INA FP03812 Accessory Drive Belt Idler Assembly

Accessory Drive Belt Idler Assembly for FEAD Systems

INA FP03812 is an accessory drive belt idler assembly for front end auxiliary drive (FEAD) systems. It is built for vehicles that rely on compact belt routing and stable belt control in high-load engine environments.

• Accessory drive belt idler assembly for FEAD applications
• Supports vibration damping in tight installation spaces
• OE-style replacement for belt drive service
• Cross-references Dayco 89523 and Gates 36238 for the same application
• INA FP03812 part number for catalog and service matching

Fitment Coverage

• Fits 2003-2006 Kia Sorento, N/A
• Fits 2004 Mitsubishi Lancer, N/A; Evolution; Turbocharged
• Fits 2002-2004 Mitsubishi Lancer, N/A
• Fits 1999-2002 Mitsubishi Montero Sport, N/A
• Fits 1994-2000 Mitsubishi Montero, N/A
• Fits 1997 Mitsubishi 3000GT, N/A
• Fits 1996 Dodge Stealth, N/A
• Fits 1992-1994 Dodge Stealth, N/A

What This Part Helps Address

• Belt noise from a worn idler bearing
• Uneven belt tracking in the accessory drive system
• Vibration transfer through the FEAD belt path
• Premature accessory belt wear from pulley instability
• Service issues on Kia Sorento, Mitsubishi Lancer, Mitsubishi Montero, and Dodge Stealth applications

Installation Notes and Tips

Verify belt routing, pulley alignment, and mounting points before installation. Replace the idler assembly when the pulley shows roughness, wobble, or bearing noise, and inspect the accessory belt and adjacent FEAD components at the same time. Confirm application details by year, make, model, and engine configuration before ordering INA FP03812.

Quality Assurance

INA positions this part within its FEAD component lineup, which focuses on vibration damping and compact packaging for modern high-load engines. The FP03812 is listed for multiple OE-style applications and is supported by established cross-reference numbers for catalog matching.