aluminum trailing arms for early 911

[rgofast]

what is the weight savings over steel trailing arms on a '69 911??

[herman maire]

If I remember its like 5lbs each.....

[Early_S_Man]

Here is an article from Excellence by Sherwood Lee that should answer all of your questions:

http://members.rennlist.org/911pcars/AlloyContrlArms.htm

[randywebb]

remember that it is partly sprung wt. so it is more effective than it first appears.

you also get stiffer arms.