Professional Parts Sweden 21438470 Accessory Drive Belt Idler Pulley

Overview of Professional Parts Sweden Accessory Drive Belt Idler Pulley

The Professional Parts Sweden accessory drive belt idler pulley, part number 21438470, is designed specifically for Volvo vehicles without air conditioning. This component is engineered to maintain proper tension and alignment of the accessory drive belt system, ensuring reliable alternator operation in Volvo C70, S70, S80, and V70 models.

• Compatible with Volvo C70, S70, S80, and V70 models without air conditioning
• Designed for alternator-driven units
• 6-rib pulley design for optimal belt engagement
• Outer diameter of 118.5 mm for precise fitment
• Width of 26 mm to accommodate specific belt sizes

Technical Details and Specifications

This accessory drive belt idler pulley features a 6-rib design, which matches the rib count of the accessory belt used in the specified Volvo models. The outer diameter measures 118.5 mm, providing the correct circumference for smooth belt routing and tension. With a width of 26 mm, the pulley supports the belt width required for vehicles without air conditioning systems. The pulley is intended for use with the alternator-driven unit, ensuring consistent belt tension and reducing wear on the belt and other components.

Application and Problem Solving

This idler pulley is used in the accessory drive belt system of Volvo vehicles without air conditioning, specifically the C70, S70, S80, and V70 models. It helps address several common issues:

• Prevents belt slippage and misalignment
• Reduces noise caused by worn or damaged pulleys
• Maintains proper tension on the accessory drive belt
• Minimizes premature belt wear
• Supports alternator function by ensuring correct belt routing

Installation Notes and Tips

When installing the Professional Parts Sweden idler pulley 21438470, ensure the vehicle is compatible by verifying the absence of an air conditioning system. Proper belt tension should be checked after installation to avoid over-tightening or slack. It is recommended to inspect the accessory drive belt for wear and replace it if necessary during pulley installation. Use appropriate tools to avoid damage to the pulley or belt system components.

Quality Assurance and Warranty

Professional Parts Sweden manufactures this idler pulley to meet OEM specifications for Volvo vehicles. The part number 21438470 undergoes quality control to ensure durability and reliable performance in the accessory drive belt system. Warranty coverage details should be confirmed with the parts provider, but the product is designed to provide consistent service life under normal operating conditions.