INA EA0084 Alternator Decoupler Pulley

INA EA0084 Alternator Decoupler Pulley

INA EA0084 is an alternator decoupler pulley for select Mercedes-Benz charging system applications. It is built for front-end accessory drive service where vibration control and compact packaging matter in high-load engines.

Key Features

• Alternator decoupler pulley for FEAD service
• Helps manage vibration in tight engine compartments
• Supports smooth alternator drive operation under load
• OE-style replacement for select Mercedes-Benz applications
• INA part number EA0084

Application Details

Compatible With 2011-2013 Mercedes-Benz E350, 2010-2013 Mercedes-Benz R350, 2012-2013 Mercedes-Benz S350, 2010-2011 Mercedes-Benz ML350, and 2008 Mercedes-Benz R320. This part cross-references Gates 353120 and Four Seasons 55184 for the same application. The INA EA0084 is also referenced by global number 535 0084 100.

What It Helps Address

• Alternator pulley noise during engine operation
• Accessory drive vibration in the FEAD system
• Irregular alternator decoupling behavior
• Wear-related charging system drivability concerns
• Service needs on select Mercedes-Benz E350, R350, S350, ML350, and R320 models

Installation Notes

Verify the alternator and pulley design against the original part before installation. Confirm vehicle application by model year and engine configuration, and inspect the accessory drive system for related wear before reassembly. Use the listed fitment data for direct application matching on Mercedes-Benz E350, R350, S350, ML350, and R320 vehicles.

Quality Assurance

INA describes this FEAD component line as engineered for vibration damping in compact installation spaces and for holistic maintenance of the front-end auxiliary drive system. That approach supports service of related drive components and helps reduce secondary damage from worn charging system parts.