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Disassembling And Assembling Final Drive

Fig 1: Exploded View Of Final Drive Components
G03102795Courtesy of PORSCHE OF NORTH AMERICA, INC.
NOTE: The parts shown in the figure can also be removed with the transmission installed.
FINAL DRIVE COMPONENTS DESCRIPTION

No. Designation Qty. Removal Installation
1 Screw 1(1)   Tightening torque 25 Nm (18 ft.lb)
2(1) Short flanged shaft 1    
3(1) Screw 12   Tightening torque 23 Nm (17 ft.lb)
4(1) Cover for final drive 1    
5(1) Tapered roller bearing outer race 1 Without press fit  
6(1) Adjusting shim X Is calibrated and must not be exchanged for an approximate substitute  
7(1) Sealing ring 1 Refer to REMOVING AND INSTALLING SEALING RING FOR SHORT FLANGED SHAFT  .  
8(1) Plug 1   Tightening torque 30 Nm (22 ft.lb)
9(1) Toroidal sealing ring 1   Always replace. Coat with transmission oil
10(1) Toroidal sealing ring 1   Always replace
11(1) Differential 1    
12(1) Tapered roller bearing outer race 1 Without press fit  
13(1) Adjusting shim X Is calibrated and must not be exchanged for an approximate substitute  
14(1) Screw 3   Tightening torque 23 Nm (17 ft.lb)
15(1) Long flanged shaft 1 See REMOVING AND INSTALLING LONG FLANGED SHAFT  .  
16(1) . Toroidal sealing ring (square) 1   Always replace. Coat with transmission oil
17(1) Snap ring 1    
18(1) Ball bearing 1    
19(1) Mounting saddle 1    
20(1) Sealing ring 1 Refer to REMOVING AND INSTALLING SEALING RING FOR LONG FLANGED SHAFT  . Always replace
21(1) Double sealing ring 1 Refer to REMOVING AND INSTALLING FINAL DRIVE/TRANSMISSION HOUSING DOUBLE SEALING RING  . Always replace
22(1) Roll pin 1    
23(1) Selector lever 1    
24(1) Sealing ring 1   Always replace
25(1) Screw 14   Tightening torque 23 Nm (17 ft.lb)
26(1) Housing cover 1    
27(1) Gasket 1   Always replace
28(1) Dowel sleeve 2    
(1) For explanation see Fig 1 .