Suppliers


Welcome to the Navistar Supplier Network

The purpose of this website is to provide a responsive, secure environment within which Navistar and the Supply Chain can partner in innovation to achieve world-class material, cost, quality, and delivery performance.


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We are dedicated to continuously improving this site. If you have comments, questions, or suggestions, please let us know by emailing us at navistarsupplier@navistar.com.


Suppliers interested in the new Navistar plant in Alabama, please complete the Alabama New Supplier Questionnaire and email alabamasupplier@navistar.com. If you have any questions, contact us at 331-332-5265.


For iSupplierPortal technical support and questions, please email suppliersupport@navistar.com.




For logistics questions or information, visit the Navistar Logistics Routing Guide.


For Navistar Defense supplier information, see www.navistardefense.com/supplier.


For Supplier Scorecard questions or information, email internationalscorecard@navistar.com.