Porsche Auxiliary Spring - 911 07-11 997-333-537-82 99661311402 Weight: 100 grams

Weight: 100 grams

- 1950-1951 356 (With Rotary Switches)

Engine timing decal for 911 (1970-1973) models

Please verify the correct IMS chain drive before ordering

One set needed per door

Porsche Auxiliary Spring - 911 07-11 997-333-537-82 99661311402 Weight: 100 gramsAuxiliary Spring For Porsche 997 (2007 2011) Models. Porsche The Auxiliary Spring for Porsche 911 (07 11) is a helper spring designed specifically for your car. This spring provides additional support to your vehicle, helping to improve handling and stability, especially when carrying heavy loads. With this spring, enjoy a more comfortable and secure driving experience.