1991 Yamaha FZR 600 "tail light bulb" Questions

...one for brake lights and one for tail lights. The tail light elelements can blow causing that to happen. But that would be a coincidence that BOTH tail light elements have blown at the same

Tail light doesn't light but tail light warning light on dash does and brake light works. Try checking to see if the tail light bulb and brake light bulb are one and the same; this usually means that ...