Chrysler Lower Unit Seal Kits

Refine Parts List
Model/HP

(6 to 150)
Year

(1970 - Up)

Model/HP

Year

Sierra Gear Housing Seal Kit

Mallory Gear Housing Seal Kit

61978-Up18-2637-1 -
7.51978-Up18-2637-1 -
9.91997 & prior18-2638 -
151997 & prior18-2638 -
9.9199818-2697-1 -
15199818-2697-1 -
201972-197818-2639 -
251972-197818-2639 -
25198918-2636 -
251996-199718-2624 9-74205
25199818-2629 -
351970-197218-2630 -
351972 1/218-2636 -
35197318-2630 -
351974-197518-2636 -
351986-199118-2639 -
35 B1989-199118-2636 -
401992-199418-2636 -
501984-199418-2636 -
551972 1/2-197418-2636 -
55(2)1978-198218-2630 -
55(1)198318-2633 -
60(2)1984 & Prior18-2630 -
60(1)198518-2633 -
65(1)All18-2633 -
701970-197318-2631 -
70197918-2631 -
701991-199518-2635 9-74204
751975-197918-2631 -
751980-198318-2632 -
751996-199818-2635 9-74204
75199918-2626 9-74200
851980-198918-2632 -
85 L Drive198918-2640 -
901974-197718-2631 -
90198318-2632 -
901990-199418-2640 -
901995-199918-2626 9-74200
90 L Drive1990-199118-2640 -
1051970-197618-2631 -
1051979-198318-2632 -
1201990-199418-2640 -
1201995-199918-2626 9-74200
125(3)1983-198918-2632 -
125 D & E(4)198918-2640 -
125 L Drive198918-2640 -
1501989-199418-2640 -

Model/HP

Year

Sierra Gear Housing Seal Kit

Mallory Gear Housing Seal Kit

Notes:
(1) : With one piece lower units
(2) : With two piece lower units
(3) : 1989 A,B,C Models Only
(4) : Chrysler/ Force mid-year model changes are designated with a letter. i.e. 1991A versus 1991B. In order to choose the correct part, you must know which model you have. Older model engines will have a metal placard inside the engine up by the carburator with the model, serial number and year listed. Newer models will have a plastic tag with the information fixed to the clamp bracket on the left side.
Refine Parts List
Model/HP

(6 to 150)
Year

(1970 - Up)
Blowout
Save 23%-29% Off.
Lower Unit Seal Kit - Sierra
Your Price: $56.99
Save: $11.05
(16% Off $68.04)
Part # 18-2624
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Replaces OEM part #
  • CHRYSLER FORCE 26-85090A2
  • MERCURY/MARINER 28-85090A2
Kit Contains:
    ( 1 ) 18-0579 Oil Seal - replaces O.E.# 26-41131
    ( 1 ) 18-0580 Oil Seal - replaces O.E.# 26-41132
    ( 2 ) 18-0586 Seal - replaces O.E.# 26-99325
    ( 1 ) 18-7419 O-Ring - replaces O.E.# 25-69202
    ( 1 ) 18-2562 Gear Hsg to Face Plate Gasket - replaces O.E.# 27-99326-1
    ( 2 ) 18-2945 Washer - replaces 12-20260
    ( 1 )18-2742 Boot - replaces O.E.# 85552
    ( 2 ) 18-2560 Washer - replaces O.E.# 12-86645
    ( 1 ) 18-7135 O-Ring - replaces O.E.# 25-35276
    ( 2 ) 18-7188 O-Ring - replaces O.E.# 25-805726
    ( 1 ) 18-7956 O-Ring - replaces O.E.# 25-85549
    ( 1 ) 18-7957 O-Ring - replaces O.E.# 25-85594
    ( 1 ) 18-7959 O-Ring - replaces O.E.# 25-99691
    ( 1 ) 18-8348 Slinger - replaces O.E.# 25-86203
Lower Unit Seal Kit for Mercury/Mariner, Chrysler/Force Outboard 26-43035A4, GLM 87590 - Sierra
Your Price: $50.99
Save: $14.19
(21% Off $65.18)
Part # 18-2626
Replaces OEM part #
  • CHRYSLER FORCE 26-43035A4

