Technical Information · 4017 ENU 44/174

Service Technical Information 4017 ENU 44/174 Information: If the affected axle parts need to be replaced, an old part may still be installed on the opposite half of the axle. Different types of axle parts cannot be installed. A different supplier is now used for some components. This change in supplier has resulted in the use of different production methods. Parts Info: Part No. (old, use up Part No. (new) Designation Qty. existing stock) 997.341.043.00 997.341.043.02 Front-axle 2 ea. longitudinal arm 997.341.053.04 (and 991.341.053.02 Front-axle trailing 2 ea. older) arm 997.331.053.03 (and 981.331.053.01 Rear-axle trailing 2 ea. older) arm Remedial In the event of spare parts requirements: Action: • If a trailing arm or longitudinal arm on the front axle needs to be replaced, the existing type must be checked. If the part is an old type with the old Part No. 997.341.043.00 or 997.341.053.04 (and older), both trailing arms and both longitudinal arms must be replaced. • If a trailing arm on the rear axle needs to be replaced, the existing type must be checked. If the part is an old type with the old Part No. 997.331.053.03 (and older), both trailing arms must be replaced. Specifications - 991 Model line: 911 Carrera (991) Subject: Front axle: Wishbone and longitudinal arms Rear axle: Longitudinal arm mounting Information: If the affected axle parts need to be replaced, an old part may still be installed on the opposite half of the axle. Different types of axle parts cannot be installed. A different supplier is now used for some components. This change in supplier has resulted in the use of different production methods. Mar 13, 2020 Page 4 of 7 AfterSales