Highly detailed 3D-printable miniature of the Liebherr R 9400 mining excavator (2018). Model is split into printer-friendly components (cab, upper structure, boom, arm, bucket, tracks and undercarriage) with keyed joints and clearance for easy assembly. Files are optimized for both FDM and resin printing: parts sized to fit common print beds, tolerances for snap-fit and glue, and recommended support areas marked. Ideal for dioramas, model railroading, and scale displays. Includes: STL files, grouped layers for common scales, and an assembly/printing guide. Recommended print settings: 0.1–0.2 mm layer height for FDM, fine resin settings for high detail; PETG/PLA for durable parts, resin for crisp cabin and bucket detail. Post-processing tips: dry-fit before gluing, reinforce long booms with pins or thin rods, and paint primer suggested for best finish. This listing is for digital printable files only — no physical item will be shipped.