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Mazda MX-5 Miata Mazdaspeed Battery Specifications

Battery specifications by year for 2004-2005 Mazda MX-5 Miata Mazdaspeed

Some specifications are estimated based on common fitments. Always verify with your vehicle or a parts professional.

Battery Specs by Generation

YearsBCI GroupCCA RangeNotes
200535550-750- (estimated)Details →
200435550-750- (estimated)Details →

Select Your Year

20052004

Battery Tips for Mazda MX-5 Miata Mazdaspeed

  • BCI Group - Make sure the group size matches your battery tray dimensions
  • CCA (Cold Cranking Amps) - Meet or exceed the OEM specification; higher CCA helps in cold weather
  • AGM vs Flooded - AGM batteries cost more but last longer; required for start-stop systems
  • Terminal Position - "F" or "R" suffix indicates reversed terminal orientation

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