Car Parts That Start With The Letter W

23 Car Parts That Start With The Letter W

Have you ever wondered how many car parts that start with the letter W? Well, wonder no more! In this article, I will take a closer look at some of the essential car parts starting with W.

Whether you’re a car enthusiast or simply curious about how your vehicle works, I’m confident you’ll find something of interest in this article.

So, fasten your seatbelts and let’s dive into the world of car parts that start with W!


Car Parts That Start With The Letter W

Below are some car parts starting with the letter W (In alphabetical order):

1. Warning Light

The Warning Light is an essential component of your car’s dashboard. It illuminates when there’s a problem with your vehicle, such as low oil pressure, engine temperature, or low fuel. Ignoring the warning light can lead to significant damage to your car’s engine, transmission, or other components.

2. Water Pump

The Water Pump ensures that the engine remains cool and functional by circulating coolant through the engine block. It consists of an impeller that pumps the coolant through the engine block and a pulley that rotates the impeller. A malfunctioning water pump can cause the engine to overheat, leading to engine failure.

3. Water Sensor

The Water Sensor is a crucial component that measures the coolant temperature and sends signals to the car’s computer. The computer then adjusts the engine’s performance to optimize fuel efficiency, reduce emissions and prevent overheating. A malfunctioning water sensor can cause engine overheating, reduced fuel economy, and rough idling.

4. Water Temperature Meter

The Water Temperature Meter is a gauge that shows the engine’s temperature. It indicates whether the engine is running hot or cold. A malfunctioning temperature meter can lead to engine damage or overheating.

5. Wax Thermostatic Element

The Wax Thermostatic Element is a component that regulates the engine’s temperature by controlling the flow of coolant. It’s designed to open or close the valve in the thermostat housing based on the engine temperature. A malfunctioning Wax Thermostatic Element can cause the engine to overheat or run cold.

6. Wheel

The Wheel is an essential component that supports the car’s weight, provides traction, and helps with steering. It’s made of steel or aluminum and contains a tire that’s inflated with air. A damaged or worn-out wheel can lead to reduced vehicle control, tire damage, or a flat tire.

7. Wheel Bearings

The Wheel Bearings are a set of small steel balls or rollers that help the wheels rotate smoothly. They’re positioned inside the hub and are lubricated with grease to reduce friction. Worn-out or damaged wheel bearings can cause wheel wobbling, noise, or even wheel detachment.

8. Wheel Cylinder

The Wheel Cylinder is a component of the drum brake system that creates hydraulic pressure to push the brake shoes against the brake drum. It consists of a cylinder, piston, and two rubber cups that push the brake shoes. A malfunctioning wheel cylinder can cause reduced braking power or brake failure.

9. Wheel Stud

The Wheel Stud is a threaded component that connects the wheel to the hub. It’s designed to hold the wheel securely in place and resist the rotational force applied to it. A damaged or worn-out wheel stud can cause wheel detachment, leading to a dangerous situation.

10. Wheel Trim

The Wheel Trim is a decorative component that covers the wheel’s outer rim. It’s made of plastic or metal and adds a touch of style to the vehicle’s appearance.

11. Wheel Well

The Wheel Well is the space between the wheel and the car’s body. It provides room for the wheel to move up and down while driving. It’s important to keep the wheel well clean to prevent rust, debris buildup, and damage to the suspension components.

12. Whistle Tip

The Whistle Tip is a small device that’s installed on the car’s exhaust system to create a unique sound. It produces a high-pitched whistle sound as the exhaust gases pass through it. However, it’s illegal in some states and can lead to a ticket or a fine.

13. Wind Deflectors

The Wind Deflectors are installed on the car’s windows to reduce wind noise, improve aerodynamics, and prevent rain from entering the cabin. They come in different shapes and sizes and can be installed on the front, rear, or side windows.

14. Window

The Window is a transparent component that provides visibility and protects the passengers from external elements. It’s made of tempered glass and can be opened or closed using a window regulator. A broken or damaged window can compromise the safety of the passengers and should be repaired or replaced immediately.

15. Window Crank

The Window Crank is a component that’s used to manually raise or lower the car’s windows. It’s commonly found in older cars and consists of a handle, gear, and a spindle. A malfunctioning window crank can make it difficult to operate the window, and it should be replaced if necessary.

16. Window Motor

The Window Motor is a component that’s used to power the car’s electric windows. It’s located inside the car door and is controlled by the window switch. A faulty window motor can cause the window to stop working, making it difficult to open or close the window.

17. Window Seal

The Window Seal is a rubber component that’s installed around the window to prevent water, dust, and debris from entering the cabin. It’s important to keep the window seal clean and free of debris to prevent water leaks and damage to the interior components.

18. Windscreen Wiper

The Windscreen Wiper is a component that’s used to clean the car’s windshield. It consists of a wiper blade that’s attached to an arm and is powered by a motor. It’s important to replace the wiper blades regularly to ensure visibility and prevent damage to the windshield.

19. Windshield

The Windshield is a component that provides a clear view of the road ahead and protects the passengers from external elements. It’s made of laminated glass and can withstand impact and extreme temperatures. A damaged or cracked windshield should be repaired or replaced immediately.

20. Windshield Washer Fluid

The Windshield Washer Fluid is a liquid that’s used to clean the windshield. It’s stored in a reservoir and is sprayed onto the windshield using a nozzle. It’s important to keep the windshield washer fluid topped up to ensure visibility and prevent damage to the wiper blades.

21. Windshield Wiper

The Windshield Wiper is a component that’s used to clean the car’s windshield. It consists of a wiper blade that’s attached to an arm and is powered by a motor. It’s important to replace the wiper blades regularly to ensure visibility and prevent damage to the windshield.

22. Wiring Connector

The Wiring Connector is a component that’s used to connect electrical wires in the car’s wiring system. It consists of a male and a female connector that fit together to create a secure connection. A faulty wiring connector can cause electrical problems in the car and should be replaced if necessary.

23. Wood Trim

The Wood Trim is a decorative component that’s installed on the car’s interior to add a touch of luxury and elegance. It’s made of high-quality wood and can be found on the dashboard, door panels, and center console. It’s important to keep the wood trim clean and well-maintained to preserve its appearance and prevent damage.


In conclusion, car parts that start with W play an essential role in maintaining the car’s performance, safety, and appearance.

From the Wheel to the Wax Thermostatic Element, each component serves a specific purpose and requires proper maintenance to ensure longevity and optimal performance.

Do you know any other car parts that start with the letter W that are not in the list? Share your answers in the comment section below and I’ll update the list as soon as possible.

And, if you are looking for other car parts that starts with other letters, make sure you check my blog posts related to car parts starting with other letters. Such as:

  • Car Parts Start With Letter U
  • Car Parts Start With Letter V
  • Car Parts Start With Letter X
  • Car Parts Start With Letter Y

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