Allison Transmission Serial Number Lookup -
Occasionally, the serial number is listed on the vehicle's secondary identification plate, often located near the cab or cowl.
Modern Allison serial numbers consist strictly of 10 digits (e.g., 241XXXXXXX ). The first two digits often indicate the manufacturing plant or the generation sequence, followed by a unique sequential production number. Legacy Formats (Pre-1990s)
Allison Transmission provides a via their Parts & Service portal.
+----------------------------------------------------+ | ALLISON TRANSMISSION | | | | MODEL: MD 3060 WT MODEL: MD 3060P | | SERIAL NO: 2410123456 PART NO: 29531234 | | | +----------------------------------------------------+ Typical Tag Locations Allison Transmission Serial Number Lookup
: Different serial number ranges may require specific fluids (like TES 295 vs. TES 668) or have different service intervals.
: Common for 3000 and 4000 product families. Legacy 10-Digit Format
Most modern Allison transmissions use a 10-digit numeric format starting with specific prefixes. Occasionally, the serial number is listed on the
Look for the number stamped directly into the casting metal right next to the tag area. To help narrow down your search, let me know:
If the data plate is damaged or unreadable, the serial number can be used by an authorized dealer to verify the exact model (e.g., 1000 Series, 3000 RDS) and its specific vocational rating. Understanding Model Names
"Need help identifying my Allison transmission — found this ID plate but not sure how to decode it. S/N: [paste full serial]. Truck: [year/make/model], VIN: [last 8 digits]. Any guidance on model family and compatible parts would be appreciated!" : Common for 3000 and 4000 product families
A serial number is a unique alphanumeric identifier assigned to an individual transmission during manufacturing. Conducting a lookup is vital for several reasons:
If the online portal is down or your serial number is from an older legacy unit, call an authorized Allison Transmission distributor or dealer. Provide them with the 10-digit number, and they can pull up the complete factory build sheet from their internal database. Step 3: Check Vehicle Manufacturer (OEM) Portals
