THIS IS A REPLACEMENT HEADLIGHT ASSY THAT HAS JUST A SMALL REPLACEABLE HEADLIGHT BULB SO WHEN SHE BLOWS FOR WHATEVER REASON YOU ONLY NEED TO SPEND 3 BUCKS INSTEAD OF $30. IT DOES USE A DIFFERENT MOUNTING HOLE THAN THE ORIGINAL ASSY. USES BUT THE HOLE IS THERE! ALL YOU NEED TO DO IS SWITCH THE RUBBER PLUG FROM ONE HOLE TO ANOTHER. YOU WILL SEE WHAT I MEAN WHEN YOU LOOK AT YOUR BIKE. ONE OTHER THING THE BLUE WIRE ONLY HAS 1 FEMALE CONNECTOR AND NORMALLY HAS TWO (ONE GOES TO HIGH BEAM INDICATOR) (ONE GOES TO HEAD LIGHT BULB)...., see our TM5 and TM6 LISTED BELOW ON THIS PAGE IF YOU WANT TO KEEP IT LIKE ORIDGINAL, OR JUST SPLICE THE ONE FROM YOUR OLD BULB. C70 PASSPORT HEADLIGHT ASSY WITH REPLACEABLE BULB (400020) 400020$21.95 WANT A 6V ASSY CLICK THIS ORDER BUTTON --> 400020$21.95 WANT A 12V ASSY CLICK THIS ORDER BUTTON --> 400020/HL113$21.95 (TM5) DOUBBLE FEMALE BULLET CONNECTOR TM5$0.29 (TM6) COVER FOR DOUBBLE FEMALE BULLET CONNECTOR TM6$0.25 18 GUAGE SOLDERLESS BUTT CONNECTOR (TM10) TM10$0.59 SOME COMMONLY USED TERMINALS _ CLICK ON PICTURE TO GET TERMINAL'S "TM" NUMBER 6V_25w_25w HEADLIGHT BULB CT200 CT90KO/K1 (ATC110_to_1980) (24N)THESE ARE 6V-25W/25W BULBS THEY FIT CT200 CT90KO CT90K1 ONLY SOLD EA. THEY ALSO FIT OUR 400020 PASSPORT HEADLIGHT ASSY. 24N$2.99 12V_25W/25W HEAD LIGHT BULB (HL113)THIS BULB WORKS TO REPLACE 6V 15/15W & 6V 25/25W BULBS WHEN DOING AN ENGINE CONVERSION. THIS BULB FITS IN OUR (400020 PASSPORT) and OUR (AFT.051) HEADLIGHT ASSY. HL113$2.99 12V_35W_35W COOL_BLUE (201J) 201J$5.59 HEADLIGHT_SOCKET Z50K1/78 CT70K0_HK0 CT90KO_K1 ALL_ATC90'S (23L) HEADLIGHT_SOCKET Z50K1/78 CT70K0_HK0 CT90KO_K1 ALL_ATC90'S (23L) 23L$6.99