Hi i have a pair of tight used ball joints from the car Im parting out. I drove the car prior to parting it out and THEY ARE STILL STIGHT.

As for the tie rods they are worn out.

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1986 300SDL, 211K,Dealership serviced its whole life
1991 190E 2.6(120k)
1983 300D(300k)
1977 300D(211k)