Description

This vibration damper is designed for Caterpillar 3406E engines and replaces OEM part number 7E9520. It absorbs and controls torsional vibrations from the crankshaft, helping prevent premature wear on internal components. Manufactured to OEM specifications, this damper ensures reliable performance, extended engine life, and smooth operation in demanding heavy-duty diesel applications. Damper Part Numbers Available: 4101884 Cummins ISX engine application. Cross Reference #’s 3680504 / 4026799 1678126 – Aftermarket CAT – 3406 / 3408 / C15 Cross # 7E9520 211915—Aftermarket Cummins—NT350—Square Nose Crank 3101655—Aftermarket Cummins—N14 Note: Can be used in Replace 217323 3914454 – Aftermarket Cummins – 6BT – 180 HP 3918999 – Aftermarket Cummins – 6BT – 210 HP 3925560 – Aftermarket Cummins – 6CT w/PTO Provision Note: Can be used in Replace 3925560 3161942 – Aftermarket Cummins – ISM/M1 Cross # 3073587 23525990 – Detroit Diesel Series 60 – 11.1 L / 12.7 L / 14.0 L Cross # 8929294 / 8929502 Note: Can be used on Detroit Diesel Series 50–8.5 L engines Engine year range 1992 to 2005 S50 8.5L Engine year range 1986 to 2006 S60 12.7 L Key Features OEM replacement for Caterpillar 7E9520 Fits CAT 3406E engine platforms Controls crankshaft torsional vibrations Extends life of bearings and rotating components Precision-balanced for smooth and stable engine operation Compatibility Caterpillar 3406E Engines OEM Replacement Part #: 7E9520