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# GLM11120
Drive Shaft for Mercruiser MR Alpha Lower Unit 1984-1990.It will fit the following applications:
MR Alpha one 1984-90 s/n 6225577 & up
MR/Alpha one Counter Rotating 1984-90 s/n 6225577 & up.
An Alpha drive will have no preload pin on the top of the drive shaft ans will have a plastic water pump housing.
If you have a preload pin then you have a #1 drive.
If you have a stainless steel impeller housing then you have a Generation 2.
This part will not work for either of those applications.
This item Replaces Mercury Quicksilver # 45-42634.
GLM
45-42634
Fits Applications (Click to View)
Mercruiser Stern Drive| Model | Year | HP | Serial # | Notes |
| R/MR/ALPHA ONE (STERNDRIVE) | 1986 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1985 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1984 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1987 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1988 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1991 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1990 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1989 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (STERNDRIVE) | 1983 | 6225577 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1991 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1986 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1985 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1984 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1987 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1988 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1990 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1989 | 6216687 THRU 0D469858 | ||
| R/MR/ALPHA ONE (TRANSOM ASSEMBLY) | 1983 | 6216687 THRU 0D469858 |
| Brand | HP | Model | Year | Cylinders | Serial Number | Part | Notes |
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