Sierra 18-2200 Lower Unit Gear Set

Sierra 18-2200 Gear Set

Sierra replacement lower unit gear set for Mercruiser.

• For 888 s/n 3106717 & up
• For #1 units s/n 3469428 & up except MR/Alpha unit (which have no pre-load pin top drive shaft)

Interchangeable with:

• GLM
• 11300
• Mercruiser Stern Drive
• 43-96084A4
• 43-61027