Sierra 18-2201 gear set 1.50:1 ratio replaces 43-18410A2 & 43-18411A2. Includes 18-1142 bearing. For most V-8 Drives and GEN-II drives sn#999999 & Below. Drive gear has 22 teeth, Driven gear has 20 teeth
Fits Mercruiser Drives 225 s/n 3856268 to 4200499, 260 s/n 4898730 to 6225576, 898/228 s/n 4782330 to 6225576, 888 s/n 3106717 & up, Mercruiser R, MR, Alpha One s/n 6225577 & up
Fits Mercruiser Drives 225 s/n 3856268 to 4200499, 260 s/n 4898730 to 6225576, 898/228 s/n 4782330 to 6225576, 888 s/n 3106717 & up, Mercruiser R, MR, Alpha One s/n 6225577 & up
| Brand | Sierra |
|---|---|
| Cross Reference / Specs | 4359832A4 4359832A2 4318410A2 4318411A2
|
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