Rear spring control arm bolt specs please

I've looked all over for this but can only find specs for the front.. I need torque spec for the rear spring control arm where it attaches to the frame not the wheel carrier . Thank u in advance 2011 E350 rear wheel drive with out air suspension

I've looked all over for this but can only find specs for the front.. I need torque spec for the rear spring control arm where it attaches to the frame not the wheel carrier .
Thank u in advance
2011 E350 rear wheel drive with out air suspension

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