BMW F70 F74 Rear Door Card Speaker Tweeter High Tone Left Right N/O/S 5B73242

The BMW F70 F74 Left Right Rear Door Tweeter Speaker is a precision audio system component designed for installation in the rear doors of BMW vehicles. Engineered as a factory-fit part, it ensures consistent sound with other speakers and stable operation in the demanding automotive interior environment. This is a practical solution for both repairing a damaged tweeter and refreshing the acoustics in the rear cabin.

Specifications and technical data

• SKU: 5B73242
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5B73242
• Substitutable numbers: 5B73242, 65135B73242, 5A592D4, 65135A592D4
• Location on the vehicle: Rear, Right, Left
• Category: Door Panels

Purpose and Vehicle Placement

The presented tweeter is dedicated for installation in the left or right rear door, allowing for flexible use of the component depending on service needs. Its placement in the upper part of the door trim panel aids in better dispersion of high frequencies and improves sound clarity for rear seat passengers.

Thanks to its factory-matched design to BMW door structures, the speaker integrates with original mountings and enclosures, minimizing the need for modifications and facilitating installation as part of standard work on Door Trims.

Technical and Functional Characteristics

As a high-frequency speaker, the tweeter is responsible for reproducing higher frequencies, crucial for sound detail – such as vocals, instrument nuances, and onboard system signals. Using a dedicated tweeter in the rear doors allows for:

• complementing the frequency response of the factory BMW audio system,
• maintaining a consistent sound character between the front and rear of the cabin,
• reducing distortion caused by overloading mid-range speakers with high frequencies.

The component is structurally prepared to work with the BMW electrical system, promoting stable operating parameters and proper integration with the factory amplifier or head unit.

Integration with BMW Door Trim

The speaker is designed as part of a system mounted within the Door Trims, ensuring its shape and mounting method are adapted to factory panels. Proper fit minimizes the risk of mechanical resonances and unwanted vibrations that could degrade listening quality.

This solution is particularly beneficial when replacing a damaged tweeter in a vehicle where maintaining the original interior appearance and compatibility with existing trim elements is a priority.

Application in Service and Audio Upgrades

This tweeter is suitable for both standard repairs and moderate upgrades to the BMW sound system, where preserving the factory acoustic concept is a priority. Using this component allows for economical replacement while maintaining the original sound character.

For projects aiming to improve sound quality on a reasonable budget, it's worth considering combining original speakers with other audio system components, ensuring electrical and mechanical compatibility of individual parts. In such a scenario, the rear door tweeter can serve as a solid foundation for further modifications.

Expanding the BMW Door Zone

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other parts from the same group, such as panels, inserts, or additional modules mounted within the trim, check the available parts in the category BMW Door Trims.

For more extensive projects aimed at improving interior comfort and acoustics, where you are combining original speakers with other used components, the guide describing a safe approach to such modifications may be helpful – you can find it in the article Tuning with Used Parts – How to Gain Performance Without Losing a Fortune.