You can buy a new conductor plate for $155. FWIW Kent Bergsma recommends replacing these on higher mileage (100-150k) 722.6 trannies just on principle because of the variety of issues they can cause. Next time I service my 99 at around 220k miles I may do this.

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14 E250 Bluetec 4Matic "Sinclair", Palladium Silver on Black, 154k miles
06 E320 CDI "Rutherford", Black on Tan, 172k mi, Stage 1 tune, tuned TCU
91 300D "Otis", Smoke Silver on Tan, 142k mi, wastegate conversion, ALDA delete

19 Honda CR-V EX 61k mi
Fourteen other MB's owned and sold
1961 Very Tolerant Wife