Remove/install steering knuckle - AR33.25-P-0400SX

MODEL 221.00/02/05/07/10/12/15/17 except CODE (Z07) Top protection 

MODEL 221.09/19 

Vehicles without 4MATIC 

MODEL 216.37 

	Remove/install
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
		When working on the front-end assembly, be careful not to scratch, mark or notch the surfaces of aluminum parts. Otherwise the service life of the of the parts will be reduced.
		Installation:  Tighten nuts and bolts of chassis components only when vehicle is in the ready-to-drive condition.
1	Remove front wheel Remove/install wheels		AP40.10-P-4050SX
2	Detach rpm sensor (L6/1 or L6/2) from steering knuckle (5)		AR42.30-P-0712SX
3	Remove front wheel hub (3)		AR33.20-P-0310SX
4	Remove brake cover plate (4)		*BA42.10-P-1003-06G
5	Remove link rod (7) from steering knuckle (5).	Vehicles with AIRmatic	*BA32.20-P-1002-02O
6	Remove tie rod joint (10a) from steering knuckle (5)		AR46.40-P-0200-02SX
			*BA46.40-P-1001-01M
			*140589006300
			*221589003300
			*221589053300
			*163589034300
7	Remove torque strut (18) from front axle carrier.		AR33.15-P-0160SX
8	Detach spring control arm (17) from steering knuckle (5)		AR33.15-P-0170-01SX
			*BA33.20-P-1003-01M
			*221589023300
9	Detach follower joint (8) from steering knuckle (5).		AR33.20-P-0500-01SX
			*BA33.20-P-1007-01M
			*140589003300
			*210589046300
10	Remove steering knuckle (5)
11	Remove torque strut (18) from steering knuckle (5)	When replacing the steering knuckle (5).	AR33.15-P-0160-01SX
			*BA33.20-P-1004-01M
			*221589023300
	Checking
12	Check rubber boot and supporting ball joint of spring control arm (17) for damage	If necessary: ↓ Replace spring control arm (17):
		Vehicles with AIRmatic	AR33.15-P-0170SX
		Vehicles with code 487, Active Body Control (ABC)	AR33.15-P-0170SY
13	Check rubber boot and ball joint of torque strut (18) for signs of damage	If necessary: ↓ Replace strut rod (18)	AR33.15-P-0160SX
14	Install in the reverse order

Number	Designation			Model 216	Model 221
BA42.10-P-1003-06G	Bolt brake cover plate to steering knuckle or wheel carrier	M6	Nm	14	14
		M8	Nm	18	18

Number	Designation		Model 216	Model 221
BA32.20-P-1002-02O	Nut, link rod to steering knuckle	Nm	90	90

Number	Designation			Model 216 without 4MATIC
BA33.20-P-1003-01M	Self-locking nut, track control arm to stub axle	Stage 1	Nm	40
		Stage 2	∠°	150
BA33.20-P-1004-01M	Self-locking nut, radius rod to steering knuckle	Stage 1	Nm	40
		Stage 2	∠°	150
BA33.20-P-1007-01M	Self-locking nut, upper wishbone follower joint to steering knuckle	Stage 1	Nm	20
		Stage 2	∠°	90

Number	Designation			Model 221.00/02/05/07/09/10/12/15/17/19 without 4MATIC without code Z07/Z07+Z19
BA33.20-P-1003-01M	Self-locking nut, track control arm to stub axle	Stage 1	Nm	40
		Stage 2	∠°	150
BA33.20-P-1004-01M	Self-locking nut, radius rod to steering knuckle	Stage 1	Nm	40
		Stage 2	∠°	150
BA33.20-P-1007-01M	Self-locking nut, upper wishbone follower joint to steering knuckle	Stage 1	Nm	20
		Stage 2	∠°	90

Number	Designation			Model 216	Model 221
BA46.40-P-1001-01M	Self-locking nut, tie rod to steering knuckle	Stage 1	Nm	50	50
		Stage 2	∠°	60	60