What are the components of a vehicle's running system?

2 Answers
JaydenLee
07/24/25 3:11am
The components of a vehicle's running system include: the axle, wheels, frame, and suspension. The axle, also known as the shaft, is connected to the frame via the suspension and has wheels mounted at both ends. Its function is to transmit forces in all directions between the frame and the wheels. The wheel is a rigid rim that fixes the inner edge of the tire, supports the tire, and together with the tire, bears the load. The frame is the base of the entire vehicle, connecting all related assemblies into a whole and serving as the assembly foundation of the vehicle. The frame's role is to support the total mass of the vehicle and convert the torque from the transmission system into the driving force for the vehicle's movement. The suspension refers to all the force-transmitting connection devices between the vehicle's frame and axle. Its function is to transmit forces and torques acting between the wheels and the frame, as well as to cushion the impact forces transmitted from uneven road surfaces to the frame or body, reducing the resulting vibrations to ensure smooth vehicle operation.
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DelMichael
08/10/25 10:48pm
After driving for so many years, I think the vehicle's running system consists of what we commonly refer to as four main parts: the suspension system is responsible for absorbing shocks, such as shock absorbers and springs, making the ride less bumpy; the steering system includes the steering wheel and steering gear, helping us turn easily; the braking system has brake discs and brake pads, ensuring timely deceleration and stopping; and finally, the tires and wheels, which are in direct contact with the ground. Regular maintenance is essential, like checking tire pressure every month—too high or too low affects safety. Aging suspension components may leak oil, so replace them in advance to avoid breaking down on the road. I’ve learned my lesson—once I ignored a strange noise from the suspension, and it cost me a thousand bucks for a tow truck. Keep these in mind, and your drive will be smoother and more comfortable, especially on long trips when small bumps are handled well, making the journey much less tiring.
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