OEM Lamp R10W 12v -#181746 (ex 8224390) (181746)
OEM Piaggio/Aprilia Bulb R10W 12v -#181746 (ex AP8224390)
Used as turn signal bulb for nearly every U.S. market Aprilia, Vespa, and Piaggio. Also used as the running light / license plate light for Ural Motorcycles.
Has straight pins. Compare with photo below before ordering.