Parts Catalog

Replacements
Home / Mercury / Mercury Marine [Updated: Apr. 10, 2026] / Outboard / 4 Stroke EFI / 9.9 HP EFI 2 CYL (209cc) / [1R281445 & Up] - Cat.# 90-8M0223221 / Gear Housing Driveshaft Command Thrust

Gear Housing Driveshaft Command Thrust

Parts (49)

#Part NumberDescriptionQtyStatus
- 8M0082884 GASKET SET Lower Unit, Command Thrust 1
- 8M0122064 PUMP KIT Water - Complete Command Thrust, QuickSilver 1
- 803748K02 REPAIR KIT Water Impeller Command Thrust, Mercury 1
- 8M0227355 SERVICE KIT 8 - 9.9 EFI Command Thrust (300 Hour) 1
1 8M0070884 GEAR HOUSING ASSEMBLY Complete, Long 1
1 8M0070895 GEAR HOUSING ASSEMBLY Complete, X-Long 1
1 8M0070873   GEAR HOUSING ASSEMBLY Basic 1
10 853762T01   TRIM TAB 1
11 167051   BOLT (M6 x 20) 1
12 803740T02   GEAR Pinion 1
13 85372211   NUT 1
14 803750A05   HOUSING ASSEMBLY Upper Water Pump 1
15 803751   LINER Water Pump 1
16 8036674   SEAL 1
17 879194269   BOLT 3
18 8M0214944   IMPELLER 1
19 803750A04   BASE ASSEMBLY Water Pump 1
2 160521     BEARING Needle 1
20 8537096     O-RING 1
21 803752     SEAL Oil 1
22 8M0075040   GASKET 1
23 813276001   SHIM (0.1) AR
23 813276015   SHIM (0.15) AR
23 813276003   SHIM (0.3) AR
23 813276005   SHIM (0.5) AR
24 16132T05   BEARING Ball 1
25 803738T09   DRIVESHAFT Long 1
25 803738T10   DRIVESHAFT XLong 1
26 8M0173418   KEY 1
27 803753   GUIDE PLATE 1
28 8M0172382   CLUTCH CAM 1
29 16179   PIN 2
3 803730002   STRAINER Water 2
30 803760010   ROD Cam Long 1
30 803760011   ROD Cam XLong 1
31 803761   BUSHING 1
32 161772   O-RING 2
33 8537096   O-RING 1
34 803762   CLAMP 1
35 898103153   BOLT 1
36 804899002   GROMMET 1
37 8M0229979   BOLT 4
38 16192   WASHER 4
4 17635   SCREW 1
5 85372210   NUT 1
6 953683   PLUG 3 superseded
7 8M0082880   SEAL KIT Drain Plug 3
8 16133   STRAINER Water 1
9 898101959   SCREW 1