Lower Unit Gear Set Mercruiser 43-878087A4 

Lower Unit Gear Set Mercruiser 43-878087A4

Supersedes: 43-42933A2
43-828072A2
43-17064A3
43-42933A3

For Mercruiser Sterndrive models: MR (1984-1990), Alpha One (1984-1990), Alpha One SS (1986-1989) and Alpha One Gen II (1991-1995) Drives.
Mercury Mariner Outboard models: 225 3.0 Carb 1.62:1 standard rotation (1994-1998), 225 3.0 Carb Sea Pro 1.62:1 standard rotation (1994-1998)

The forward gear has a retaining ring to stop needle bearing moving rearward.

Supercedes: 43-42933A2, 43-17064A3, 43-828072A2, 43-828072A2

Don't know if this part is right for your application? Use our handy Mercury Replacement Parts Finder Tool to check. Make sure you know your Model, Year and Serial Number.

NOTICE: Any images shown are representational ONLY and do not necessarily depict the actual part or included items in a particular part or kit. Mercury has been known to remove items depicted in product images such as screws or gaskets from kits they make without notification. For any product content, fitment or application questions on this part please call Mercury Product Support at 920-929-5040.

MSRP: $879.86
Your Price: $879.86
You Save: 0% off MSRP!

NOTE: This Item is a Non-Stocked, Special Order, OEM Mercury Part.
ALL OEM Mercury parts may take up to 7-10 days to ship. All OEM Mercury parts are NON-RETURNABLE! Orders placed on all OEM Mercury parts are NON-REFUNDABLE! Please contact us with the part number and we can assist you with more accurate delivery time estimate.
I Understand the shipping and return terms above and would like to add to my cart. (Please Check Box)
Additonal Info On This Product:

Applications Where This Item Is Used:

R/MR ALPHA ONE STERNDRIVE - R/MR/ALPHA ONE (Transom Assembly) 1983-1990R/MR ALPHA ONE STERNDRIVE - R/MR/ALPHA ONE (Sterndrive) 1983-1990
Reviews On This Product:
(0.00)stars out of 5
# of Ratings: 0