The Yamaha FZS1000 FZ1 uses 7443 and 1157 bulb sizes for front turn signals, while rear turn signals require 7440 and 1156 bulb sizes. A replacement chart covering 2001 through 2015 contains vehicle production years paired with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.