Left Flange Shaft Ball Bearing Pre-Tension, Optimizing, Vehicles Through VIN 8K0BA088680 Or 8FXBN009589

• The left flange shaft is removed. Refer to LEFT FLANGE SHAFT, REMOVING AND INSTALLING .

Conditions for optimizing: 

Fig 1: Checking For Traces Of Wear (Wear Pattern "A")

Courtesy of AUDI OF AMERICA, LLC

• The bearing bracket does not show any traces of wear or material erosion.
• Small indentations near the hole on the bearing bracket -arrows- are permissible.

• Bearing bracket with wear pattern "A". Refer to LEFT FLANGE SHAFT BALL BEARING PRE-TENSION, CHECKING, VEHICLES THROUGH VIN 8K0BA088680 OR 8FXBN009589  (the bearing bracket does not shown any traces of wear or material erosion) See Figure.
  Fig 2: Bearing Bracket With Wear Pattern "A"

  Courtesy of AUDI OF AMERICA, LLC
• A shim is inserted into the bearing seat on the transmission to optimize the pre-tension on the ball bearing.

-- Insert a Shim 0B4 409 227 -1- into the bearing seat on the transmission before installing the flange shaft to improve the pre-tension.

Fig 3: Inserting A Shim 0B4 409 227 Into Bearing Seat On Transmission

Courtesy of AUDI OF AMERICA, LLC

-- Install the left flange shaft. Refer to LEFT FLANGE SHAFT, REMOVING AND INSTALLING .