Yanmar Saildrive Drive Shaft O-Ring for SD25 Yanmar Saildrives
This is one of two O-rings required when oil is found in the Saildrive lower gearbox.
If the oil is milky when drained, the two oil seals and two O-rings must be changed.
Fits: SD25 all models
Yanmar Part Number: 196420-12240 – 2 required.