  • MERCURY/MARINER 26-43035A4

  • Contains:
    ( 1 ) 18-0522 Oil Seal, replaces O.E.# 26-43036
    ( 1 ) 18-0583 Oil Seal, replaces O.E.# 26-43035
    ( 1 ) 18-2002 Oil Seal, replaces O.E.# 26-76868
    ( 1 ) 18-2053 Oil Seal, replaces O.E.# 26-70081
    ( 1 ) 18-2054 Oil Seal, replaces O.E.# 26-816464
    ( 1 ) 18-2563 Face Plate to Water Pump Cover Gasket, replaces O.E.# 27-43034-1
    ( 1 ) 18-2564 Water Pump Base to Face Plate Gasket, replaces O.E.# 27-43033-1
    ( 1 ) 18-2565 Water Pump Base to Gear Housing Gasket, replaces O.E.# 27-817277
    ( 1 ) 18-2566 Face Plate to Water Pump Cover Gasket, replaces O.E.# 27-817277
    ( 3 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-4261 Washer, replaces O.E.# 19643
    ( 1 ) 18-7188 O-Ring, replaces O.E.# 25-805726
    ( 1 ) 18-7198 O-Ring, replaces O.E.# 25-45710
Lower Unit Seal Kit - Sierra
Your Price: $68.99
Save: $12.87
(15% Off $81.86)
Part # 18-2629
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Replaces OEM part #
  • CHRYSLER FORCE 26-85090A1

  • MERCURY/MARINER 25-85090A1

  • Contains:
    ( 2 ) 18-2006 Seal, replaces O.E.# 25-33467
    ( 2 ) 18-2560 Washer, replaces O.E.# 12-86645
    ( 1 ) 18-2562 Gear Housing to Face Plate Gasket, replaces O.E.# 27-99326-1
    ( 1 ) 18-2742 Boot, replaces O.E.# 85552
    ( 2 ) 18-2945 Washer, replaces O.E.# 12-20260
    ( 1 ) 18-7135 O-Ring, replaces O.E.# 25-35276
    ( 1 ) 18-7419 O-Ring, replaces O.E.# 25-69202
    ( 1 ) 18-7956 O-Ring, replaces O.E.# 25-85549
    ( 1 ) 18-7957 O-Ring, replaces O.E.# 25-85594
    ( 1 ) 18-8348 Slinger, replaces O.E.# 25-86203
Lower Unit Seal Kit for Chrysler/Force Outboard FK1060, GLM 87800 - Sierra
Your Price: $26.99
Save: $1.50
(5% Off $28.49)
Part # 18-2630
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Replaces OEM part #
  • CHRYSLER FORCE FK1060
Lower Unit Seal Kit for Chrysler/Force Outboard FK1061 - Sierra
Your Price: $43.99
Save: $8.64
(16% Off $52.63)
Part # 18-2631
Replaces OEM part #
  • CHRYSLER FORCE FK1061
Lower Unit Seal Kit for Chrysler/Force Outboard FK1063-2, GLM 87803 - Sierra
Your Price: $55.99
Save: $9.27
(14% Off $65.26)
Part # 18-2632
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Replaces OEM part #
  • CHRYSLER FORCE FK1063-2

  • Contains:
    ( 3 ) 18-2244 Washer, replaces O.E.# 10-79953A2
    ( 1 ) 18-7127 O-Ring, replaces O.E.# 25-F84305
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-817472
    ( 1 ) 18-0512 Seal, replaces O.E.# 26-F84307-1
    ( 1 ) 18-7169 O-Ring, replaces O.E.# 25-F24278
    ( 1 ) 18-7176 O-Ring, replaces O.E.# 25-90011
    ( 1 ) 18-7467 O-Ring, replaces O.E.# 25-54030
    ( 1 ) 18-7141 O-Ring, replaces O.E.# 802047
Hurry! Only 1 left in stock
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Replaces OEM part #
  • CHRYSLER FORCE FK1127
Lower Unit Seal Kit - Sierra
Your Price: $40.99
Save: $7.98
(16% Off $48.97)
Part # 18-2635
Replaces OEM part #
  • CHRYSLER FORCE 26-814669A2

