Welcome to WholesaleMarine.com

CALL TOLL-FREE
M-F 9:00 AM - 6:00 PM EST
1-877-388-2628
My Cart (0)

Free Shipping Promo

MR/ALPHA Lower Gear Housing Components for Mercruiser

SKU # SIE-18-2401.1

Be the first to review this product

Availability: In Stock - Ships Today

* Required Fields

Starting At:

$1.11

Our Price $0.45

* Required Fields

SKU# SIE-18-2401.1

Description
SKUPart #Retail PriceOur PriceSavings 
SIE-18-24011$1461.13$1106.66You Save 24%
SIE-18-31092$4.83$3.44You Save 29%
SIE-18-31103$3.08$1.91You Save 38%
SIE-18-71584$1.68$0.76You Save 55%
SIE-18-74265$1.65$0.78You Save 53%
SIE-18-42707$1.41$0.59You Save 58%
SIE-18-31169$41.18$26.86You Save 35%
SIE-18-311410$7.35$5.69You Save 23%
SIE-18-301711$19.23$14.16You Save 26%
SIE-18-291512$2.40$1.42You Save 41%
SIE-18-311713$5.68$3.95You Save 30%
SIE-18-291414$2.40$1.49You Save 38%
SIE-18-342015$29.29$22.03You Save 25%
SIE-18-201316$13.36$8.01You Save 40%
SIE-18-201417$15.27$10.32You Save 32%
SIE-18-717618$2.44$1.27You Save 48%
SIE-18-291919$2.73$1.67You Save 39%
SIE-18-234620$4.75$3.61You Save 24%
SIE-18-114321$42.79$35.14You Save 18%
SIE-18-229422$9.11$6.41You Save 30%
SIE-18-218023$551.57$380.83You Save 31%
SIE-18-215031$39.52$27.83You Save 30%
SIE-18-426725$2.71$0.63You Save 77%
SIE-18-234026$1.11$0.45You Save 59%
SIE-18-215427$19.60$13.92You Save 29%
SIE-18-715328$1.72$0.78You Save 55%
SIE-18-294432$2.40$1.38You Save 43%
SIE-18-322633$8.49$8.49 
SIE-18-236134$2.69$2.69 
SIE-18-294536$1.25$0.66You Save 47%
SIE-18-224437$2.91$1.74You Save 40%
SIE-18-319938$5.26$4.12You Save 22%
SIE-18-319839$5.80$3.67You Save 37%
SIE-18-319740$1.91$1.31You Save 31%
SIE-18-234441$1.54$1.27You Save 18%
SIE-18-601142$12.57$8.77You Save 30%
SIE-18-624543$3.39$2.65You Save 22%
SIE-18-111744$43.99$32.39You Save 26%
SIE-18-2206-145$534.00$534.00 
SIE-18-234346$1.53$0.86You Save 44%
SIE-18-371947$4.85$2.97You Save 39%
SIE-18-213048$76.59$53.40You Save 30%
SIE-18-228649$89.44$66.69You Save 25%
SIE-18-228550$13.93$8.80You Save 37%
SIE-18-115951$65.03$49.19You Save 24%
SIE-18-115754$15.78$10.98You Save 30%
SIE-18-234856$2.19$1.57You Save 28%
SIE-18-220257$179.00$179.00 
SIE-18-235758$2.76$1.84You Save 33%
SIE-18-216659$530.52$352.89You Save 33%
SIE-18-234262$11.39$9.30You Save 18%
SIE-18-115563$43.13$30.96You Save 28%
SIE-18-715964$3.59$2.85You Save 21%
SIE-18-115865$14.06$9.91You Save 30%
SIE-18-219166$114.46$79.38You Save 31%
SIE-18-200267$9.94$7.14You Save 28%
SIE-18-229868$18.39$12.94You Save 30%
SIE-18-375169$22.28$17.18You Save 23%
SIE-18-422070$27.17$21.12You Save 22%
SIE-18-371472$7.99$6.57You Save 18%
SIE-18-320073$2.49$1.67You Save 33%
SIE-18-370074$11.95$8.13You Save 32%
SIE-18-372135$2.97$1.91You Save 36%

MR/ALPHA Lower Gear Housing Components for Mercruiser

  • Stock Image.
  • Some parts are sold individually as well as being sold in kits.
  • Click on the repair kits (blue highlight) to see visually what the kit includes. 
  • All original equipment, by manufacturers are available for aftermarket replacement part by identification only. Sierra marine products are designed to meet or exceed the OEM part they are intended to replace. They are backed up by the best warranty in the marine business.
Mercruiser Repair Kits
Figure Description Part #
A  Complete Water Pump Kit W/Housing 18-3320
B  Upper Housing Water Pump Kit 18-3517
C  Water Pump Kit W/O Housing 18-3217
D  Prop Nut Kit 18-3701
E Lower Unit Seal Kit 18-2652
 Note: Kit Contents Listed In Selection Below
* Click on Kit Part Number To See item
 
