Sierra
Sierra 18-2654 Lower Unit Gear Housing Seal Kit
Your Price: $37.68
Save: $40.52
(51% Off $78.20)
Part # 18-2654 2nd Day Air for $2 More Eligible
SHIPS TODAY!* if ordered in 9 hrs 49 mins.
This item is found in the following Product Families


Mercury 35 - 70 HP Gearcase Assembly Exploded View
Mariner 35 - 70 HP Gearcase Assembly Exploded View
Mariner Gearcase Assembly Exploded View Diagram and Parts Fits 35 & 40 HP 2-Cyl; 50, 60, 65 HP 3-Cyl; 10 HP 3-Cyl; 40,45,50 HP 4-Cyl Figure # …

Mercury 35 - 70 HP Gearcase Assembly Exploded View
Mercury 35 - 70 HP Gearcase Assembly Exploded View
Mercury Gearcase Assembly Exploded View Diagram and Parts Fits 35 & 40 HP 2-Cyl; 50, 60, 65 HP 3-Cyl; 10 HP 3-Cyl; 40,45,50 HP 4-Cyl Figure # …

Replaces OEM part #
  • MERCURY MARINE 26-79831A1

Contains:
( 1 ) 18-2008 Oil Seal, replaces O.E.# 25-56788
( 1 ) 18-2011 Oil Seal, replaces O.E.# 26-90562
( 1 ) 18-2048 Oil Seal, replaces O.E.# 26-24590
( 1 ) 18-2051 Oil Seal, replaces O.E.# 26-69188
( 1 ) 18-2052 Oil Seal, replaces O.E.# 26-69189
( 1 ) 18-2054 Oil Seal, replaces O.E.# 26-816464
( 1 ) 18-2055 Oil Seal, replaces O.E.# 26-79831
( 1 ) 18-2823 Lower Water Pump Base to Face Plate Gasket, replaces O.E.# 27-32769
( 1 ) 18-2824 Upper Face Plate to Pump Body Gasket, replaces O.E.# 27-19551
( 1 ) 18-2825 Water Pump Base Gasket, replaces O.E.# 27-32770
( 1 ) 18-2841 Water Pump Base Gasket, replaces O.E.# 27-19552, 27-77417
( 1 ) 18-2948 Rubber Washer, replaces O.E.# 12-49221-1
( 1 ) 18-7153 O-Ring, replaces O.E.# 25-25439
( 1 ) 18-7155 O-Ring, replaces O.E.# 25-26855
( 1 ) 18-7160 O-Ring, replaces O.E.# 25-31986
( 1 ) 18-7197 O-Ring, replaces O.E.# 25-29619
( 1 ) 18-7115 O-Ring, replaces O.E.# 25-26722
( 2 ) 18-2945 Drain Screw Gasket, replaces O.E.# 12-20260, 12-19183

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Good value
by Frank from Waterloo, Ontario on June 03, 2015
Speedy delivery to Canada, Parts I needed all included with kit. cost 25% of what local dealer 40 km away wanted, mailed right to me Yay! Should of used a bit bigger socket to install seals but other wise smooth install.
(1 of 1 people found this review helpful)
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Gaskets for lower unit
by Roger from Ashland, Kentucky on July 03, 2014
I just there was some directions on re-building the lower gear unit.
(1 of 1 people found this review helpful)
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Good Stuff
by Andrew from Nevada, Iowa on July 02, 2012
This kit contained everything I needed to re-seal my '74 Merc 650 lower unit. seals look decent and perform well. Good Stuff.
(1 of 1 people found this review helpful)
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seal kit
by James from Marathon, New York on April 29, 2012
great part quick ship
(1 of 2 people found this review helpful)
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Q:
Is there a difference between the 18-7160 o-ring and the 18-7160-9 o-ring?
A:
No. They are the same.


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