Part Details

Part Number: 1397401
Description: Piston Kit
Compatible Engines: Caterpillar 3406 — found in CAT D8-class track-type tractors, on-highway trucks, and industrial equipment
Related Part Numbers: 9Y9889 (Piston Ring Set), 1979323 (Cylinder Liner)
Availability: Genuine OEM and quality aftermarket options

Piston kit for the Caterpillar 3406 engine family, powering D8-class dozers, trucks, marine, and industrial applications. Contact us to confirm fitment for your specific engine serial number before ordering.