  • MERCURY MARINER

  • Contains:
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-81742
    ( 1 ) 18-0622 Gasket, Lower Wear Plate, replaces O.E.# 27-19701
    ( 1 ) 18-2051 Seal, replaces O.E.# 26-69188
    ( 1 ) 18-2052 Seal, replaces O.E.# 26-69189
    ( 3 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 2 ) 18-7168 O-Ring, replaces O.E.# 25-48171
    ( 1 ) 18-7173 O-Ring, replaces O.E.# 25-30224
    ( 1 ) 18-7950 O-Ring, replaces O.E.# 25-45258
Lower Unit Seal Kit for Chrysler/Force Outboard 26-820645A1, GLM 87810 - Sierra
Your Price: $15.99
Save: $1.89
(10% Off $17.88)
Part # 18-2636
Replaces OEM part #
  • CHRYSLER FORCE 26-820645A1

  • Contains:
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-817472
    ( 1 ) 18-0502 Seal, replaces O.E.# 26-819396
    ( 1 ) 18-0503 Seal, replaces O.E.# 26-F40307-2
    ( 2 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-7116 O-Ring, replaces O.E.# 25-62704
    ( 1 ) 18-7134 O-Ring, replaces O.E.# 25-F40342
    ( 1 ) 18-7141 O-Ring, replaces O.E.# 25-25007
    ( 1 ) 18-7952 O-Ring, replaces O.E.# 25-88657
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Replaces OEM part #
  • CHRYSLER FORCE FK1062

  • Contains:
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-817472
    ( 1 ) 18-0592 Seal, replaces O.E.# 26-F318307
    ( 2 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-7149 O-Ring, replaces O.E.# 25-525555
    ( 1 ) 18-7171 O-Ring, replaces O.E.# 25-F525305
    ( 1 ) 18-7191 O-Ring, replaces O.E.# 25-F474342
Lower Unit Seal Kit for Chrysler/Force Outboard FK1065, GLM 87804 - Sierra
Your Price: $31.99
Save: $7.21
(18% Off $39.20)
Part # 18-2638
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Replaces OEM part #
  • CHRYSLER FORCE FK1065

  • Contains:
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-817472
    ( 1 ) 18-0584 Seal, replaces O.E.# 26-66022,26-F3461
    ( 2 ) 18-0593 Seal, replaces O.E.# 26-F901307-2
    ( 1 ) 18-0623 Gasket, Lower Unit, replaces O.E.# 27-F286555
    ( 3 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-7138 O-Ring, replaces O.E.# 25-F455305
Lower Unit Seal Kit for Chrysler/Force Outboard FK1068, GLM 87805 - Sierra
Your Price: $37.99
Save: $8.98
(19% Off $46.97)
Part # 18-2639
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Replaces OEM part #
  • CHRYSLER FORCE FK1068

  • Contains:
    ( 1 ) 18-0584 Seal, replaces O.E.# 26-66022
    ( 2 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-7134 O-Ring, replaces O.E.# 25-F498618
    ( 1 ) 18-7141 O-Ring, replaces O.E.# 25-25007
    ( 1 ) 18-7176 O-Ring, replaces O.E.# 25-90011
Lower Unit Seal Kit for Chrysler/Force Outboard FK1203-1, GLM 87807 - Sierra
Your Price: $64.99
Save: $11.24
(14% Off $76.23)
Part # 18-2640
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Replaces OEM part #
  • CHRYSLER FORCE FK1203-1

  • Contains:>
    ( 1 ) 18-0500 Seal, replaces O.E.# 26-817472
    ( 1 ) 18-2014 Seal, replaces O.E.# 26-F694305
    ( 1 ) 18-2076 Seal, replaces O.E.# 26-12224
    ( 1 ) 18-2077 Seal, replaces O.E.# 26-14077
    ( 3 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-7426 Grommet, replaces O.E.# 25-30271
    ( 1 ) 18-7127 O-Ring, replaces O.E.# 25-F84305
    ( 1 ) 18-7134 O-Ring, replaces O.E.# 25-F498618
    ( 1 ) 18-7169 O-Ring, replaces O.E.# 25-F24278
    ( 1 ) 18-7176 O-Ring, replaces O.E.# 25-F74305
    ( 4 ) 18-7413 O-Ring, replaces O.E.# 25-62702
Lower Unit Seal Kit - Sierra
Your Price: $39.99
Save: $7.26
(15% Off $47.25)
Part # 18-2697-1
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Replaces OEM part #
  • CHRYSLER FORCE 26-41365A3
  • MERCURY MARINE 26-41365A3

