 LISLE, Ill., June 21, 2021 PRNewswire -- Navistar International Corporation Navistar NYSE: NAV, a leading U.S. truck maker, today announced that it has delivered a notice of extension of the redemption date for its previously announced election to redeem in full the Redemption, subject to the satisfaction of the condition set forth therein, its outstanding 600,000,000 9.500 Senior Secured Notes due 2025 the Senior Secured Notes, upon the terms of, and subject to the condition set forth in, the Notice of Conditional Full Redemption sent to the holders of the Senior Secured Notes on April 26, 2021 the Redemption Notice in accordance with terms of the indenture related to the Senior Secured Notes. 