Highly detailed 3D-printable miniature of a 2009 Freightliner Coronado 3-axle tractor truck, modeled for diorama and model-railroad use. The model is split into logical parts (cab, chassis, wheels/axles, fuel tanks, mirrors) to simplify printing, painting, and assembly. Ideal for HO, N, and S scale layouts or for resizing to other scales. Printing recommendations: print orientation with chassis flat, 0.10–0.20 mm layer height for best detail, use supports for mirrors and other small overhangs. Compatible with FDM (PLA/ABS/PETG) and resin printers; resin yields the finest details for small scales. Small features (mirrors, handrails) may be printed separately or replaced with aftermarket details. Assembly & finishing: parts are designed for gluing and press-fit axles. Light sanding, primer, and acrylic paints work well. Wheel bore dimensions allow installation of metal axle rods for rolling wheels in larger scales. Included: STL files for all parts as shown in renders. Detailed print orientation notes are provided in the download. Technical support available if you need help preparing the model for a specific scale or printer.