Idler Pulley - Mopar (4891797AB)

Details

• Brand:

  

• SKU:

  4891797AB

• Positions: Upper
• Other Names:

  Idler Pulley, Upper, 04891797ab, Pulley

• Description:

  The Mopar Upper Idler Pulley (4891797AB) is a genuine OEM engine accessory drive component designed to guide and maintain proper tension of the serpentine belt system. Engineered to Mopar factory specifications, this pulley ensures precise fitment, smooth rotation, and reliable long-term performance.

  Designed for use in select Mopar vehicles, this upper idler pulley plays a critical role in routing the serpentine belt and maintaining proper belt alignment. It helps ensure consistent operation of belt-driven components such as the alternator, power steering pump, and air conditioning compressor while reducing belt vibration and wear.

  Constructed from high-quality, durable materials with a precision bearing assembly, this pulley is built to withstand continuous rotation, engine heat, and load stress. Its robust design helps ensure quiet operation, reduced friction, and long service life under demanding conditions.

  This component is designed as a direct replacement, allowing for proper installation using factory mounting points and specifications without the need for modifications.

  (1) Upper idler pulley – serpentine belt routing and support component

  Compatible with a range of Mopar vehicles equipped with belt-driven accessory systems.

  IMPORTANT FITMENT NOTICE: Fitment may vary depending on vehicle model, trim level, engine type, and accessory drive configuration. Providing your VIN (Vehicle Identification Number) is REQUIRED to verify correct fitment. Orders cannot be processed without a valid VIN included at the time of purchase. Always confirm compatibility with VIN before ordering.

• Condition: New
• Notes: Engines: 2.0l i4 dohc 16v dual vvt engine. 2.4l 4 cyl dohc 16v turbo engine. 2.4l i4 dohc 16v dual vvt engine. 2.0l i4 dohc 16v dual vvt engine. 2.0l i4 pzev 16v dual vvt engine. 2.4l i4 dohc 16v dual vvt engine. 2.4l i4 pzev 16v dual vvt engine.
• Applications: SE 4x4. SE FWD. 4x2 FWD. 4x4. 4x2. 4x4. 70th Anniversary 4x2. 70th Anniversary 4x4.
• Replaces:

  4891797aa

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