  • Contains:
    ( 2 ) 18-2581 Oil Seal, replaces O.E.# 26-41365
    ( 1 ) 18-0854 Oil Seal, replaces O.E.# 26-66022
    ( 1 ) 18-0585 Oil Seal, replaces O.E.# 26-821928
    ( 1 ) 18-0586 Oil Seal, replaces O.E.# 26-99325
    ( 1 ) 18-2728-1 Water Tube Seal, replaces O.E.# 26-42102-1
    ( 2 ) 18-2945 Washer, replaces O.E.# 12-19183
    ( 1 ) 18-3149-1 Water Pump Base, replaces O.E.# 46-42040A5
    ( 1 ) 18-4261 Washer, replaces O.E.# 19643
    ( 1 ) 18-7162 O-Ring, replaces O.E.# 25-33145
Mallory Seal Kit, Gear Housing 9-74205
Mallory Seal Kit, Gear Housing 9-74205
Spring Sale Price: $51.29
Save: $16.75
(24% Off $68.04)
Part # 9-74205
No Reviews | Write Review
Replaces GLM #:87808
Replaces Original Equipment Manufacturer(OEM):Mercury/Force
Replaces Original Equipment Manufacturer # (OEM #):26-85090A2
Fits Application:18/20/25
Mallory Seal Kit, Gear Housing 9-74204
Mallory Seal Kit, Gear Housing 9-74204
Spring Sale Price: $36.89
Save: $12.08
(24% Off $48.97)
Part # 9-74204
No Reviews | Write Review
Replaces GLM #:87809
Replaces Original Equipment Manufacturer(OEM):Mercury/Force
Replaces Original Equipment Manufacturer # (OEM #):26-814669A2
Fits Application:50/55/60
Mallory Seal Kit, Gear Housing 9-74200
Mallory Seal Kit, Gear Housing 9-74200
Spring Sale Price: $45.89
Save: $19.29
(29% Off $65.18)
Part # 9-74200
Hurry! Only 1 left in stock
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Replaces GLM #:87590
Replaces Original Equipment Manufacturer(OEM):Mercury/Force
Replaces Original Equipment Manufacturer # (OEM #):26-43035A4
Fits Application:30/40/45/50/60 Bigfoot, 70/75/80/90/100/115/125
Mallory Seal Kit 9-74207
Spring Sale Price: $58.49
Save: $17.74
(23% Off $76.23)
Part # 9-74207
No Reviews | Write Review
Replaces GLM #:87807
Replaces Original Equipment Manufacturer(OEM):Chrysler/Force
Replaces Original Equipment Manufacturer # (OEM #):FK1203-1
Fits Application:85-150 Force OB & L drives
Sierra
lower unit seal kit by Malcolm - Covington, GeorgiaJune 22, 2012
the kit works perfect ,a three hour workout , no problems , thanks, malcolm covington, ga.
(1 of 1 people found this review helpful)
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Right Parts! by William - Ogden, UtahJuly 17, 2012
Call center "Adam" @ Ext:106 did a great job finding the right parts I needed to have the mechanic rebuild the lower end seals. Motor is not easy to find parts for except thru IBoats.
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Based On 3 Reviews
seal kit by Jeff - McCool Junction, NebraskaDecember 24, 2011
very good
(1 of 1 people found this review helpful)
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Review for Lower Unit Seal Kit for Chrysler/Force Outboard FK1061 - Sierra by a CustomerFebruary 03, 2009
Shipped really fast.
(1 of 2 people found this review helpful)
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seals by Willie - Moweaqua, IllinoisJune 12, 2012
there was only 2 seals that fit my motor,May have order the wrong one.shipped fast very pleased with that.
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Average Customer Review for Lower Unit Seal Kit - Sierra
Based On 2 Reviews
Great Service by Cory - Lakewood, CaliforniaJanuary 27, 2011
Found what I needed, ordered it and received it in four days. Awesome service. Can't wait to use these parts.
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Review for Lower Unit Seal Kit for Mercury/Mariner 26-814669A2, Chrysler/Force Outboard 26 by a CustomerOctober 02, 2008
Just perfect to get my boat back on the water. I was amazed how past I got it.
(0 of 1 people found this review helpful)
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Got the parts fast!! by Richard - Casa Grande, ArizonaNovember 05, 2010
Great service. Parts came a day ahead of estimated delivery. Ordered on Monday and got boat back on the water by the weekend. Happy Fishing Ya'll!!!
(0 of 2 people found this review helpful)
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Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!
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Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!