The International Extreme Truck or XT is a vehicle line comprising three very large pickup truck

Pickup truck

A pickup truck is a light motor vehicle with an open-top rear cargo area .-Definition:...

s, built on the same chassis from International

Navistar International

Navistar International Corporation is a United States-based holding company that owns the manufacturer of International brand commercial trucks, MaxxForce brand diesel engines, IC Bus school and commercial buses, Workhorse brand chassis for motor homes and step vans, and is a private label...

 from 2004-2008. The company expected business owners to account for most sales. However, due to multiple issues, International discontinued the XT line of trucks in 2008.
The International CXT or Commercial Extreme Truck is a very large pickup truck.