Replace Shock Absorber Mount On Lower Control Arm Of Front Axle - AR32.25-P-0111GZ

Model 164, 166 

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	Remove/install
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Notes on repair work on suspension components		AH00.00-P-0100-01A
1	Secure vehicle on vehicle lift		AR00.60-P-0100GZ
2	Empty AIRmatic using STAR DIAGNOSIS
		Model 164, 166 with code 489 (AIRMATIC)	AD00.00-P-2000-04A
		Empty and fill the AIRmatic as per the specifications; the complete wheels must not be touching the ground.
		The air springs can otherwise be damaged and fail later.
3	Detach torsion bar linkage from stabilizer bar	Carefully detach torsion bar linkage, torsion bar is under tension.
		Model 166 except code 468 (Active driving stability (stability))	*BA32.20-P-1002-02Q
		Model 166 with code 468 (Active driving stability (stability)) Screw/bolt, link rod to torsion bar
		Model 164.1/8Nut, torsion bar linkage to torsion bar	*BA32.20-P-1004-02L
4	Relieve threaded connection for shock absorber on lower control arm (3) using telescopic lifter
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
5	Unscrew bolt (1)	Model 166Self-locking nut, shock absorber to wishbone	*BA32.25-P-1002-01O
		Model 164.1/8Self-locking nut, shock absorber to wishbone	*BA32.25-P-1002-01G
6	Detach steering knuckle from upper transverse control arm	Model 166
		Self-locking nut, upper ball joint out of upper transverse control arm to steering knuckle	*BA33.20-P-1001-01R
7	Lower the lower control arm (3)
8	Remove shock absorber (4)	Do not exceed 140 bar pressure. Otherwise the shock absorber mount (4) may be damaged.
		Press in shock absorber mount (4) from front.
		Model 164: Use separate parts C and D of removal, insertion device (5). Model 166: Use sleeve 166 589 01 14 00 and separate part C of removal, insertion device (5).
		Press out shock absorber mount (4) to front. Use separate parts A and E of removal, insertion device (5).
		Sleeve	Fig 3
		Extraction/insertion tool	Fig 6
		Hollow cylinder	Fig 5
		Threaded spindle	Fig 1
		Hydraulic hose (complete)	Fig 2
		Hand pump	Fig 4
9	Install in the reverse order

FRONT AXLE TORSION BAR

Number	Designation			Model 166 except code 468 (ACTIVE CURVE SYSTEM)	Model 166 with code 468 (ACTIVE CURVE SYSTEM)
BA32.20-P-1002-02Q	Screw/bolt, link rod to torsion bar	Stage 1	Nm	80	80
		Stage 2	∠°	90	90

FRONT AXLE TORSION BAR

Number	Designation			Model 164.1/8
BA32.20-P-1004-02L	Nut, torsion bar linkage to torsion bar	Stage 1	Nm	100
		Stage 2: Loosen	∠°	180
		Stage 3	Nm	120
		Stage 4	∠°	45

FRONT AXLE SHOCK ABSORBER

Number	Designation		Model 164.1/8
BA32.25-P-1002-01G	Self-locking nut, shock absorber to wishbone	Nm	265

FRONT AXLE SHOCK ABSORBER

Number	Designation			Model 166
BA32.25-P-1002-01O	Self-locking nut, shock absorber to wishbone	Stage 1	Nm	100
		Stage 2	∠°	180

WHEEL CONTROL, HUB

Number	Designation			Model 166
BA33.20-P-1001-01R	Self-locking nut, upper ball joint out of upper transverse control arm to steering knuckle	Stage 1	Nm	100
		Stage 2	∠ °	45

Fig 1: Identifying Threaded Spindle (652 589 00 33 11)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Hydraulic Hose - Complete (652 589 00 33 23)

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Fig 3: Identifying Sleeve (166 589 01 14 00)

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Fig 4: Identifying Hand Pump (652 589 00 33 21)

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Fig 5: Identifying Hollow Cylinder (652 589 00 33 22)

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Fig 6: Identifying Extraction And Insertion Tool (164 589 00 43 00)

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