Dayco 89584 Accessory Drive Belt Idler Pulley

Overview of Dayco Accessory Drive Belt Idler Pulley 89584

The Dayco 89584 accessory drive belt idler pulley is designed for reliable performance in Acura and Honda vehicles, including the Civic, CR-V, and ILX models. Engineered with a polymer material and a serpentine belt compatibility, this idler pulley supports efficient belt routing and tensioning.

• Constructed from durable polymer material for long-lasting use
• Features 7 grooves to accommodate serpentine belts
• Bearing inner diameter of 17 mm and bearing width of 14 mm for smooth rotation
• Supports a maximum belt width of 7 ribs
• Includes a single bearing to reduce friction and wear

Technical Details and Specifications

The Dayco 89584 idler pulley is specifically designed to work with serpentine belt systems found in select Acura and Honda vehicles. Its 7-groove design ensures proper alignment and grip on the belt, while the polymer construction offers resistance to heat and wear. The bearing inner diameter measures 17 mm, paired with a 14 mm bearing width, providing stable and quiet operation. This pulley supports belts up to 7 ribs wide, making it suitable for accessory drive systems in the Civic, CR-V, and ILX models.

Compatible Vehicles and Applications

This accessory drive belt idler pulley is compatible with the following makes and models:

• Acura ILX
• Honda Civic
• Honda CR-V

Use the Dayco 89584 pulley to maintain proper belt tension and routing in these vehicles’ accessory drive systems.

Common Issues Addressed by the Idler Pulley

• Eliminates belt slippage caused by worn or damaged pulleys
• Reduces noise from misaligned or failing idler pulleys
• Prevents premature belt wear due to improper tension
• Supports smooth operation of alternator, power steering, and A/C compressor belts
• Helps avoid engine accessory drive system failures

Installation Notes and Tips

When installing the Dayco 89584 idler pulley, ensure the serpentine belt is properly routed according to the vehicle’s service manual. Verify the bearing rotates smoothly before installation. Use appropriate tools to avoid damaging the polymer surface or bearing. It is recommended to inspect the belt and other pulleys during replacement to maintain overall system integrity.

Quality Assurance and Warranty

Dayco manufactures the 89584 idler pulley to meet OEM specifications for fit and function. The polymer material and bearing components are tested for durability and performance under typical operating conditions. While specific warranty details may vary, Dayco products generally come with a limited warranty against defects in materials and workmanship.