Which part of a vehicle is responsible for providing traction?

The wheels of a vehicle are the components that directly provide traction. Traction is the gripping ability of tires against the road surface, which allows a vehicle to accelerate, brake, and corner effectively. When the tires make contact with the ground, they create friction, which is essential for controlling the vehicle's movement. The quality of this traction can be influenced by various factors, such as the type of tire tread, tire pressure, and the condition of the road.

In terms of functionality, while the transmission plays a critical role in delivering power from the engine to the wheels, it does not directly affect traction. The suspension contributes to vehicle stability and comfort by managing how the wheels respond to road conditions, but it is also not responsible for traction itself. The battery, on the other hand, powers the electrical systems in a vehicle but has no impact on traction. Thus, the wheels are the correct answer when it comes to providing the necessary grip and stability required to keep the vehicle in motion effectively.