Dorman 419-023 Accessory Drive Belt Tensioner Assembly

Overview of Dorman Accessory Drive Belt Tensioner Assembly 419-023

The Dorman 419-023 accessory drive belt tensioner assembly is engineered for reliable performance in Hyundai and Kia vehicles. Designed specifically for models such as the Hyundai Sonata, Santa Fe, and Kia Optima, this tensioner ensures proper belt tension and smooth operation of the accessory drive system.

• Compatible with Hyundai Magentis, Sonata, Santa Fe, Tiburon, Tucson and Kia Optima, Sportage
• Features a single plastic pulley with a 40 mm bearing diameter
• Designed for V-belt type accessory drive belts
• Clockwise (CW) tensioner rotation for precise belt tensioning
• Outside diameter of 83 mm and inside diameter of 17 mm for accurate fitment
• Includes one pulley bearing and no grooves on the pulley
• Part number 419-023 ensures exact replacement fit

Detailed Product Description

The Dorman 419-023 accessory drive belt tensioner assembly is a critical component in maintaining the correct tension on the V-belt system of select Hyundai and Kia vehicles. The tensioner features a durable plastic pulley with a 40 mm bearing diameter, designed to reduce friction and wear. Its outside diameter measures 83 mm, while the inside diameter is 17 mm, ensuring compatibility with the specified belt sizes. The tensioner rotates clockwise (CW), which aligns with the original equipment specifications for smooth and consistent belt tensioning. This assembly includes one pulley and one bearing, providing a straightforward replacement solution for worn or damaged tensioners.

Compatible Vehicles and Applications

This accessory drive belt tensioner assembly is compatible with a range of Hyundai and Kia models, including:

• Hyundai Magentis
• Hyundai Sonata
• Hyundai Santa Fe
• Hyundai Tiburon
• Hyundai Tucson
• Kia Optima
• Kia Sportage

Using the correct tensioner assembly like the Dorman 419-023 helps maintain optimal belt tension, which is essential for the proper operation of alternators, power steering pumps, and air conditioning compressors.

Common Issues Addressed by This Tensioner Assembly

• Eliminates belt slippage caused by worn or weak tensioners
• Prevents premature belt wear and cracking
• Reduces noise from loose or misaligned belts
• Maintains consistent accessory drive performance
• Helps avoid overheating due to improper belt tension

Installation Notes and Tips

• Ensure the belt type is V-belt before installation
• Verify clockwise (CW) rotation matches vehicle specifications
• Inspect the belt and pulleys for wear during replacement
• Use proper tools to avoid damaging the plastic pulley
• Follow vehicle manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Dorman manufactures the 419-023 accessory drive belt tensioner assembly to meet or exceed OEM standards. The part undergoes rigorous quality control to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product's reliability for Hyundai and Kia vehicle owners.