Highly detailed 3D-printable miniature of the 2006 Mack CH613 tractor truck. Designed for model railroading, dioramas, and scale displays, this model includes separated chassis, cab, wheels and optional accessories to simplify printing and assembly. Clean geometry and optimized wall thicknesses make it suitable for FDM and resin printing; parts are split to reduce supports and preserve fine detail. Ideal for hobbyists looking for an accurate heavy-vehicle tractor model for HO, S, N, or 1:64 dioramas. Files include printable STL components and a basic assembly guide.