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Home >> Mercedes Benz >> 2013 >> S550 Base >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Rear Axle - 221 Chassis - 1 Of 2 >> Testing & Repair >> Remove/install front differential mount on rear axle carrier >> Remove/install front differential mount on rear axle carrier - AR35.10-P-0051SX

Remove/install front differential mount on rear axle carrier - AR35.10-P-0051SX

MODEL 216.371/373, 221.00/02/057/073/074/080/082/083/094/10/122/126/15/170/171/173/174/18/19 

MODEL 221.128 except CODE (Z07) Top protection 

MODEL 216.38/39 

Fig 1: Identifying Front Differential Mount Remove/Install Components
G10109874Courtesy of MERCEDES-BENZ USA
MODIFICATION NOTES

25.6.10 Value changed: Self-locking nut, flex disk to rear propeller shaft or rear axle differential M12   *BA41.10-P-1002-01H 
REMOVINGINSTALLING Remove/install     
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
    NOTES While working on the rear axle care must be taken to ensure that the surface of all aluminum components do not get any scratches, cracks and notches. Otherwise the service life of the of the parts will be reduced.  
1 Move parking brake into the assembly position using STAR DIAGNOSIS    
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS   AD00.00-P-2000-04A
2 Secure vehicle on vehicle lift   AR00.60-P-0100SX
3 Remove exhaust system from flange connection back Vehicles with gasoline engine AR49.10-P-7100SX
Vehicles with diesel engine AR49.10-P-7100SXI
4 Detach propeller shaft (106) from joint flange on rear axle differential (50)   AR41.10-P-0050-03SX
INSTALLATION IMPORTANT Attach propeller shaft (106) at joint flange to differential (50). AR41.10-P-0050-04SX
TORQUE SPECIFICATION *BA41.10-P-1002-01H 
5 Loosen fitting sleeves of flex disk on joint flange of differential (50)   AR41.10-P-0050-09SX
REFER TO SHOP-MADE TOOLS Drift for loosening fitting sleeves in flex disks.   WF58.50-P-4110-01A
6 Detach controller unit (A13) from bracket (13h) IMPORTANT Do not disconnect electrical connectors. AR42.20-P-0590SX
7 Loosen bracket (13h) of controller unit (A13) on front differential mount (51); to do this, remove bolt (13s) TORQUE SPECIFICATION *BA42.20-P-1004-01K 
8 Support differential (50) with transmission jack and transmission plate and lash down securely    
9 Mark installation position of sleeve (64h) NOTES If the adjusting bush (64h) is installed twisted, it will cause a change in articulation angle at the propeller shaft (106) which will in turn cause drivetrain vibrations.  
10 Unscrew nut (64c) and pull bolt (64b) with adjusting bush (64h) out of the extension bracket TORQUE SPECIFICATION *BA35.10-P-1004-01M 
11.1 Remove bolts (1) and remove right exhaust rubber mount (2). TORQUE SPECIFICATION Engine 157, 272, 273, 276, 278 *BA49.10-P-1009-01Z 
TORQUE SPECIFICATION Engine 629 *BA49.10-P-1006-01AA 
TORQUE SPECIFICATION Engine 642 *BA49.10-P-1010-01V 
11.2 Detach exhaust rubber mount (2) from frame floor assembly TORQUE SPECIFICATION Engine 651 *BA49.10-P-1001-01AJ 
12 Remove left and right bolts (51a) of front center assembly mount (51) TORQUE SPECIFICATION *BA35.10-P-1003-01M 
13 Lower differential (50)    
14 Remove bolts (51d) and remove front differential mount (51) from rear axle differential (50) TORQUE SPECIFICATION *BA35.10-P-1007-01M 
15 Check rubber mount of front differential mount (51) If necessary: ↓  
Remove/install rubber mount of front differential mount (51). AR35.10-P-0051-01SX
SPECIAL TOOL Figure
16 Install in the reverse order    
17 Perform wheel alignment check   AR40.20-P-0200SX
REAR AXLE CARRIER

Number Designation Model 216 Model 221 except 221.176/179 with rear axle differential 240V
BA35.10-P-1003-01M Self-locking bolt, front crossmember to rear axle carrier Stage 1 Nm 50 50
Stage 2 ∠° 90 90
BA35.10-P-1004-01M Self-locking nut securing rear extension bracket to rear axle carrier Stage 1 Nm 100 100
Stage 2 ∠° 90 90
BA35.10-P-1007-01M Adapter to front transverse bridge Stage 1 Nm 50 50
Stage 2 ∠° 90 90
PROPELLER SHAFT

Number Designation Model 216 Model 221
BA41.10-P-1002-01H Self-locking nut, flex disk to rear propeller shaft or differential M12 Nm 68 68
PARKING BRAKE

Number Designation Model 216 Model 221
BA42.20-P-1004-01K Bolt, bracket of electric parking brake control unit to front crossmember Nm 15 15
EXHAUST SYSTEM

Number Designation Engine 273 in model 216 Engine 272 in model 221 Engine 273 in model 221
BA49.10-P-1009-01Z Bolt, exhaust rubber mount to rear axle carrier Nm 20 20 20
EXHAUST SYSTEM

Number Designation Engine 629
BA49.10-P-1006-01AA Bolt, exhaust rubber mount to rear axle carrier or frame floor assembly Nm 20
EXHAUST SYSTEM

Number Designation Engine 278 in model 216 Engine 276 in model 221 Engine 278 in model 221
BA49.10-P-1009-01Z Bolt, exhaust rubber mount to rear axle carrier Nm 22 22 22
EXHAUST SYSTEM

Number Designation Engine 157 in model 216/221
BA49.10-P-1009-01Z Bolt, exhaust rubber mount to rear axle carrier Nm 20
EXHAUST SYSTEM

Number Designation Engine 651 in model 221
BA49.10-P-1001-01AJ Bracket, exhaust rubber mount to body Nm 22
EXHAUST SYSTEM

Number Designation Engine 642 in model 221
BA49.10-P-1010-01V Bolt, exhaust rubber mount to rear axle carrier Nm 20
Fig 2: Identifying Extraction And Insertion Tool (221 589 01 43 00)
G09976315Courtesy of MERCEDES-BENZ USA
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