Installing Lower Trailing Arm

Information 

• Check bushings/boots of trailing arm for cracks and signs of damage. 
• Ball joint taper must be free of grease. 
• Replace screws with torque angle and lock nuts. 

Information 

Following installation, seal the threaded joint securing lower trailing arm to wheel bearing housing with wax as shown in Illustration-  , Use Pfinder AP14/4 for this (see PI WIS Parts Information - PET)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Applying wax on marked area

1. Installation is performed in reverse order.

   Observe specified tightening torques:

   Lower trailing arm to front-axle cross member: > Initial tightening 70 Nm (52 ftlb.)  > Final tightening + 180° 

   Control arm [diagonal arm) to lower trailing arm: > Tightening torque 160 Nm (118 ftlb.) 

   Lower trailing arm to wheel bearing housing: > Tightening torque 85 Nm (63 ftlb.)