About the Metra 82-9303
What's in the box:
- Two speaker adapter brackets
- Eight 1/2" Screws
Other info:
- MFR # 82-9303
- Item # 120829303
- California customers: Please click here for your Proposition 65 WARNING.
More details on the Metra 82-9303

Product Research
Features
Overview: The 82-9303 brackets are compatible with many 1999-2010 3 Series BMWs, designed to allow easy replacement of the factory speakers with select aftermarket 5¼" speakers. The speakers are top mounted to the brackets, which are then bottom mounted to the door panel. Please enter your information to confirm fit.
Dimensions:
- Outer Diameter: 6.23"
- Inner Diameter: 6.015" (maximum speaker frame diameter)
- Speaker Cutout: 5.08"
- Height: 0.8"
- Height Offset: 0.45" (the speaker is lowered 0.45" from the bracket's mounting plane)
- Screw Hole Spacing:
- Four Hole Pattern:
- Perimeter: 3.625" to 4.08"
- Diagonal: 5.15" to 5.707"
- Three Hole Pattern:
- Perimeter: 4.5" to 4.964"
- Four Hole Pattern:
The Metra 82-9303 replaces these items:

Scosche SABW525 Speaker Mounting Brackets
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