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

MODEL 221.054/056/070/071/077/084/086/087/095/176/177/179, 216.374/376/377/379

MODEL 221.128 with CODE (Z07) Top protection

Fig 1: Identifying Front Differential Mount Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Lower rear axle.		AR35.10-P-0015SX
2	Remove bolts (1) and remove exhaust rubber mount (2)	Gasoline engine	*BA49.10-P-1009-01Z
2	Remove bolts (1) and remove exhaust rubber mount (2)	Diesel engine	*BA49.10-P-1006-01AA
3	Detach bracket (13h) of controller unit (A13) from front differential mount (51) and rear axle carrier (53); to do so, remove bolts (13s, 13r)		*BA42.20-P-1004-01K
4	Loosen bolts (51d)
5	Mark installation position of sleeve (64h)	An adjusting bush which is installed twisted leads to a change in articulation angle at the propeller shaft and thus to driveline vibrations.
6	Remove bolt (64b)	Model 216, 221 without code (Z07) Highest protection	*BA35.10-P-1004-01M
6	Remove bolt (64b)	Model 221 with CODE (Z07) Top protection	*BA35.10-P-1004-01O
7	Remove left and right bolts (51a) of front center assembly mount (51)	Model 216, 221 without code (Z07) Highest protection	*BA35.10-P-1003-01M
7		MODEL 221 with CODE (Z07) Top protection	*BA35.10-P-1003-01O
8	Lower differential (50)
9	Remove bolts (51d) and remove front differential mount (51) from rear axle differential (50)
10	Check rubber mount of front differential mount (51)	If necessary: ↓
		Remove/install rubber mount of front center differential mount.	AR35.10-P-0051-01SX
			Figure
11	Install in the reverse order
12	Perform wheel alignment check		AR40.20-P-0200SX

REAR AXLE CARRIER

Number	Designation			Model 216
BA35.10-P-1003-01M	Self-locking bolt, front crossmember to rear axle carrier	Stage 1	Nm	50
BA35.10-P-1003-01M	Self-locking bolt, front crossmember to rear axle carrier	Stage 2	∠°	90
BA35.10-P-1004-01M	Self-locking nut securing rear extension bracket to rear axle carrier	Stage 1	Nm	100
BA35.10-P-1004-01M		Stage 2	∠°	90

REAR AXLE CARRIER

Number	Designation			Model 221 except 221.176/179 with rear axle differential 240V	Model 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
BA35.10-P-1003-01M	Self-locking bolt, front crossmember to rear axle carrier	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
BA35.10-P-1004-01M		Stage 2	∠°	90	90

REAR AXLE CARRIER

Number	Designation			Model 221 with code Z07/Z07+Z19
BA35.10-P-1003-01O	Self-locking bolt, front crossmember to rear axle carrier	Stage 1	Nm	50
BA35.10-P-1003-01O	Self-locking bolt, front crossmember to rear axle carrier	Stage 2	∠°	90
BA35.10-P-1004-01O	Self-locking nut securing rear extension bracket to rear axle carrier	Stage 1	Nm	100
BA35.10-P-1004-01O		Stage 2	∠°	90

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 272 in model 221	Engine 273 in model 221	Engine 275 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 275 in model 216	Engine 157 in model 216/221
BA49.10-P-1009-01Z	Bolt, exhaust rubber mount to rear axle carrier	Nm	20	20

EXHAUST SYSTEM

Number	Designation		Engine 156 in model 216	Engine 156 in model 221
BA49.10-P-1009-01Z	Bolt, exhaust rubber mount to rear axle carrier	Nm	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

Fig 2: Identifying Extraction And Insertion Tool (221 589 01 43 00)

Courtesy of MERCEDES-BENZ USA