Quote:
Originally Posted by Malek@MRF
A lot of that torsional rigidity comes from unitizing the rear axle carrier. When rubber bushed, it does not act as a stiffening bridge, but when unitized the entire axle carrier becomes a unibody brace.
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I've driven a few E90/E92s with your solid bushings and the benefits are huge. You're absolutely right that eliminating rubber is good way to increase the precision of a chassis, my biggest surprise was how much ride quality was retained when moving from rubber to solid metal.