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1971 Cat 955K transmission cover gasket

Lil Red ยท 2025-10-12 18:22

Torque converter cover is leaking on my 1971 Cat 955K. Asking for assistance finding part number. Serial# Serial # 85J04171 Engine: Cat D330C For reference, the input shaft seal part number is 5S-4408 but I need the cover gasket part# as well. Thanks in advance for any assistance that can be provided.

Replies2
  1. #1pittsburgh cat man2025-10-12 18:42

    Since you know the seal number I'm guessing you have a parts book check no 11 4s5879 it's a o-ring

  2. #2Lil Red2025-10-12 22:16

    Thanks Cat Man!