Robot 4WD Smart Robot Car chassis Kit 1 Layer for Arduino With Speed Encoder

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The 4WD Smart Robot Car chassis Kit offers a perfect DIY solution with a simple and convenient mechanical structure for easy installation. It features four high-speed DC motors with flexible directional control, ensuring stability and ease of extension for various applications. Additionally, the kit includes speed encoders for forming a speed measuring system, allowing for precise control and closed-loop feedback.



  • Simple Mechanical Structure: The mechanical structure is straightforward to install, making it suitable for beginners and experienced users alike.
  • High-Speed DC Motors: Equipped with four high-speed DC gear motors, offering flexibility and precise directional control for smooth movement.
  • Stability and Extendibility: The chassis design ensures stability during operation and allows for easy extension or customization to accommodate additional components or accessories.
  • Speed Encoders: Includes speed encoders that, when used with photoelectric sensors, enable the creation of a speed measuring system, facilitating precise speed control and closed-loop feedback.
  • Variable Working Voltage: Supports multiple working voltages (DC 3V/5V/6V), providing flexibility for different power supply configurations and applications.
  • Quiet Operation: Operates with low noise levels, ensuring a quieter environment during use.
  • Compact Design: Compact dimensions (25.5 cm * 15.5 cm) make it suitable for various indoor and outdoor robotic projects.
  • Durable Construction: The kit includes robust tires, fasteners, and a smart car chassis, ensuring durability and longevity under various operating conditions.
  • Comprehensive Package: Comes with all necessary components, including tires, fasteners, motors, encoders, and screws/nuts, for convenient assembly and immediate use.
  • DIY Compatibility: Designed for DIY enthusiasts, this kit provides the necessary components to build a versatile 4WD smart robot car chassis.




  • Working Voltage: DC 3V/5V/6V
  • Working Current: 100mA/100mA/120mA
  • No-load Speed (with wheel): 100 RPM/190 RPM/240 RPM
  • No-load Speed: 20 m/min, 39 m/min, 48 m/min
  • Noise: <65 dB
  • Wheel Diameter: 66 mm (approx.)
  • Dimensions (LW): 25.515.5 cm (approx.)


Package Contents:

  • 4 * Tires
  • 6 * Fasteners
  • 1 * Smart car chassis
  • 4 * DC gear motors
  • 4 * Encoders
  • 1 * Set of Screws and Nuts