Installing Rear Wheel Bearing

→ Read specific safety information for the press  .

→ Check that the press is working perfectly before use, particularly the safety components  .

→ Always use new fastening screws and nuts following removal  .

→ Observe specified tightening torques  .

→ Carry out a visual inspection of all re-used parts  .

Information 

• The wheel bearing has a magnetized multipole seal, which acts as a pulse sender for the wheel speed sensor  .
• The multiple-pole seal -1- must always face upwards when the wheel bearing is set down (this does not apply when pressing the wheel hub into the wheel bearing). Do not damage the multipole seal and do not come into contact with magnetic objects (e.g. magnetized screwdriver, magnet)  .

Fig 1: Identifying Wheel Bearing Unit

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Press the wheel hub into the wheel bearing.
   1. Press tool
   2. Pressure plate VW 402 
   3. Wheel hub
   4. Wheel bearing
   5. Pressure plate VW 401 
      Fig 2: Pressing Wheel Hub Into Wheel Bearing

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   1. 1.1. Fit special tools as shown in the illustration → Pressing wheel hub into wheel bearing  .
   2. 1.2. Press the wheel hub into the wheel bearing.
2. Insert the wheel bearing with the wheel hub into the wheel bearing housing.
3. Tighten fastening screws -1-  securing wheel bearing -2-  to wheel bearing housing -3-  . Initial tightening 80 Nm (59 ftlb.) Final tightening +120° 
   Fig 3: Identifying Wheel Bearing, Wheel Hub, Fastening Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. Tighten fastening screws -1-  on retainer plate -2-  securing parking brake shoes to the wheel carrier -3-  . Tightening torque 10 Nm (7.5 ftlb.) 
   Fig 4: Identifying Retainer Plate, Parking Brake Shoes, Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.