US based truck and engine maker Navistar has unveiled new products at the ongoing World of Concrete trade show held at Las Vegas in the US.

The company showcased the service trucks from International Truck and mixer products from the Continental Mixers under the construction segment.

Navistar Truck and Parts North America president Jack Allen said that in the past several years, the company has focused on meeting the needs of its construction customers by delivering industry-leading vocational trucks and integrated mixer offerings for various applications.

"With investment in great products, an extensive dealer network, and the best after-sales support in the industry, we're well positioned to continue our support for this important segment of the business," Allen added.

The company plans to launch the 13L engine with Cummins selective catalytic reduction (SCR) aftertreatment system International ProStar highway tractors in April and in WorkStar models in May 2013.

WorkStar Vocational Tractor, a subsidiary of Navistar unveiled a tractor model that is powered by the 13L engine with SCR paired to Eaton Fuller UltraShift Plus 10-speed fully automated manual transmission, which produces output of 475hp and 1,700lbft of torque.

The other products unveiled include the lightweight integrated mixer and the trailer mixer designed for 9.5-12 cubic meter applications under the Continental Mixers brand.