Contact Us

Judy Worthington
Navistar, Inc.
Sales Manager
Tel: 1 (574) 654-4034
Cell: 1 (219) 575-1634
Email: judy.worthington@navistar.com

Navistar Proving Grounds
32104 State Road 2
New Carlisle, IN 46552

Thanks for contacting the Navistar Proving Grounds. We look forward to hearing from you.

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