Figure Description Part # Qty Kit
1  Gear Housing 18-2401 1  -
2  Water Tube Guide 18-3109 1 A,B,C
3 Bushing/Water Pump Housing 18-3110 1 A,B,C,E
4  O-Ring, Upper Drive Shaft 18-7158 1 A,B,C,E
5  Slinger 18-7426 1  A,B,C,E
6-1  Stainless Steel Locknuts (5/16-24) 11-13436 1  -
6-2  Stainless Steel Locknuts (1/4-28) 11-826711-9 2  -
7  Washer 18-4270 3  -
8  Screw, Wtr Pump Body to Wtr Pump Base 10-96411 1  -
9  Upper Pump Housing 18-3116 1  A,B
10  Insert Cup 18-3114 1  -
11  Impeller 18-3017 1 A,B,C
12  Gasket, Upper Water Pump to Wear Plate 18-2915 1 A,B,C,E
13  Impeller Plate 18-3117 1 A,B,C
14  Gasket,  Wear Plate to Water Pump Base 18-2914 1 A,B,C,E
15  Water Pump Base 18-3420 1 A
16  Oil Seal (Upper) 18-2013 1  E
17  Oil Seal (Lower) 18-2014 1  E
18  O-Ring, Water Pump 18-7176 1 A,B,C,E
19  Gasket, Water Pump Base to Gear Housing 18-2919 1 A,B,C,E
20  Retainer, Drive Shaft Bearing 18-2346 1  -
21  Tapered Roller Bearing Drive Shaft 18-1143 1  -
22  Shim Kit, Lower Drive Shaft Bearing 18-2294 1  -
23  Drive Shaft 18-2180 2  -
24  Drive Key Water Pump Impeller 28-8M0032834 1  -
25  Shift Shaft Washer 18-4267 2  -
26  Washer Rubber Shift Shaft Bushing 18-2340 1  -
27  Shift Bushing 18-2154 1
28  O-Ring, Shift Shaft Bushing 18-7153 1  -
29  Washer, Lower Shift Shaft 12-27880 1  -
30  Retaining Clip, Shift Shaft 53-29641 1  -
31  Stainless Steel Shift Shaft 18-2150 1  -
32  Oil Passage Seal 18-2944 1 A,B,C,E
33  Dowel Pin, Gear Hsng to Drive Shaft Hsng 18-3226 1  -
34  Screw, Gear Housing to Drive Shaft Housing 18-2361 1  -
35  Nut, Gear Housing to Drive Shaft Housing 18-3721 1  -
36  Gasket, Gear Housing Drain Screw 18-2945 1  A,B,C,E
37  Plug, Oil Fill/Drain 18-2244 1  -
38  Insert, Water Pick (Stbd) 18-3199 1  -
39  Insert, Water Pick (Port) 18-3198 1  -
40  Screw, Insert to Gear Housing 18-3197 1  -
41  Nut, Insert Screw 18-2344 1
42  Trim Tab 18-6011 1
43  Screw, Trim Tab Gear Housing 18-6245 1
44  Pinion Bearing 18-1117 1
45  Lower Alpha Gear Set (Pinion Gear, Forward  Gear/Pinion, Reverse Gear) 18-2206-1 1
46  Anti-Galling Washer Pinion Gear 18-2343 1  -
47  Pinion Nut 18-3719 1  -
48  Shift Crank 18-2130 1  -
49  Shift Spool Assembly 18-2286 1  -
50  Shim Kit. Forward Gear 18-2285 1  -
51  Tapered Roller Bearing Set 18-1159 1  -
54  Inner Bearing, Forward Gear 18-1157 1  -
56  Spring, Retainer- Cross Pin 18-2348 1  -
57  Sliding Clutch 18-2202 1  -
58  Cross Pin, Clutch to Actually Shaft 18-2357 1  -
59  Propeller Shaft 18-2166 1  -
60  Spacer, Reverse Gear 23-824108 1  -
62  Thrust Ring, Bearing Carrier 18-2342 1  -
63  Ball Bearing  18-1155 1  -
64  O-Ring, Bearing Carrier 18-7159 1  E
65  Needle Roller Bearing 18-1158 1  -
66  Bearing Carrier 18-2191 1  -
67  Oil Seals, Bearing Carrier 18-2002 1  E
68  Tab Washer 18-2298 1  -
69  Spanner Nut 18-3751 1  -
70  Thrust Washer 18-4220 1  -
71  Continuity Washer 13-423511 1  -
72  Brass Castle Washer 18-3714 1  -
73  Tab Washer 18-3200 1
74  Prop Nut 18-3700 1

 

Specifications
Manufacturer Sierra Marine
Related Products