Description
CUMMINS 3683669 OEM Gear Cover / Timing Cover
Used on EPA07 ISX15 and QSX15 heavy‑duty engines. This cover encloses and protects the front gear train, shielding critical timing components from debris, contamination, and oil leakage. Built from durable OEM‑grade materials, it maintains proper gear alignment and ensures long‑term sealing performance under severe operating conditions.
This part is used across multiple ISX applications and is available in both new and used configurations from Cummins‑authorized distributors.
Refer to original manufacture for any applicable warranties.






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