Suzuki TS TC OEM Headlight Bulb my sku 7787

Used Product tested with a battery--see pictures.  5 1/4 diameter, bottom edge is straight. Bulb has Suzuki logo at the front top. Both high and low beams work properly.  This light has a very elaborate mounting system with its adjusting spring.  Front marked Koito Japan XH11, marking on rear  marked 12V 35/25 WSuzuki Parts catalog shows it being part number 3521-20611 fitting many TS TC 1969-1972 models.

I also have a matching NOS chrome front mounting spring available in a separate sale.