Yanmar SD Series Saildrive Outer Securing Band, Part Number 196420-02740

Genuine Yanmar Saildrive Outer Securing Band.

This is a genuine 196420-02740 Yanmar Outer Securing Band for all SD20, SD25, SD30, SD31 and SD50 Saildrives. 

Yanmar Saildrive's Diaphragm bellows should be changed every 7 years, often as an insurance requirement. 

Yanmar Part Number 196420-02740

Please note:

Diaphragm Part A required is 196420-02712.

Diaphragm Part B is Part Number 196420-02720.

The inner securing band is Part Number 196420-02730.

For Yanmar diesel engines: 
SD20,  SD25, SD30,  SD31, SD40 and SD50 Saildrives.