INA EA0005 Alternator Decoupler Pulley

INA EA0005 Alternator Decoupler Pulley

INA EA0005 is an alternator decoupler pulley for select Volkswagen Passat applications. It is built for front-end accessory drive systems that need vibration damping in tight installation spaces, helping maintain smoother alternator operation in high-load engines.

• Alternator decoupler pulley for FEAD systems
• Supports vibration damping in compact engine bays
• OE-style replacement for select Volkswagen Passat models
• Cross-reference: Four Seasons 55451
• Part number: EA0005

Detailed Application Coverage

Compatible with 2004-2005 Volkswagen Passat, N/A, and 1996-1997 Volkswagen Passat, N/A, with notes for 1996-1997 models indicating fitment to chassis #3B- X-150 000, 70/120 amp alternator, Bosch alternator. This INA EA0005 alternator decoupler pulley is also identified by INA Global Number 535 0005 100, making it a direct search match for Volkswagen Passat alternator pulley replacement needs.

Common Issues It May Address

• Alternator pulley noise or rough operation
• Accessory drive vibration in the FEAD system
• Wear-related alternator decoupler pulley failure
• Charging system driveline stress from a deteriorated pulley

Installation Notes and Tips

Verify alternator type, chassis break point, and engine accessory drive configuration before installation. Confirm the existing pulley matches the OE-style decoupler design and compare the part number EA0005 against the removed component. For 1996-1997 Volkswagen Passat applications, check the chassis note and alternator amperage specification before ordering.

Quality Assurance

INA positions this part within its front end auxiliary drive lineup, which focuses on vibration damping in compact, high-load engine environments. The part is engineered as a replacement component for select Volkswagen Passat charging-system applications.