RS 4 Quattro Sedan V8-4.2L (BNS) (2007)
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Position dial indicator on ground diameter in driveshaft flange - arrow - and set to "0" with 1 mm preload.
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Rotate differential by turning the two rear wheels (left and right hand flange shafts) simultaneously in one direction until the driveshaft flange has
undergone one complete revolution.
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Mark the position of greatest radial run out on flange exterior by a colored dot (equates to greatest distance from rotational axis).
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Remove old marking from driveshaft flange.
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Install the driveshaft. Refer to => [ Driveshaft ] See: Drive/Propeller Shafts, Bearings and Joints/Drive/Propeller Shaft/Service and
Repair/Removal and Replacement/Rear Final Drive 01R (01AA,01EA,02XA,0A3A,01V,01VA,09LA Transmission)/Driveshaft.