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Suppliers

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.

Learn more about being a respected Allison Transmission Supplier

Doing Business

Allison Transmission works with approved suppliers to acquire the highest quality components necessary to build our Allison Automatics. We partner with suppliers who, like Allison, are dedicated to innovation, quality and assurance allowing us to continue powering the global economy and remaining at the forefront of the industry standard.

All components of our transmissions are purchased raw, semi-finished or finished from suppliers who deliver the highest quality and most competitive cost. Through our supplier partnerships, we also work to reduce cost and improve overall efficiency in our production processes.

If you are interested in becoming an Allison Approved supplier, see the Our Process section or contact us today.

Equal Opportunity Employer

Allison Transmission is an equal opportunity employer. We have opportunities for all qualified applicants regardless of age, race, color, sex, religion, creed, national origin, disability, sexual orientation, gender identity/expression or veteran status.

If you are an individual with a disability or a disabled veteran requiring assistance and/or reasonable accommodations reviewing any of the Suppliers information, please contact us via email for assistance.

My Allison

Our suppliers are integral to our success. We want to provide you with all the information you need to ensure a good relationship with Allison Transmission. Below are links to essential supplier information and forms.

QIM Training Materials

Access to Allison Transmission QIM Training Materials

Supplier Quality Portal (QIM)

Supplier Extranet

The Extranet Portal gives you access to shipping schedule, packaging and transportation information.

Procurement, Supplier Quality, Packaging + Logistic Forms

Allison Transmission provides important information and documents to assist you through the processes and procedures for working with us as a valued supplier partner. We’ve provided purchasing, packing, supplier quality, general procedure forms, manuals and much more to make your partnership with us as easy and clear as possible.

To find and download key Allison Supplier documents or forms, please search below.

Accounts Payable

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.

If you do not know your vendor code, please contact your buyer. If you are unable to contact your buyer, you can assume your vendor code begins with the first letter of your company’s name.

For example, if your company’s name is “Ajax Corrugated Boxing Inc.,” you can assume your vendor code begins with “A.”

For more information regarding Allison Accounts Payable contact, payment terms or vendor inquires, please see below.

Procurement Related Forms

Request for Quote (RFQ)
Tooling
Additional Conditions Applicable to Contracts Issued Under U.S. Govt.
Access Management + Onboarding
Purchase Contract Related
Important Process Reminders on Supplier Initiated Requests for Tool Moves + Process or Material Changes
Supply Chain Risk Assessment

Supplier Quality Manuals + Forms

Supplier Quality Manuals + Forms

6449-supplier-quality-manual-2022-v12_digital_web

AT-1927-02-APQP-Timing-Chart

AT-1927-04-Required-Quality-Information

AT-1927-05-Open-Issues-Template

AT-1927-13-Technical-Review-Checklist

AT-1927-14-APQP-Kick-Off-Meeting-Checklist

AT-1927-16-Process-Control-Plan-Audit

AT-1927-19-Manufacturing-Feasibility-Letter

AT-1927-30-SPCE-Supplier-Product-Change-Evaluation

AT-1927-66-Controlled-Shipping-Chart

AT-1927-78-ASIP-Step-Down-Chart

AT-1927-85-Impregnation-Audit-Procedure

AT-1927-86-Heat-Treat-Supplier-Management-Procedure

AT-1927-87-Allison-Heat-Treat-Approved-Supplier-List

AT-1927-88-Heat-Treat-Certification-Form-TPS-301-or-8355701

AT-1927-89-Heat-Treat-Certification-Form-TPS-254 (1)

AT-1927-90-Heat-Treat-Certification-Form-TPS-300-or-8355700

AT-1927-91-Heat-Treat-Certification-Form-TPS-269-or-8355702

AT-1927-92-Heat-Treat-Certification-Form-TPS-247

AT-1927-98-Phosphate-Coating-Check-Sheet

AT-101659-IMDS-Reporting-Guide-for-Allison-Transmission-Suppliers

Transportation, Packaging Requirements + Forms

General Procedures (GPS)