Remove/install rear shock absorber - AR32.25-P-0110MCU

MODEL 451.3/4

Fig 1: Identifying Rear Shock Absorber Remove/Install Components

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

26.10.07

Bolt, shock absorber to rear axle

	Remove/install
	Daimler does not specifically state that the shock absorbers (1) should be changed in pairs, but it is advisable
1	Remove the fender liner in the left or right rear fender		AR88.10-P-1400MCU
2	Support axle tube (2) with transmission jack or major assemblies lifting table	The major assemblies lifting table should be used to support the axle tube (2) when removing both shock absorbers (1). Transmission jack 2.0-7.0 t Major assembly lifting platform/scissors trolley jack	Fig 2
3	Counterhold piston rod (3) using suitable tool and unscrew nut (4)	Replace self-locking nut (4).	*BA32.25-P-1002-03N
4	Remove shim (5) and rubber mount (6) from shock absorber (1)	: Clean rubber mount (6) and check for signs of damage, replace if necessary.
5	Carefully lower axle tube (2) far enough until the shock absorber (1) is completely relieved	Do not lower the axle tube (2) too far, as otherwise the rear springs (7) may drop out of their mountings and be damaged. Ensure that the inner ball joint of the rear axle shaft is not pulled apart as it may be destroyed as a result. : Make sure that the rear springs (7) are correctly seated in their mountings.
6	Remove expansion clip on cover (8) and remove cover (8)
7	Unscrew bolt (9) and remove shock absorber (1)		*BA32.25-P-1001-03N
8	Install in the reverse order

REAR AXLE SHOCK ABSORBER

Number	Designation		Model 451.3/4
BA32.25-P-1001-03N	Bolt, shock absorber to rear axle	Nm	70
BA32.25-P-1002-03N	Nut, shock absorber to frame-type integral support	Nm	20

Fig 2: Identifying Removal Assembly (450 589 02 62 00)

Courtesy of MERCEDES-BENZ USA