(Adjust Steering Knuckle Bearing - AR33.25-P-0401A)

Model 460

Model 461

Model 463

up to model year 2013

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

	Adjust
1	Check and, if necessary, adjust wheel bearing play	Model 460 Model 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013	AR33.20-P-0300GG
		Model 461.331	AR33.20-P-0300GX
		Model 463.270/271 up to model year 2013
2	Remove joint housing (9) with drive shaft	Model 460, 461 (except 461.331)	AR33.20-P-0600A
		Model 463 (except 463.270/271) up to model year 2013
		Model 461.331 Model 463.270/271 up to model year 2013	AR33.20-P-0600GX
3	Check condition of tapered roller bearings of steering knuckle bearing	In the case of complaints. ↓ Replace tapered roller bearings.
		Model 460 Model 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013 except code LQ0 (G650 Landaulet) except code ZQ0 (G 500 4x4² )	AR33.20-P-0601GG
		Model 461.331 Model 463.270/271 up to model year 2013	AR33.20-P-0601GX
4	Check condition of front axle drive shaft	Steering knuckle bearing must be adjusted with a zero clearance or new drive shaft. In the case of complaints. ↓ Replace front axle drive shaft. Model 460 Model 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013 except code LQ0 (G650 Landaulet) except code ZQ0 (G 500 4x4² )	AR33.30-P-0100A
		Model 461.331 Model 463.270/271 up to model year 2013	AR33.30-P-0100GX
5	Slide pilot bushing onto drive shaft race	It must be possible to slide the pilot bushing onto the race of the drive shaft without any play Guide bushes	Fig 1
6	Remove radial shaft sealing ring (12) from axle tube	Model 461.331 Model 463.270/271 up to model year 2013	AR33.20-P-0601GX
		Model 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013 except code LQ0 (G650 Landaulet) except code ZQ0 (G 500 4x4² )	AR33.20-P-0601GG
7	Determine thickness of shims (7) and adjusting plates (8)	Model 461.339 with code ZD4 (Vehicle for non-civilian operations)	AR33.25-P-0208-01GW
		Model 461.331 Model 463.270/271 up to model year 2013	AR33.25-P-0208-01A
		Guide bushes	Fig 1
		Screw clamp	Fig 2
		Setting ring gauges	Fig 3
8	Remove pilot bushing from special tool kit from drive shaft	Guide bushes	Fig 1
9	Install radial shaft sealing ring (12) of axle tube	Model 461.331 Model 463.270/271 up to model year 2013	AR33.20-P-0601GX
		Model 460 Model 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013 except code LQ0 (G650 Landaulet) except code ZQ0 (G 500 4x4² )	AR33.20-P-0601GG
10	Install joint housing (9) with drive shaft	Model 461.331 Model 463.270/271 up to model year 2013	AR33.20-P-0600GX
		Model 460, 461 (except 461.331) Model 463 (except 463.270/271) up to model year 2013	AR33.20-P-0600A

Fig 1: Identifying Guide Bushes (460 589 01 14 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Screw Clamp (460 589 04 31 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Setting Ring Gauges (463 589 00 23 00)

Courtesy of MERCEDES-BENZ USA