What year is a browning bt-99 with a serial number of 37D18052?

To determine the year of manufacture for a Browning BT-99 shotgun with the serial number 37D18052, you can refer to Browning's serial number lookup resources. The "37D" prefix indicates that this shotgun was likely produced in 1975. However, for the most accurate information, it's best to consult Browning's official records or a knowledgeable firearms expert.