Technical Information · 44/17 ENU 4017 4

Service Technical Information 44/17 ENU 4017 4 Spare Parts Requirements - Trailing Arms on Front Axle/Rear Axle: Observe Specifications (44/17) Specifications - 981/982 Model line: Boxster (981, 982) Cayman (981, 982) Model Year: As of 1997 up to 2017 Subject: Front axle: Trailing arms (wishbone) and longitudinal arms Rear axle: Trailing arms (wishbone) and carrier side section 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) 991.341.053.01 / 991.341.053.02 Front-axle trailing 2 ea. 991.341.053.03 arm 991.341.043.03 991.341.043.04 Front-axle 2 ea. longitudinal arm 981.331.053.00 981.331.053.01 Rear-axle trailing 2 ea. arm 981.331.051.06 981.331.051.07 Rear-axle carrier 1 ea. side section, left 981.331.052.06 981.331.052.07 Rear-axle carrier 1 ea. side section, right 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. 991.341.053.01/991.341.053.03 or 991.341.043.03, both trailing arms and both longitudinal arms must be replaced. AfterSales MarPage13,1 2020of 7