Navistar Reaffirms 2006 Guidance

WARRENVILLE, Ill.--July 19, 2006--Navistar International Corporation , the nation's largest combined commercial truck and mid-range diesel engine producer, today reaffirmed its earlier guidance that the company expects diluted earnings per share for fiscal year 2006 will exceed $5.38 per share.

Navistar International Corporation is the parent company of International Truck and Engine Corporation. The company produces International(R) brand commercial trucks, mid-range diesel engines and IC brand school buses, Workhorse brand chassis for motor homes and step vans, and is a private label designer and manufacturer of diesel engines for the pickup truck, van and SUV markets. Navistar is also a provider of truck and diesel engine parts and service sold under the International(R) brand. A wholly owned subsidiary offers financing services. Additional information is available at: www.nav-international.com.