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SOLID MODELRovers & RC Vehicles28-May-2026

RS03 - 1/10 M-Chassis RWD RC Car

gm2bv
2 Files
stl Format

Description

RS03 is a 1/10 scale M-chassis RWD RC car designed for 3D printing. It is designed personal enjoyment, and the entire assembly is highly

detailed and robust.

⚠️ IMPORTANT NOTICE

Please download and read `00_ASSEMBLE_MANUAL.pdf` first! It contains step-by-step assembly instructions with 3D CAD illustrations, as well as

the detailed parts list.

🖨️ Recommended Print Settings

* Filament:

* ABS is highly recommended for general parts.

* For gears and suspension/drivetrain parts, PETG-CF (Carbon Fiber PETG) is strongly recommended for worry-free durability.

* Infill: 80% (for maximum durability)

* Wall Line Count: 2 Walls (I printed all my parts with 2 walls and it works perfectly!

* Supports Required depending on the parts. Please set supports appropriately in your slicer.

RS03は、3Dプリンターで製作できる1/10スケール・MシャーシサイズのRWD(後輪駆動)RCカーです。趣味のプロジェクトとして設計し、各部のディテールと耐久性にこだわっています。

⚠️ IMPORTANT NOTICE / 重要なお知らせ

組み立てを始める前に、必ず `00_ASSEMBLE_MANUAL.pdf` をダウンロードしてお読みください!3D CADのイラストを用いたステップ・バイ・ステップの組み立て説明と詳細なパーツリストが記載されています。

🖨️ 推奨印刷設定

* フィラメント:

* 一般パーツには ABS を推奨します。

* ギアや足回り(サスペンション周辺)のパーツは、耐久性と剛性確保のため PETG-CF で印刷すると非常に安心です。

* インフィル: 80% (強度確保のため基本80%を推奨)

* ウォール数: 2 Walls (私はすべて2ウォールで印刷して動作確認しています)

* サポート: パーツによってはサポートが必要です。スライサーで適宜設定してください

🔩 BOM (Required Hardware)

To assemble the RS03, you will need the following hardware (screws, bearings, shafts, etc.):

Screws & Nuts

* M3 Countersunk Screw (30mm) x 11

* M3 Countersunk Screw (20mm) x 4

* M3 Countersunk Screw (12mm) x 2

* M3 Countersunk Screw (8mm) x 6

* M3 Hex Socket Screw (10mm) x 25

* M3 Hex Socket Screw (12mm) x 2

* M3 Roundhead Screw (30mm) x 2

* M2 Countersunk Screw (4mm) x 3

* M2 Roundhead Screw (20mm) x 4

* M2 Roundhead Screw (15mm) x 7

* M2 Roundhead Screw (12mm) x 7

* M2 Roundhead Screw (5mm) x 2

* M3 Nut x 39

* M2 Nut x 23

Bearings

* Bearing (ID:2mm, OD:5mm, W:2.5mm) x 8

* Bearing (ID:8mm, OD:12mm, W:3.5mm) x 10

* Bearing (ID:3mm, OD:7mm, W:3mm) x 8

Pipes & Shafts & Springs

* Pipe (ID:2mm, OD:3mm, L:10mm) x 2

* Pipe (ID:2mm, OD:3mm, L:12mm) x 2

* Pipe (ID:2mm, OD:3mm, L:6mm) x 2

* Shaft (Diameter: 2mm, Length: 8.5mm) x 3

* Shaft (Diameter: 2mm, Length: 13mm) x 1

* Shaft (Diameter: 2mm, Length: 28mm) x 1

* Shaft (Diameter: 2mm, Length: 16mm) x 1

* Spring (Wire Dia: 0.3mm, OD: 3mm, L: 5mm) x 2

🏎️ Recommended Off-the-shelf Parts

We recommend using the following RC hobby products for completion:

* Damper: TAMIYA OP.155 LOW FRICTION ALUMINUM DAMPER SET

* Tires : TAMIYA SP.683 M-CHASSIS 60D RADIAL TIRES or [TAMIYA SP.1427 60D

RALLY BLOCK TIRE](https://www.tamiya.com/japan/products/51427/index.html)

* Motor: TAMIYA OP.1393 TYPE 380 Sport Tuned Motor

* Pinion Gear : 0.8Module 12T

* Turnbuckles & Adjusters:

* TAMIYA OP.892 3x10mm ALUMINUM TURNBUCKLE SHAFT

* TAMIYA OP.1247 3x18mm ALUMINUM TURNBUCKLE SHAFT

* TAMIYA OP.1248 3x23mm ALUMINUM TURNBUCKLE SHAFT

* TAMIYA OP.979 5x8mm HARD HEX HEAD BALL HEAD CONNECTOR

* TAMIYA OP.1868 OPEN FACE 5mm REINFORCED ADJUSTERS

* TAMIYA OP.1869 OPEN FACE 5mm REINFORCED ADJUSTERS

🎨 License & Credit

This model and the manual are licensed under CC BY-NC-SA 4.0 (Attribution-NonCommercial-ShareAlike).

* You are free to share, remix, and modify this project for non-commercial purposes.

* Please attribute original design to gm2bv.

* Designed by: gm2bv

* Contact & Feedback (X/Twitter): @gm2bv

* If you build this, please tag or mention me on X! I'd love to see your builds!

Downloads

dog_bone.stl
218.1 KB
wheel.stl
453.7 KB