Genuine OEM Part 65140061B.

Ducati LHS Indicator Switch Block is the OEM SB for 1999 bikes and later:

The Pre 1999 Bikes as below, Ducati has discontinued that LHS Switch Block, the SB 65140061B is the Replacement.

OEM Number: 65140041A, 65140051A, 65140061A, 65140062A, 65140071A, 65140072A

748, 748SP, 748SPS, 750SS, 900 Supersport, 900SS, 916, 916 Senna, 916 SP1, 916 SP2, 916 SP3, 916 SPA (955), 916 SPO, 916 strada, 916S, 916SP, 916SPS, 916SPS Foggy replica, 996, MH900, MH900e, Monster M600, Monster M600 City, Monster M600 Dark, Monster M750, Monster M900, Monster M900 Chromo, Monster M900ie, Monster M900S