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GMC SIERRA 1500-3500 1999 speakers

Car speaker fit guide - GMC SIERRA 1500-3500 1999

According to our database, here are the speakers types that go in your GMC SIERRA 1500-3500 1999 car, along with their location:

  • Front: 6-3/4"
  • Rear: 4" x 6"
  • Front door: 6-3/4"
  • Rear side panel: 4" x 6"

You can browse our speaker offerings for your GMC SIERRA 1500-3500 1999 car in the following categories:

4x6" Speakers are commonly used as front speakers for select GM vehicles. Browse our large selection of aftermarket 4 by 6 car speakers designed to maximize your listening experience and delivering a balanced music reproduction.
6-3/4" Speakers fit in most vehicles and are able to enhance the acoustic clarity of your audio system. Find a large selection of 6.75 inch speakers capable of producing clear sound and strong bass.

DISCLAIMER: This fit guide is only to be used only as a rough estimate. Different trim levels and/or the presence of a factory premium audio system may cause your particular vehicle's specifications to differ from this fit guide. Sonic Electronix recommends that you consult your professional installer prior to determining your actual speaker size. Please also consider the mounting depth of the speakers to ensure that they fit properly without hindering operation of any windows or internal OEM parts.