A automobile is a substantial piece of art. An average car contains 30,000 different parts. It’s challenging to remember or even be aware of the names of the countless automotive parts because there are so many of them. Knowing the names of the various automotive parts is really helpful if you’re an engineer or just a car owner, which is what most people are. There are numerous other items to keep in mind in addition to the most popular ones like seats, tires, speedometers, and windscreens.

Do you ever consider the operation of your car? Which car parts are the most crucial, do you know? A responsible vehicle owner must have fundamental knowledge and comprehension of the vehicle they operate. Here are the key car parts you need to know about in case you experience any unforeseen problems or, even worse, a car accident. That is why in this article, I’ll be discussing the names of car parts and their functions.

Let’s dive in!

The basic parts of a car explained with a diagram


Names of basic car parts

The following listed below are the various parts of a car:

diagram of names of car parts


Basically, the car’s engine is its heart. It is by far the most crucial component of any car since without it, a vehicle cannot move. The components of an engine are blocks, heads, pistons, and valves. Fuel is injected into the engine, where it burns in the presence of air to create an air-fuel combination that aids in propulsion.

The engine, which supplies power to drive the car, is a power generator, power plant, or motor. Your car’s engine is its heart. It is a sophisticated device designed to transform the heat from burning gas into the force that rotates the vehicle’s wheels. It is made up of two basic components: the cylinder head, which can be removed, and the lower, heavier cylinder block, which serves as housing for the engine’s major moving parts.


The vehicle’s direction can be changed via the steering system. The front wheels should have the propensity to return to the straight-ahead position following a turn, and any steering mechanism must be precise and simple to operate. To boost the steering effort supplied by the driver, this system uses a gear mechanism known as steering gear. The driver doesn’t have to exert much effort when using this system, which makes maneuvering the car relatively simple.

Lubrication system

There are several moving parts in an engine, and as they rub against one another, they eventually wear out. To avoid the wear-causing metal-to-metal contact between these moving parts, the engine circulates oil between them. Power loss due to friction is reduced when parts are lubricated because they may move more freely with less resistance.

Cooling system

The temperature of the engine parts rises as a result of the combustion of fuel and air inside the cylinder. The performance of the engine and the longevity of the engine parts are directly impacted by this rise in temperature. The cooling system maintains the engine’s working temperature. The technology is created to avoid both overheating and overcooling regardless of the driving circumstances.

Ignition system

The ignition system’s function is to aid in the complete combustion of fuel in each of the engine’s cylinders at the appropriate time, whether through a high-voltage spark or self-ignition. To generate power, the fuel that has been injected into the combustion chamber must be ignited. This is accomplished in a spark-ignition engine using an electric spark. Because the ignition is influenced by the compression of the mixture to high pressure, the compression-ignition engine does not require a separate ignition system.

Electrical system

A starting motor and all the accessories are powered by the electrical system of the engine. A battery, an alternator, a starting motor, an ignition coil, and a heater make up the bulk of the electrical system.


The frame, suspension, axles, and wheels make up the majority of an automobile’s chassis. The frame might take the shape of a typical chassis or it might use unit construction. The fundamental skeleton of the vehicle is formed by the frame in a traditional chassis frame. The engine and body of the vehicle are supported by the frame. Steel square or box-shaped pieces that are strong enough to withstand the weight of the body and other components are used to build the frame.


The zap of energy required to activate electrical components is provided by your car battery. That’s some serious accountability. You’ve probably observed that your automobile won’t start without a battery. Your car operates as a result of a chemical reaction: By providing voltage to the starter, your battery transforms chemical energy into the electrical energy required to run your car.


The alternator keeps your automobile alive when the engine is running, however, the battery is necessary to start your car when it is not functioning. The majority of your car’s electronic parts, such as the headlights, electric steering, power windows, windshield wipers, heated seats, dashboard gauges, and radio, are powered by the alternator while you’re moving or idle.


