In the 16yr. overview for that model, the MBUSA site describes the steering:

"Steering Rack-and-pinion with power assist and hydraulic damper. Steering wheel turns 3.3, lock-to-lock"

What are they referring to? Is there some damper built-in to the rack housing?

Steve

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'91 MB 190E 2.3
'08 RAV4 Ltd 3.5
'83 Lazy Daze m'home 5.7