to the Allison HUB.

They frequently begin with prefixes like 241 , 631 , 651 , or 951 , depending on the generation and assembly plant. Can’t copy the link right now

Based on this report, we recommend the following:

Legacy units manufactured before the late 1990s or early 2000s often use a 12-digit format, which typically begins with a prefix like BK or 21 (e.g., BK94XXXXXX ). Official Allison Transmission Serial Number Lookup Links

Allison securely rivets a small, rectangular metal data plate directly to the transmission case.

If your serial number looks like BK94A12 , it indicates a legacy model (such as an AT, MT, or HT series).