ST-180 Tractor 4x4 - 1/8 Scale

Descripción

**Fully printable RC model of articulated heavy tractor-truck with single/dual wheel setup and functional rear suspension of accessories.**  ------ **DIMENSIONS:** - Length = 700 mm - Width = 268 mm-Single setup, 330 mm-Dual setup - Height = 380 mm - Weight = cca 4 kg **FILAMENTS CONSUMPTION:** - 3kg PLA + alternatively 0,1kg PC Blend for gears - 0,7kg TPU 90A for tires - 0,1kg PETG ------ **You will need non-printed parts:** **HARDWARE:** - 1x Motor of size 3536-750kV(25x19mm-3/4holes) - 2x Servo of standard size 40x20x38mm(25T)-25kg torque - 2x Servo arm 25T-20mm - 1x Electronic speed controller ESC 30/60A - 1x Li-Pol/Li-Fe aku 2S 7,2V/6,6V - 1x PET foil 0,8-1mm thickness of size A4 - 34x 61700 2RS/ZZ bearing - 2x 623 2RS/ZZ bearing - 4x Timing belt HTD 144-3M-6mm **FASTENERS:** - Button Head M2,5x6 ISO 7380 4pcs - Button Head M2x6 ISO 7380 83pcs - Button Head M2x8 ISO 7380 3pcs - Button Head M3x6 ISO 7380 37pcs - Button Head M3x8 ISO 7380 82pcs - Button Head M3x10 ISO 7380 47pcs - Button Head M3x12 ISO 7380 68pcs - Button Head M3x16 ISO 7380 41pcs - Button Head M3x18 ISO 7380 4pcs - Button Head M3x20 ISO 7380 2pcs - Button Head M3x25 ISO 7380 2pcs - Button Head M3x30 ISO 7380 2pcs - Button Head M3x45 ISO 7380 16pcs - Hexagon nut M3 ISO 4032 17pcs ------ **YOUR CHOISE** You can choose SINGLE or DUAL wheel setup. Both variants, single and dual wheel setup are included in print files. **SINGLE Setup**  **DUAL Setup**  ------ **ASSEMBLY MANUAL** The illustrated Assembly Manual will guide you through assembling the model. It contains all information necessary for successful assembly of this model. Before you start the assembly please read thoroughly the entire manual! Download link of Assembly Manual: [Assembly Manual ST-180 Tractor PDF](https://drive.google.com/file/d/18CjaxpYCKuoSn3bGLFvkyg8hnZ00gujW/view?usp=drive_link) ------ **What would your model look like...:** [Watch the ST-180 Driving video](https://youtu.be/KiCKFAKwTRw) ------ **CHANGELOG** **28.4.2026** Steering cylinder has been improved to prevent steer jamming: - Steering cylinder - new STL file - Print plate 34-steering cylinders - new .3mf file **9.4.2026** Locked diff option added: - Diff cage 2-locked diff - STL part for locked diff - Print plate 7a-diff cages-infill 80% - print plate for locked diff - Assembly manual page 31, 36 - assembly locked diff parts The recommended solution is to choose the opened front and the locked rear differential. --- **Notice** *Remember that the PLA used to print the Belt DriveBox parts is not heat resistant, so only drive for short intervals. Otherwise, there is a risk of melting the gears. If you want, you can print the Belt DriveBox parts from PETG to use in hot weather or rougher driving.* -Always operate the model on open terrains, far from cars, traffic and other people. - Always keep the model in view and under control. - Use only fully charged batteries. - Always keep the transmitter switched on when the model is switched on. - Always remove the battery before disassembling the model. - Keep moving parts clean and dry at all times. - Always remove the battery after use. - Never operate the model with damaged wiring. - Never touch rotating parts. ------ **Terms and Conditions of Use** *By downloading the files you agree with these Terms and Conditions of Use, you agree that 3Direction is not responsible for any harm or damage caused by using printed parts or whole model. By agreeing with these Terms and Conditions of Use of 3Direction you agree to use this model at your own risk.* *You may print or download the files from this site solely for your personal, non-commercial use only provided that you agree not to change or delete any copyright or proprietary notices from the files.* *The files (STL, 3mf, PDF) may contain technical, typographical, or photographic errors.* *The model is intended for fun driving and load corresponding to the possibilities of the listed printable materials, 3Direction bears no responsibility for any defect of the model caused by use, especially excessive use.* You can always print damaged parts again and again and again....:-) **ENJOY YOUR MODEL** For more info: https://www.3direction.com/ --- **CHANGELOG** 9.4.2026 Locked diff option added: Diff cage 2-locked diff - STL part for locked diff Print plate 7a-diff cages-infill 80% - print plate for locked diff Assembly manual page 31, 36 - assembly locked diff parts **The recommended solution is to choose the opened front and the locked rear differential.**