Allison Transmission is renowned for being the largest designer, developer, manufacturer and distributor of medium- and heavy-duty fully automatic transmissions (“Allison Automatics”) and hybrid propulsion systems in the world. We work diligently with our suppliers to acquire the highest quality components necessary to build our Allison Automatics.
Whether you’re a current supplier of Allison or a company looking to do business with Allison, this website will outline our process and the procedures for working with us as a valued supplier partner.
Doing business with Allison
Allison Transmission works with approved suppliers to acquire the highest quality components necessary to build our Allison Automatics.Learn how to do business with us
For current Allison Transmission suppliers, this is your portal to find important information, tools, updates and access to QIM Portal and Supplier Extranet.Go to Supplier Hub
Allison Transmission provides important information and documents to assist you through the processes and procedures for working with us as a valued supplier partner.Discover documents and information
As an Allison Transmission Supplier, you will be assigned a supplier account for billing purposes. Your supplier account will be based on an Allison vendor code.Learn more about accounts payable