Quote:
Originally Posted by gjm120
I pulled my rear shocks out week before last and firmed them up a bit. So yesterday went to do the same on the front. When you get a minute, would you take a look at your fronts and tell me how much thread is showing above the top nut?
Your ride height looks good!
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Thank you!
Results of my inspection are inconclusive.
Legacy left side has about 2 threads showing.
Newly replaced right side has about 1/2 thread showing.
But since the mechanic replaced all 4 springs when the new strut was installed, I'm pretty sure he would have had to remove and reinstall that left one, too.
If it's any comfort, for full strength 1/2 OD thread engagement is all that's necessary for aluminum bolts, and about 1/3 OD engagement gives the full strength available from a steel bolt. I didn't measure the threaded shaft OD, but it looks like ~14mm to me. Which means that if you've got 5mm worth of threads fully engaged in the nut, then the fastener joint is not your highest risk point of failure. I think the nut is about 10mm tall. Can't really get the calipers in there while it's all buttoned down...
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2012 E88 M-Sport 135i DSB Metallic
ER CP, ZHP Knob, E60 SSK Lever, E92 M3 FSB, RSFB inserts, Koni Sport, Eibach Pro, UCP, MPSS, AP axle-back, MHD Stage1+ 91
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