Car Parts That Start With The Letter A

44 Car Parts That Start With The Letter A

Are you looking for some car parts that start with the letter A? Look no further, you have come to the right place.

In this article, I’ll explore some of the most essential and intriguing car parts starting with the letter A.

Whether you are a seasoned car enthusiast or just starting to explore the world of cars, this article is for you. From axles to air filters, I have got you covered.

So, without further ado, let’s get started with the fascinating world of car parts that start with A.


Car Parts That Start With The Letter A

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

1. ABS Motor Circuit

The ABS motor circuit is an important part of the anti-lock brake system. It controls the motor that pumps the brakes to prevent the wheels from locking up during hard braking.

2. ABS Sensor

The ABS sensor is a small electronic device that monitors the speed of the wheels. It helps the anti-lock brake system prevent skidding and maintain control of the vehicle during sudden stops or turns.

3. ABS Steel Pin

The ABS steel pin is a component of the anti-lock brake system that helps the brakes engage smoothly and evenly. It is typically made of high-strength steel and is designed to withstand high levels of stress.

4. AC Compressor

The AC compressor is a component of the air conditioning system that compresses the refrigerant and circulates it through the system. This allows the air conditioning system to cool the cabin of the car.

5. Accelerator

The accelerator, also known as the gas pedal, controls the speed of the car. When the driver presses down on the accelerator, it opens the throttle and allows more fuel to enter the engine, increasing the car’s speed.

6. Accelerator Pedal

The accelerator pedal is the foot-operated pedal that controls the speed of the car. It is connected to the accelerator and sends a signal to the engine to increase or decrease the car’s speed.

7. Accessory Belt

The accessory belt, also known as the serpentine belt, drives various accessories such as the alternator, power steering pump, and air conditioning compressor. It is an important part of the engine’s accessory drive system.

8. Actuator

An actuator is a mechanical device that converts energy into motion. In a car, actuators are used to control various systems such as the door locks, power windows, and HVAC system.

9. Adjusting Mechanism

The adjusting mechanism is a component of the engine that allows for precise adjustment of various parts such as the timing belt or valve lash. It is typically controlled by a screw or other type of mechanism.

10. Air Blower

The air blower is a component of the HVAC system that blows air through the air conditioning and heating system. It is powered by the engine and is used to circulate air throughout the cabin of the car.

11. Air Conditioning System

The air conditioning system is responsible for cooling the cabin of the car. It includes components such as the compressor, evaporator, and condenser.

12. Air Dam

The air dam is a component of the car’s front bumper that helps to direct airflow around the vehicle. It is typically made of plastic and is designed to reduce drag and improve fuel efficiency.

13. Air Duct

An air duct is a component of the HVAC system that carries air from the blower to the cabin of the car. It is typically made of plastic or metal and is designed to be durable and long-lasting.

14. Air Filter

The air filter is a component of the engine that filters out dirt and debris from the air before it enters the engine. It helps to prevent damage to the engine and improves performance.

15. Air Flow Meter

The air flow meter, also known as the mass air flow sensor, measures the amount of air entering the engine. This information is used by the engine control module to adjust the fuel injection and ignition timing for optimal performance.

16. Air Horn

An air horn is a loud, trumpet-like device that is used to alert other drivers or pedestrians of the presence of the car. It is typically powered by compressed air and is much louder than a traditional car horn.

17. Air Injection Pump

The air injection pump is a component of the emission control system that pumps air into the exhaust system to help reduce emissions. It is typically driven by a belt from the engine and is controlled by the engine control module.

18. Air Intake Housing

The air intake housing is a component of the engine that houses the air filter and helps to direct air into the engine. It is typically made of plastic or metal and is designed to be durable and long-lasting.

19. Air Intake Manifold

The air intake manifold is a component of the engine that distributes air to the cylinders. It is typically made of metal or plastic and is designed to be durable and long-lasting.

20. Air Suspension

Air suspension is a type of suspension system that uses air springs instead of traditional coil springs. It provides a smoother ride and can be adjusted for different driving conditions.

21. Air Vent

The air vent is a component of the HVAC system that allows air to flow into the cabin of the car. It is typically located on the dashboard or the side of the car.

22. Airbag

An airbag is a safety device that inflates rapidly in the event of a collision. It is typically located in the steering wheel, dashboard, or side panels of the car.

