High Quality Japanese made slide Diaphragm   31mm Post / Piston

Genuine Mikuni

Replaces OEM: 4BB-14940-00

Fits:

Yamaha:

XJ900 1991-1994

FJ1100

Please crosscheck your parts manual and photograph to make sure this is the part you are looking for. 

Can be picked up at Heidelberg West Vic. Combined shipping is available.