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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.



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

For Logistics questions or information, click here and you will be directed to the Navistar Logistics Routing Guide.

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

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

For Supplier Quality questions or information, email ISQ@navistar.com.  Learning modules are also available at www.navistarsuppliertraining.com

For Conflict Minerals questions or information, email Conflict.Minerals@navistar.com

For Electronic Payments Migration Initiative questions or information, click here

For website questions or revisions, email Nav.Supplier@navistar.com.

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