Volvo 780 Bertone Rear Speakers Pair OEM 6x9 3-Way 4 Ohm Optimus 12-1719
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Part Name: Rear Speakers (Pair)
Manufacturer: Optimus / Tandy Corp.
Fitment: Volvo 780 Bertone Coupe (1986–1991)
This listing is for a pair of rear 6x9” 3-way speakers removed from a 1990 Volvo 780 Bertone.
These Optimus 12-1719 speakers were installed as part of a premium audio setup, offering clear mids, strong bass, and crisp highs for rear cabin sound.
Each speaker features a 3-way cone design, 4 Ohm impedance, and rated 7A5 power.
Perfect upgrade or OEM-style replacement for vintage Volvo audio restoration projects.
Vehicle Compatibility (Reference):
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Volvo 780 Bertone (1986–1991)
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May fit other Volvo 700-series models with 6x9 rear speaker openings
Features:
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Genuine Optimus 6x9” 3-Way Speakers (Model 12-1719)
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4 Ohm impedance
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Metal basket with foam surround
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Standard rear-mount design
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Tested and functional
Condition Notes:
Used OEM speakers in tested working condition.
Cones intact — foam shows mild aging from use.
Light cosmetic wear consistent with age; no damage to terminals or magnet structure.
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