Install new radial sealing ring at drive pinion gear (with differential installed) - AR35.31-P-0530MTA

MODEL 117, 156, 176, 246 with CODE M005 (4MATIC) 

Fig 1: Drive Pinion Gear Radial Sealing Ring Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Drive Pinion Gear Radial Sealing Ring Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove propeller shaft		AR41.10-P-0050MTA
2	Remove retaining ring (1)
3	Clean area around drive flange (2)	Assembly cleaner	*BR00.45-Z-1028-04A
4	Pull off drive flange (2) using puller (01)	Install drive flange (2) using drift.
		Drift	Fig 5
		Puller	Fig 3
5	Check drive flange (2) in area of contact surface on radial shaft sealing ring (3) for galling	Replace if necessary.
6	Pry radial shaft sealing ring (3) using suitable	Do not damage seat of radial shaft sealing tool out of rear axle differential (4) ring (3) in rear axle differential (4). Otherwise leaks may occur. Apply light coating of oil to sealing lip of radial shaft sealing ring (3). Press in radial shaft sealing ring (3) using drift (02), until drift (02) makes contact with rear axle differential (4).
		Drift	Fig 4
7	Clean seat of radial shaft sealing ring (3) in rear axle differential (4)
8	Check seat sitting surface of radial shaft sealing ring (3) in rear axle differential (4) for damage
9	Install in the reverse order
	Check
10	Check oil level in rear axle differential (4) and correct if necessary	MODEL 117, 156, 176, 246 with CODE M005 (4MATIC)
		MODEL 117.302/305/346/347/352, 156.902/905/946/952, 176.002/005/046/047/052 with CODE M005 (4MATIC)	AP35.00-P-3501A
11	Check rear axle differential (4) for leaktightness

Fig 3: Puller (124 589 04 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Drift (176 589 01 15 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Drift (203 589 00 15 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1028-04A	Assembly cleaner	Adolf Wurth GmbH & Co. KG