A radiator helps in the engine’s overheating removal. It is a component of the cooling system for the engine, which also consists of a liquid coolant, hoses for circulating the coolant, a fan, and a thermostat to track coolant temperature. Through the hoses, the coolant moves from the radiator through the engine to dissipate extra engine heat before returning to the radiator.


The engine’s output is transferred to the wheels of the vehicle by the power train. The clutch (on manual transmission cars), gearbox (a set of gears that increases the engine’s turning effort to propel the car), driveshaft, differential, and rear axle make up this component.


The manual gearbox system needs a clutch to momentarily decouple the engine from the wheels. When changing the gear ratio or coming to a complete stop, such a power train disengagement from the engine is needed.


The gearbox and differential unit are connected via the driving shaft, often known as the propeller shaft. The ends of the driveshafts contain universal joints.


The differential’s function is to distribute the power sent from the rear axle shaft to the propeller shaft. When the car turns or hits a ditch, it enables the rear wheels to be driven at various speeds.


Road wheels are mounted on shafts called axles. Through these axles, the necessary drive is delivered to the road wheels.

Forward Axle. This axle, which is a component of the suspension system and is situated in the front of the car, helps in steering and absorbs shocks from the road’s irregular surface. The beam, swivel pin, track rod, and stub axle are their four primary components.

Back axle. The rear axle transfers power between the driving wheels and the differential. It is situated between them. The differential connects the two halves of the back axle, which consists of two half shafts.

Suspension system

The purpose of the suspension system is to dampen vibrations brought on by the up-and-down motion of the wheels on the uneven road surface. The suspension system of a vehicle is made up of springs, connecting links, and shock absorbers. There are two types of suspension systems: rigid and independent suspension systems.

Shock absorber

Shock absorbers are hydraulic (oil) pump-like components that help to regulate how your car’s springs and suspension move during impact and rebound. The primary function of the shock absorber is to guarantee that the tires of the vehicle always remain in contact with the road surface. This ensures the safest control and braking response from your car in addition to minimizing bumps and vibrations.

Braking system

To slow down or stop a moving vehicle, brakes are needed. The braking system is crucial for ensuring the safety of road users and pedestrians. You can use hydraulic or mechanical control to operate the braking system. Hydraulic braking systems make up about 95% of all systems in use today.

Tire US / Tyre UK

Each car has four wheels. The tire is the term used to describe the rubber-filled, dark-colored portion of the wheel. Your tires are fastened to them. Your car tire’s interior is fastened to the rim. Decorative wheels are known as rims, but you’ll frequently hear “rims” and “wheels” used interchangeably. Additionally, some people could mistakenly say “wheel” when they mean “tire.”

Transmission System

The transmission’s primary function is to change the torque that the engine applies to the wheels as needed. By altering the gearing ratio between the driving shaft and the engine output shaft, this is accomplished. A car’s gearbox is called a transmission. It is comparable to the bicycle’s chain and gear shifter mechanism. These parts are always mounted directly on the engine so that the belt and gear system they are connected to can efficiently convert the engine’s combustion power into physical velocity.


A speedometer, which measures a car’s speed, is frequently paired with an odometer, which keeps track of the distance traveled. A speedometer, often known as a speed meter, is a gauge that calculates and shows the current speed of a moving object.

Seat belt

The purpose of a seat belt, often known as a safety belt or seatbelt, is to protect the driver or a passenger of a vehicle from a dangerous movement that could occur during an accident or a sudden stop. By lessening the force of secondary impacts with interior strike hazards, keeping occupants positioned correctly for maximum airbag effectiveness (if equipped), and preventing occupants from being ejected from the vehicle in a crash or if the vehicle rolls over, a seat belt lowers the likelihood of death or serious injury in a traffic collision.

Gear Shift

A car can go forward, backward, or stay neutral using the gearshift. The gearshift is a stick shift for vehicles with manual transmissions. A metal lever attached to an automobile’s transmission is referred to variously as a gear stick, gearshift, or shifter. Its official name is a transmission lever.

