7cm × 4cm Robot Wheel

The 7cm × 4cm Robot Wheel is a durable, lightweight, and high-performance wheel designed for use with DC geared motors in robotics, automation, and educational projects. With a diameter of 7cm and a width of 4cm, it provides excellent traction, smooth rotation, and stable movement, making it ideal for small to medium-sized mobile robots and autonomous robotic platforms.

Manufactured from high-quality ABS plastic with a durable rubber tire, the wheel offers excellent grip on a variety of surfaces, helping to minimize slipping and improve driving stability. The rubber tread enhances traction during acceleration, turning, and braking, allowing robots to move accurately and efficiently on smooth or slightly uneven surfaces.

The 7cm × 4cm Robot Wheel is designed to fit most standard DC geared motors using compatible motor shaft couplers or wheel hubs. Its balanced construction reduces vibration and ensures smooth, reliable operation, improving the overall performance of robotic systems while reducing stress on the motor.

This wheel is widely used in robot cars, line follower robots, obstacle avoidance robots, Bluetooth-controlled robots, Wi-Fi robots, autonomous mobile robots, STEM education kits, Arduino projects, ESP32 robotics, Raspberry Pi robots, and other DIY electronics and automation projects.

Its lightweight design helps reduce the overall weight of the robot, improving battery efficiency and motor performance without compromising durability. The wheel is easy to install, replace, and maintain, making it suitable for both beginners and experienced robotics enthusiasts.

Whether you are building a school science project, a robotics competition vehicle, or a professional prototype, the 7cm × 4cm Robot Wheel delivers dependable performance, excellent maneuverability, and long-lasting durability for a wide range of robotics applications.

Key Features

• Wheel size: 7cm diameter × 4cm width

• Compatible with standard DC geared motors

• Durable ABS plastic construction

• High-grip rubber tire

• Lightweight and sturdy design

• Smooth and balanced rotation

• Excellent traction on various surfaces

• Easy installation with compatible motor hubs

• High wear resistance

• Suitable for educational and DIY robotics

Applications

• Robot cars

• Arduino robotics projects

• ESP32 robot projects

• Raspberry Pi robots

• Bluetooth-controlled robots

• Wi-Fi-controlled robots

• Line follower robots

• Obstacle avoidance robots

• Autonomous mobile robots

• STEM education kits

• DIY robotics projects

• Embedded systems

• Automation prototypes

• Educational science projects

• Robotics competitions

Benefits

• Provides excellent grip and stability

• Improves robot balance and maneuverability

• Reduces wheel slippage during movement

• Lightweight for better battery efficiency

• Smooth and quiet operation

• Easy to install and replace

• Durable for long-term use

• Ideal for students, hobbyists, and professionals

Technical Specifications

• Product Type: Robot Wheel

• Wheel Diameter: 7cm

• Wheel Width: 4cm

• Material: ABS Plastic with Rubber Tire

• Motor Compatibility: Standard DC Geared Motors

• Mounting Type: Motor Shaft Coupler / Wheel Hub

• Application: Mobile Robotics and Automation

Package Includes

• 1 × 7cm × 4cm Robot Wheel