What is a 7443 bulb and a 7440 bulb?

The 7443 and 7440 bulbs are types of automotive light bulbs commonly used in brake lights, turn signals, and tail lights of vehicles.

What are the key differences between 7443 and 7440 bulbs?

The main difference between the 7443 and 7440 bulbs lies in their dual-filament design. The 7443 bulb has two filaments for dual brightness levels, while the 7440 bulb has a single filament.

How do I choose the correct bulb for my vehicle?

To choose the correct bulb for your vehicle, refer to your owner's manual or consult with a professional to ensure compatibility with your vehicle's make and model.

What are the specialty and uses of 7443 and 7440 bulbs in vehicles?

7443 and 7440 bulbs are commonly used in brake lights, turn signals, and tail lights due to their compatibility and brightness levels necessary for these functions.