Windshield US / windscreen UK

The front window, often known as the windscreen or windshield, offers visibility while shielding occupants from the elements. A type of treated glass called laminated safety glass, which is normally constructed of two curved sheets of glass with a plastic layer sandwiched between them for safety, and bonded into the window frame, is the material used in most modern windshields.

Windshield wiper US / Windscreen wiper UK

A windscreen wiper, also known as a windshield wiper, is a tool used to clean water, washer fluid, snow, ice, rain, and other obstructions from a vehicle’s front window so the driver may see more clearly. Nearly all motor vehicles, including automobiles, trucks, buses, locomotives for trains, cabin-equipped watercraft, and some airplanes, have one or more of these wipers, which are typically required by law.


A headlight is a lamp that is mounted on the front of a car to light the way. Although headlights and headlamps are frequently used interchangeably, in the most formal sense, headlight refers to the gadget’s beam of light, and headlamp to the device itself.

Taillights/Signal lights

Above the bumper on the back of the automobile are positioned the taillights. They are white lights next to red ones that are used to signal when the car is in reverse. Tail lights help you drive safely in the dark by alerting other vehicles to your presence when you’re on the road.

Car hood

A front-engine vehicle’s engine is covered by a hinged cover known as a car hood, sometimes known as a bonnet in certain other countries. Its function is to make the engine accessible for upkeep and repair. Usually, the hood is secured by a hidden clasp. Hood pins can be used to secure the car hood on vehicles with an aftermarket hood and racecars.

Trunk US / Booth UK

In a sedan, coupe, or convertible, the car trunk serves as the major storage space for cargo or luggage. While the word “boot” is frequently used in other English-speaking nations, the phrase “trunk” is largely used in North America. The boot was a compartment that was built into a horse-drawn carriage before cars were invented.

Catalyst converter

An internal combustion engine’s exhaust gas contains poisonous gases and other pollutants that a catalytic converter transforms into less-toxic pollutants by accelerating a redox reaction. Typically employed with internal combustion engines powered by gasoline or diesel, including lean-burn engines, catalytic converters are also occasionally utilized with kerosene heaters and stoves.


The rear, or bottom, of your car, is where you’ll find the mufflers, which are parts of the car exhaust system. They help to reduce engine noise and emissions from vehicles. To protect them from the heat and chemicals emitted by the exhaust system, they are built of steel and covered with aluminum. Mufflers are primarily employed to muffle the obnoxious noises that the engine’s pistons and valves produce.


The exhaust system on your car includes the tailpipe. It is intended to expel exhaust into the air and away from the vehicle, similar to a chimney in a house. Exhaust pipes link to the muffler and are frequently bracketed to the car’s back end. Exhaust pipes are prone to deterioration from aging, failure of brackets, broken seals, and rear-end collisions.

Gas tank US / Petrol tank UK

Your car’s gasoline tank is normally under the back or in the center of the car. It may be necessary to remove it for a variety of reasons, but the most frequent one is to replace the fuel pump. Through a tiny hole that is covered by a gas cap when not in use, this tank can be topped off from the outside. The gas then passes through a few further processes before entering the engine. Gasoline is forced into the fuel lines by the pump. Most cars have strong metal fuel lines that carry fuel from the tank to the engine.

Fuel gauge

A fuel gauge is a tool that gauges the amount of fuel in the car. It includes detecting or sending equipment that aids in calculating the fuel level. The information from the sensing unit is used to calculate the amount of fuel using a gauge or indication that is mounted outside the fuel tank. The fuel level in your gas tank is shown by the lines on the gas gauge, which are spaced every 1/4 of a line. Any number between two lines is an eight. You would have 5/8 of a tank of gas in your car if the needle was between 1/2 and 3/4.