23. Airbag Sensors

Airbag sensors are small electronic devices that detect the force of a collision and trigger the airbag to inflate. They are typically located throughout the car and are designed to be sensitive and accurate.

24. Alarm System

The alarm system is a security system that is designed to deter theft or unauthorized access to the car. It typically includes sensors, alarms, and remote-control functions.

25. Alloy Wheel

An alloy wheel is a type of wheel that is made of a combination of metals, typically aluminum and magnesium. They are lighter and more durable than traditional steel wheels.

26. All-Wheel Drive

All-wheel drive is a type of drivetrain system that sends power to all four wheels. It provides better traction and control in slippery or uneven driving conditions.

27. Alternator Air Conditioner

The alternator air conditioner is a component of the air conditioning system that helps to power the compressor. It is typically driven by a belt from the engine and is designed to be durable and long-lasting.

28. Ambient Temperature Sensor

The ambient temperature sensor is a small electronic device that measures the temperature outside the car. It is used by the HVAC system to adjust the temperature inside the car.

29. Ammeter

An ammeter is an instrument that measures the amount of electrical current flowing through the car’s electrical system. It is typically located on the dashboard and is used to monitor the health of the car’s battery and electrical system.

30. Amplifier

An amplifier is a component of the audio system that amplifies the signal from the radio or other audio sources. It is typically located in the trunk or under a seat and is designed to be powerful and efficient.

31. Anchor

An anchor is a component of the car’s safety system that is used to secure a child safety seat or other passenger restraint system. It is typically located on the back seat or in the trunk and is designed to be easy to use and secure.

32. Antenna

The antenna is a component of the car’s audio system that receives radio signals. It is typically located on the roof or rear of the car and is designed to be durable and long-lasting.

33. Antifreeze

Antifreeze is a coolant that is used in the car’s engine to help regulate the temperature. It is typically a mixture of water and glycol and is designed to prevent the engine from freezing or overheating.

34. Anti-Lock Brakes

Anti-lock brakes, also known as ABS, is a safety system that prevents the wheels from locking up during hard braking. It allows the driver to maintain control of the car and prevent skidding.

35. Anti-Roll Bar

The anti-roll bar is a component of the suspension system that helps to reduce body roll during turns. It is typically located under the car and is designed to be durable and long-lasting.

36. A-Pillar

The A-pillar is the vertical support at the front of the car’s windshield. It provides structural support and helps to protect the occupants in the event of a collision. A damaged A-pillar can lead to reduced safety in the event of a collision.

37. Armrest

An armrest is a component that is attached to the car’s seats. It provides a comfortable resting place for the driver and passengers’ arms. A damaged or missing armrest can lead to discomfort during long drives.

38. Artillery Wheel

An artillery wheel is a type of wheel that is typically found on vintage or classic cars. It is made of metal and has a unique design that resembles a spoked wagon wheel.

39. Ashtray

The ashtray is a component of the car’s interior that provides a place for smokers to dispose of their cigarette ashes. It is typically located on the dashboard or center console and is designed to be easy to clean.

40. Audio System

The audio system is a component of the car’s entertainment system that includes the radio, CD player, and speakers. It is typically located in the dashboard and is designed to be powerful and efficient.

41. Automatic Belt Tensioner

The automatic belt tensioner is a component that is used to maintain the correct tension on the car’s accessory belts. It ensures that the belts operate correctly and do not slip or break. A malfunctioning automatic belt tensioner can lead to reduced accessory performance and increased wear on the belts.

42. Automatic Transmission

An automatic transmission is a type of transmission that automatically shifts gears based on the car’s speed and driving conditions. It is designed to be easy to use and provide a smooth ride.

43. Automatic Transmission Speed Sensor

The automatic transmission speed sensor is a small electronic device that measures the speed of the car and sends a signal to the transmission control module. It is typically located on the transmission and is designed to be accurate and reliable.

44. Axle

The axle is a component of the drivetrain system that connects the wheels to the engine. It is typically made of metal and is designed to be strong and durable. It is responsible for transmitting power from the engine to the wheels and allowing the car to move.


In conclusion, there are many car parts that begin with the letter A that are vital to keeping your car running smoothly and safely.

From the alternator to the accelerator pedal, each component plays an important role in ensuring that your car performs at its best.

Do you know any other car parts that start with the letter A 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 B
  • Car Parts Start With Letter C
  • Car Parts Start With Letter D
  • Car Parts Start With Letter E

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