Dayco 89722 Accessory Drive Belt Tensioner Assembly

Reliable Accessory Drive Belt Tensioner for Nissan and Infiniti

The Dayco 89722 accessory drive belt tensioner assembly is designed to maintain proper tension on the serpentine belt system in select Nissan and Infiniti vehicles. This component ensures consistent belt performance, helping to prevent slippage and premature wear in models like the Altima, Maxima, Murano, Pathfinder, Quest, JX35, and QX60.

• Compatible with Nissan Altima, Maxima, Murano, Pathfinder, Quest and Infiniti JX35, QX60
• Part number 89722 for precise fit and function
• Maintains optimal belt tension for accessory drive systems
• Durable construction to withstand engine bay conditions
• Direct replacement for factory tensioner assemblies

Product Details and Compatibility

The Dayco 89722 accessory drive belt tensioner assembly is engineered to meet OEM specifications for a range of Nissan and Infiniti vehicles. It is compatible with the accessory drive belt system components category, specifically designed to maintain the correct tension on the serpentine belt. Proper tension is critical for the operation of engine accessories such as the alternator, power steering pump, and air conditioning compressor. This tensioner assembly fits models including the Nissan Altima, Maxima, Murano, Pathfinder, Quest, and Infiniti JX35 and QX60, ensuring reliable performance and fitment.

Common Applications and Problem Resolution

• Prevents belt slippage and squealing noises
• Eliminates uneven belt wear and premature failure
• Restores proper accessory drive belt tension
• Reduces risk of accessory component damage due to belt issues
• Addresses tensioner pulley wear or failure symptoms

Installation Notes and Tips

Installation of the Dayco 89722 tensioner assembly requires basic mechanical skills and appropriate tools. It is recommended to inspect the serpentine belt for wear and replace it if necessary during installation. Ensure the tensioner is properly aligned and torqued to manufacturer specifications to avoid belt misalignment. Refer to the vehicle’s service manual for detailed installation procedures specific to Nissan Altima, Maxima, Murano, Pathfinder, Quest, and Infiniti JX35, QX60 models.

Quality Assurance and Warranty

Dayco manufactures the 89722 accessory drive belt tensioner assembly to meet stringent quality standards. This part is designed for durability and reliable performance under normal operating conditions. While specific warranty details may vary, Dayco typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.