THESE ARE 7"GLASS FACED SEMI-SEALED BEAM HALOGEN H4 6V MOTORCYCLE HEADLIGHT! INCLUDES REPLACEABLE H4 HALOGEN 6VOLT 60/55 WATT BULB THIS LISTING IS FORANEW 7" 6 VOLTHIGH/LOW BEAM HALOGEN MOTORCYCLE HEADLIGHT. THESE 7 INCH DIAMETER BULBS FIT MODELS WITH A 6 VOLT ELECTRICAL SYSTEM. THESE HAVE THE ORIGINAL 3 PRONG PLUG DESIGN ON THE BACK SO THEY WILL PLUG RIGHT INTO THE ORIGINAL WIRING HARNESS, NO MODIFICATION NEEDED TO YOUR STOCK WIRING. THESE ARE 7 INCHES IN DIAMETER. THESE ARE GLASS ANDWE WILL TAKE EXTRA CARE IN PACKAGING. IF YOU HAVE ANY QUESTIONS, PLEASE CALL 855-9OCTANE (855-962-8263) NEW