CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
8 inch diameter 4 ohm full range speaker used in many pinball machine lower cabinets. Hole-to-hole measurement is 7-3/4 inches.
Depending on availability, speaker may be a slightly higher wattage and is considered an upgrade.
Reference:
Replaced by 031-5007-015555-15078-00031-5007-01 for 8 inch diameter 4 ohm speaker.