1P0604 Plug Fits Caterpillar Models
1P0604 Plug Fits Caterpillar Models
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One New Aftermarket Replacement Transmission Clutch Plug for Caterpillar (Cat) Equipment
This aftermarket replacement transmission clutch plug replaces OEM Caterpillar (Cat) part number 1P0604. Transmission clutch plugs are used within the clutch pack assembly of Caterpillar power shift transmissions, sealing internal passages and maintaining proper hydraulic pressure during clutch engagement. A worn, cracked, or missing plug can result in pressure loss, slipping, or improper clutch engagement -- making timely replacement important for drivetrain reliability.
Compatible Models
Caterpillar (Cat): Fits Caterpillar equipment equipped with compatible power shift transmissions. Verify fitment by serial number with your Cat dealer or parts catalog before ordering.
Replaces Part Number(s):
1P0604, 1P-0604
New aftermarket replacement part - not remanufactured, not used.



