Trailing Arm

Location	Description	Type	Basic value	Tolerance 1	Tolerance 2
No. 1: Threaded connection securing trailing arm to suspension subframe	M14 x 1.5 thread (always replace screws and lock nuts after removal)	Tightening torque	150 Nm (111 ftlb.)	+90°
No. 2: Threaded connection securing upper trailing arm to body	M10 x 70 thread (always replace screws and lock nuts after removal)	Tightening torque	50 Nm (37 ftlb.)	+180°
No. 3: Threaded connection securing HBA system on vehicles with steel springs	M5 x 10 thread	Tightening torque	9 Nm (6.5 ftlb.)
No. 3: Threaded connection securing level regulator on vehicles with springs	M5 x 10 thread	Tightening torque	9 Nm (6.5 ftlb.)
No. 4: Threaded connection securing lower trailing arm to suspension subframe	M14 x 1.5 thread	Tightening torque	170 Nm (126 ftlb.)
No. 6: Threaded connection securing upper trailing arm to pivot bearing	M12 x 1.5 thread (always replace screws and lock nuts after removal)	Tightening torque	85 Nm (63 ftlb.)
No. 7: Threaded connection securing lower trailing arm to pivot bearing	M14 x 1.5 thread (always replace screws and lock nuts after removal)	Tightening torque	130 Nm (96 ftlb.)

Fig 1: Overview Of Steel Spring Strut 2

G09934980

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fig 2: Overview Of Air-Spring Strut 1

G09934981

Courtesy of PORSCHE CARS NORTH AMERICA, INC.