Page 853 - 2021 Sierra Catalog

Figure #
1
2
3
4
5
6
7
8 9./10.
11 12 13 14 15 16 17 18 19 20 21
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
Description
Upper Gear Housing
Screw, Top Cover
Top Cover
O-Ring, Top Cover
Shim, Bearing Cup to Top Cover Tapered Roller Bearing
Upper Drive Shaft O-Ring, Upper Drive Shaft
Upper Unit
1.5:1
Rebuild Kit
1.65:1
Rebuild Kit
1.84:1
Rebuild Kit
1.98:1
Rebuild Kit
Tampered Roller Bearing
Shim Kit, Bearing Cup to Drive Shaft Housing Oil Seal, Upper Drive Shaft Housing
Oil Seal, Lower Drive Shaft Housing Drain Screw
Drain Screw Gasket
Plug,Trim Tab Hole
Stud, Drive Shaft Housing Bushing, Drive Shaft Housing Nut, Gear Housing Stud
Welch Plug, Drive Shaft Housing (7/8” OD)
(1 1/4” OD)
Pipe Plug, Water Pocket
Nut, Drive Gear to U-Joint
Washer, Drive Gear to U-Joint Nut
Shim Kit Drive Gear
Bearing Kit
Spacer (comes with kit)
Roller Bearing (comes with kit)
Oil Seal
Carrier Assembly Oil Seal
O-Ring
Ring, Roller Bearing Retainer
Reataining Nut Drive Shaft Housing
Yoke Assembly
Heavy Duty U-Joint
Center Socket
U-Joint Shaft Coupler
Drive Shaft
O-Ring
Screw, Water Pocket Cover to Drive Shaft Housing Gasket, Water Pocket Cover
Water Pocket Cover (Sold as Assembly includes 40-44) Bushing, Water Pump Housing
Water Tube
Part # OEM #
N/A 1547-9412A18 18-3231 10-98794 18-2381 94998A2 18-7161 25-32546 18-2283 15-45691A1 18-1165 31-61100A1 N/A
N/A 25-55801
N/A
18-2201 43-18410A2, 46-18411A2 18-2256 43-803116T1
18-2203 43-45814A5
18-2257 43-803112T1
18-2204 43-75325A3
18-2258 43-803114T1
18-2205 43-55778A3
18-2259 43-803101T1
18-1161 31-35990A1
18-2293 15-36178A1
18-2049 26-32511
18-2056 26-96503
18-2244 10-79953A2
18-2945 12-19183, 12-20260 18-3232 19-47579
N/A 16-56295
18-3236 23-32632
18-2362 11-13439-1
N/A
18-4272 19-32652
18-4273 19-42682
18-4265 22-428611
18-3713 11-22339
18-3712 12-45810
18-2292 15-35980A1
18-1160 31-35988A2, A12 18-1160 31-35988A2, A13 18-1160 31-35988A2, A13 18-2003 26-64893
18-0577 66081A2
18-7169 25-70937
18-4296 35983
18-3752 816811-1
18-2125 46020T
18-2104 75832A2
18-2128 39383T
18-2146 59830A1
18-9218 59830A5
18-7153 25-25439
18-3229 10-28668
18-0894 27-55810
18-3219 42724A3
18-3110 26-38970
18-3220 32-54236
Qty.
1 4 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 3
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 4 1 1 1 1
Gear Set
AR
As required
835
I/O — MERCRUISER - I/I-R/MR/ALPHA ONE Drive Shaft Housing Components (Typical)