Temperature gauge

Your car’s temperature gauge is made to gauge the coolant temperature in your engine. This gauge will indicate whether the coolant in your engine is cold, normal, or overheated. It is a crucial dial that may be found on your car’s dashboard. The temperature gauge needle should be between the hot and cold signs when the engine is running properly and the coolant is performing its job. Don’t panic if your temperature measurement changes from the “normal” range because this can happen from car to vehicle.

Car trip meter

A trip meter is a device that calculates how far a car, bicycle, or another type of transportation has driven. Most likely, that is trip A’s mileage display on the trip odometer. When you depress the button next to the speedometer, the distance traveled for trip B should be displayed. If you press it once more, the vehicle’s current “overall mileage” should appear.

Rev counter

A tachometer (also known as a revolution counter, tach, rev-counter, or RPM gauge) is a device that measures the speed at which a shaft or disk rotates within a machine, such as a motor. Although digital displays are becoming more prevalent, the gadget typically shows the revolutions per minute (RPM) on a calibrated analog dial.


To make driving safer and more comfortable, modern cars incorporate a wide range of accessories. Self-starting driving and signaling lights, including headlights, taillights, brake lights, parking lights, windshield wipers, horns, and indicators, as well as radios, heating, and air conditioning systems, power steering, and others, are typical examples.

License plate (US)/ Number plate (UK)

The blue and white indication on the license plate is depicted in the image. A license plate is required on every vehicle for identification. There are numerous bumper stickers on this car. You can adorn your car with these items. This is a list of produced automobile components, most of which are for internal combustion engine vehicles.


What are the 5 main parts of a car?

What are the parts of cars called?

a body, which is primarily made of steel, other accessories not used in the vehicle’s movement, and a steel frame. The front and rear axles, steering system, suspension system, wheels, tires, and brakes are some additional important parts.

What are the 8 major parts of the automobile?

body and other accessories, which are not involved in the movement of the vehicle. Other major components include engine, transmission system, front and rear axle, steering system, suspension system, wheels, tyres and brakes.

What are the body parts of car?

Body components, including trim
  • Bonnet/hood. Bonnet/hood. Car cover. Support stick. Hinges and springs.
  • Bumper. Unexposed bumper. Exposed bumper.
  • Cowl screen.
  • Decklid.
  • Fender (wing or mudguard)
  • fascia.
  • Grille (also called grill)
  • Pillar and hard trim.

What is a car panel?

The rocker panels on your car are found along the floor, below the doors, and between the front and rear tires. Steel is used to make rocker panels. They shield the frame of your automobile from exposure to rain and dirt and offer structural stability and continuity between the front and back.

How many parts are in car?

If you include the nuts and bolts, the average car has about 30,000 pieces. A automobile comprises roughly 1,800 separate parts if you count significant components like the engine as one. Numerous thousand pieces make up the engine alone.

What is front part of car called?

Bonnet the front portion of an automobile that houses the engine in British. Hood is a word used in America.

What is under a car?

Your car’s transmission, brakes, axles, and muffler are all located underneath. Any of them might go unnoticed until you experience an issue, such as an oil leak, a piece of your exhaust falling off, or even worse!

What is inside a car?

The steering wheel, car seat, carpet, headliner, door panels, dashboard, and electrical components are typical interior car parts.

Which part is most important in a car?

Engine. Starting with the engine, a vehicle’s most crucial internal component, makes sense. Internal combustion engines, which power the majority of modern automobiles, produce energy by igniting a mixture of air and fuel that drives pistons, which in turn propel the vehicle.

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If you are traveling through an English-speaking country and unexpectedly experience automobile difficulty, you will need to phone for roadside assistance or drive your car to the closest garage. Knowing the names of car parts will be very helpful in this situation. If this occurs, you’ll discover that knowing the names of the various automotive parts will make things lot simpler. In fact, the mechanic will simply explain what needs to be fixed if a minor fix is needed.

That is all for this article, where the various parts of a car are been discussed. I hope you get a lot from the reading, if so, kindly share with other. Thanks for reading, see you around!