{"product_id":"dual-filament-6v-21-3cp-scooter-taillight-bulb-for-bay15d-s25-base","title":"Dual-Filament 6V 21\/3CP Scooter Taillight Bulb for BAY15d S25 Base","description":"\u003ch2\u003eTwin-Filament Rear Bulb for Vintage Scooters and Motorcycles\u003c\/h2\u003e\u003cp\u003eThis 6V 21\/3CP twin-filament bulb suits vintage scooters and motorcycles that take a BAY15d S25 base. Use it to replace the taillight or stop\/tail bulb in your rear lighting. It is one of the \u003ca href=\"\/collections\/scooter-lights\"\u003escooter lights \u0026amp; bulbs\u003c\/a\u003e that deliver a brighter brake light alongside a dimmer running light, which helps keep you visible on the road.\u003c\/p\u003e\u003ch3\u003eHow the Two Filaments Work\u003c\/h3\u003e\u003cp\u003eThe bulb carries two filaments. The brake filament is the brighter of the pair at 21 candlepower, and the tail filament is dimmer at 3 candlepower. Because the two output levels differ, drivers behind you can tell when you are braking versus simply running with your lights on.\u003c\/p\u003e\u003ch3\u003eBase and Installation\u003c\/h3\u003e\u003cp\u003eThe offset BAY15d bayonet base has a 15mm diameter, so it seats in matching sockets without trouble. As with most vintage scooter bulbs, it drops straight into the existing socket and takes the place of the old bulb with no modifications needed.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating:\u003c\/strong\u003e 21\/3CP (21CP stop, 3CP tail)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Type:\u003c\/strong\u003e BAY15d offset bayonet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Diameter:\u003c\/strong\u003e 15mm (0.6\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Tail \/ stop \/ combination rear lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilaments:\u003c\/strong\u003e 2 (dual-contact base)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 6V vintage scooters and motorcycles with a BAY15d (S25) dual-filament tail\/stop bulb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eVintage Vespa, Honda and other classic 6-volt scooters and motorcycles (check the bulb chart for your model)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your socket matches: BAY15d offset bayonet, 15mm (0.6\") base, 6 volt, 21\/3CP dual filament.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-lights\"\u003eScooter Lights \u0026amp; Bulbs\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138442494009,"sku":"TT-25670","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/dual-filament-6v-21-3cp-taillight-bulb-for-bay15d-s25-base-1.jpg?v=1794375303","url":"https:\/\/www.trendtimes.com\/products\/dual-filament-6v-21-3cp-scooter-taillight-bulb-for-bay15d-s25-base","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}