4 Wheel Gray Chassis with Castor Wheel Slot

4 Wheel Gray Chassis with Castor Wheel Slot is a durable, versatile, and high-precision robotic platform designed for hobbyists, students, and professional developers building advanced robotic systems. Engineered with a strong ABS/plastic body and optimized for stable 4WD movement, this chassis serves as an ideal foundation for mobile robots, automation prototypes, obstacle-avoiding bots, and intelligent vehicle projects. Its dedicated castor wheel slot ensures exceptional balance and smooth maneuvering, making it perfect for both indoor and outdoor robotic applications.

With compatibility in mind, the chassis supports DC geared motors, BO motors, encoder wheels, motor driver circuits, and a range of microcontrollers including Arduino, Raspberry Pi, ESP32, and more. Whether you’re creating a line-following robot, smart car, or autonomous navigation unit, this chassis offers the structural reliability and flexibility you need.

Key Features

1. Strong and Lightweight Build

Made from high-quality ABS/plastic, the chassis provides excellent rigidity while keeping the overall structure lightweight. This ensures better speed, greater efficiency, and easy portability.

2. Dedicated Castor Wheel Slot

The integrated castor wheel slot offers improved stability, ensuring the robot maintains smooth directional movement without tipping. It reduces friction and enhances cornering accuracy.

3. Optimized for 4 Wheel Drive Performance

The design supports four BO/DC geared motors, offering powerful traction and torque for robotics projects that require enhanced mobility on various surfaces such as tiles, wood, cement, or carpets.

4. Easy Motor and Wheel Mounting

Pre-cut motor slots and mounting holes simplify assembly. Wheels can be attached quickly using the built-in alignment points, making this chassis beginner-friendly yet professional-grade.

5. Compatible with Multiple Electronic Modules

The chassis can easily accommodate batteries, sensors, controllers, motor drivers, and other modules. It is also compatible with ultrasonic sensors, IR sensors, Bluetooth modules, and GPS modules, making your robotic builds highly customizable.

6. Spacious Top Layer for Circuit Integration

Ample surface area is provided for mounting PCBs, power supplies, breadboards, microcontrollers, and sensor boards. Cable-routing spaces ensure clean wiring and better aesthetics.

7. Corrosion-Resistant and Durable

Designed for long-term use, the gray chassis resists corrosion and wear, ensuring consistent performance across multiple projects and testing environments.

Specifications

• Model: 4 Wheel Drive Gray Robotic Chassis

• Material: High-strength ABS/Plastic

• Color: Gray

• Drive Type: 4WD (Four-Wheel Drive)

• Motor Compatibility: BO motors / DC geared motors

• Wheel Compatibility: Standard BO motor wheels (65mm, 70mm, 100mm etc.)

• Castor Wheel Slot: Yes, integrated

• Mounting Holes: Provided for sensors, battery pack, motor driver, PCBs

• Dimensions (Approx.):

  • Length: 20–22 cm

  • Width: 14–16 cm

  • Height: 3–4 cm (excluding wheels)

• Weight: Lightweight design for high-speed movement

• Assembly: Easy DIY assembly

• Use: Robotics development, educational projects, automation prototypes

Applications

The 4 Wheel Gray Chassis with Castor Wheel Slot is widely used in:

Educational Robotics

Perfect for school and college robotics labs, STEM workshops, and DIY robotics kits.

Autonomous Vehicle Projects

Supports sensors and controllers needed for building smart cars, path-planning robots, and GPS-guided vehicles.

Obstacle-Avoiding Robots

Ideal for ultrasonic or IR-based autonomous navigation robots.

Line-Following Robots

The chassis layout allows easy installation of IR sensors for line-tracking and maze-solving applications.

Surveillance and Monitoring Robots

Can be equipped with cameras, wireless modules, and long-range sensors for remote surveillance.

Research and Development Projects

Suitable for robotic experimentation, algorithm testing, embedded systems projects, and automation demonstrations.

The 4 Wheel Gray Chassis with Castor Wheel Slot delivers the perfect balance of stability, power, and flexibility—making it a must-have base for anyone serious about building functional and reliable robots. Whether you’re a beginner or an advanced developer, this chassis provides everything you need to bring your robotic ideas to life.

Package Includes:

1 x 4 Wheel Gray Chassis with Castor Wheel Slot

FAQ

1. Where can we buy this 4 Wheel Gray Chassis with Castor Wheel Slot?

This product is available online at https://aiiottech.in/product/4-wheel-gray-cha…astor-wheel-slot/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103

2. When can I get this 4 Wheel Gray Chassis with Castor Wheel Slot after placing the order?

RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 2-3 working days.

Video Link: Best Off Road Robot Chassis with 4 Wheel Drive – How to build an Off Road Robot