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Theodore separates axle-seal and pinion-seal work on the E9x M3. Later replies add driveshaft-clearance experience and balancing-position cautions, while disagreeing about replacing seals that are not leaking.
One W463 owner describes a persistent right pull that remained after extensive suspension work and two steering changes, then reports straight tracking after fitting a gas-pressurized Bilstein steering damper with custom mounts. The author calls it a band-aid; the underlying cause remains unresolved.
