Smart 2WD Car Chassis Kit for Tracking and Educational Robotics Key benefits Readytouse platform for building tracking cars and mobile robots, saving development time on mechanical assembly. Integrated speed encoders enable more accurate motor control and movement feedback for stable line tracking and closed loop tests. Complete hardware set simplifies classroom lessons and DIY projects by providing all mechanical components in one kit. What this kit includes 2WD robot chassis (20 x 10 cm) Two gear motors with 1:48 reduction Integrated speed encoders Two wheels with 6 cm diameter Mounting hardware and fasteners required for assembly Core functions and performance Designed specifically for tracking car applications, supporting line tracking, obstacle avoidance, and distance detection when paired with appropriate sensors. 2WD configuration and gear reduction deliver sufficient torque for payloads common in educational projects while maintaining manageable speed for safe testing. Speed encoders provide realtime motor feedback to implement PID control, odometry experiments, and more accurate navigation routines. Compatibility and expandability Arduinocompatible design makes it straightforward to connect common microcontroller boards and sensor modules for distance sensing, infrared or optical line sensors, ultrasonic sensors, and motor drivers. Open mechanical layout allows mounting additional components such as sensor arrays, battery packs, and control boards without major modifications. Practical use scenarios Classroom STEM lab: Students assemble the chassis, learn motor control, and program line following and obstacle avoidance routines. Robotics club prototype: Rapidly test tracking algorithms and encoderbased odometry before moving to a custom platform. DIY hobby project: Build a sensorequipped rover for home experiments in autonomous navigation and sensor fusion. Why choose this chassis Complete mechanical kit reduces parts sourcing and ensures compatibility among components. Integrated encoders and geared motors provide a reliable base for learning motor control and feedback systems. Compact size and standard dimensions make it suitable for classroom benches and small test tracks. Specifications summary Drive: 2WD Chassis size: 20 x 10 cm Wheel diameter: 6 cm Gear reduction: 1:48 Includes: chassis, gear motors, speed encoders, wheels, hardware Compatibility: Arduinocompatible for easy sensor and controller integration This kit provides a practical, extendable foundation for tracking car projects, classroom instruction, and hobbyist experimentation in robotics and control systems.