Cummins 3D Models for Download (page 2) | 3dMdb
Please note, that 3dMdb (3D Model database) is only a Search Engine. You will have to visit original websites. Most of the models can be easily imported and rendered with Autodesk 3ds Max, Maya, XSI, Blender, C4D, and Sketchup. Check for online 3d model conversions tools for your file format.