Model created in 3D Studio Max 2009 and converted in multiple formats. All formats include materials and texture maps. The Max format uses mental ray materials and render. There's no need for a third party plugin or anything else, just drop your model in the scene and hit render.
Complete scene with lights and camera.
The turret is a separate object and may b e rotated at will. The tracks are made with pathdeform tool and are easy to animate using percentage.
The 76 mm Gun Motor Carriage (GMC) M18 was an American tank destroyer of World War II. The manufacturer, Buick, gave it the nickname 'Hellcat' and it was the fastest tracked armored fighting vehicle during the war with a top speed up to 60 mph.