We are proud to be a part of Navistar, one of the world's leading manufacturers of commercial trucks, buses, defense vehicles and engines. Since 1831, our history has been interwoven with some of the biggest innovations in the industry. Wherever ingenuity drives global markets, you'll find Navistar taking the lead.

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Access Information. Control Costs. Gain Technical Expertise.

OnCommand™ is the most comprehensive package of online customer tools and support services in the industry. OnCommand helps achieve more efficient repairs, better life-cycle value, and lower overall cost of ownership.

  • OnCommand™ Connection delivers real-time diagnostics of vehicle performance, lowering repair costs and increasing uptime.
  • OnCommand™ Service Information provides vehicle maintenance reports and tracking.
  • OnCommand™ Repair Advocate monitors every aspect of your truck repair to expedite service and get it done right the first time.
  • OnCommand™ Parts Information provides 24/7 access to parts information, worldwide inventory and ordering.
  • OnCommand™ Service Partner offers management tools to estimate labor times to manage service logistics.
  • OnCommand™ Education provides support officers and technicians updated vehicle training knowledge for optimal uptime and reduced maintenance costs.

Take Command with Our Innovative Online Fleet Management Tools.

Navistar Defense leverages the industry’s first and only Remote Diagnostic System that is based on an Open Architecture System. Navistar’s Fleet-Centric remote diagnostic system is capable of handling All-Makes Fleet.

  • Reduce down time
  • Real time service reporting
  • Advanced notification
  • Repair accuracy
  • Fault Code and action plans

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Fleet Life Spec Sheet

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Military Spares Catalogue

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Our Partnerships

Navistar Defense works with a tried and true supplier network and values our partner relationships.

Navistar has been working with many of its key suppliers for over 50 years. We demand high standards and accountability to ensure we have partners that will be there when we need them.

Comprehensive Support

Navistar Defense has a comprehensive support staff in the field today.

Our 630+ Field Service Representatives are deployed to support forward operations in Iraq, Afghanistan and around the globe.


Success Story:

Doing whatever it takes to keep you rolling.

Navistar Defense doesn't just build better vehicles. We build better customer relationships - because we hold ourselves accountable for keeping you mission ready.




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