If you have a subscription to , here is exactly how to perform the lookup:
For on-the-go technicians, the desktop lookup link can be clunky. Allison recently released a mobile tool. The link for that download is: allison transmission serial number lookup link
: Within the HUB, you can search for "Unit History" to find historical build data, original configuration information, and any warranty claims associated with that specific transmission. If you have a subscription to , here