Dorman 594-706 Engine Harmonic Balancer

Dorman 594-706 Harmonic Balancer

Dorman 594-706 is a direct replacement engine harmonic balancer for select Kia Optima and Hyundai Sonata applications. It is built with a stress-resistant rubber bond to help absorb engine vibration, while the ductile steel construction adds tensile and impact strength for long-term durability.

Key Features

• Direct replacement harmonic balancer for OE-style fit and function
• Stress-resistant rubber bond helps isolate engine vibration
• Ductile steel construction for added strength and durability
• Serpentine belt pulley design with 10 grooves
• Includes degree markings for timing reference
• Black finish with keyway type design

Detailed Description

This Dorman harmonic balancer, part number 594-706, is engineered for vehicles that need stable crankshaft vibration control and reliable belt drive operation. It is compatible with 2011-2016 Kia Optima and 2011-2014 Hyundai Sonata applications, making it a direct-fit option for common 2.4L and related engine service needs where the original balancer has worn, cracked, or separated. The 148 mm outside diameter, 28 mm inside diameter, and 30 mm depth support proper OE-style dimensions, while the 10-groove serpentine pulley layout matches the factory belt system. This part cross-references OE numbers 231242G700 and PB1757N for the same application.

Common Problems This Part Can Address

• Engine vibration caused by a deteriorated balancer rubber bond
• Crankshaft pulley wobble or imbalance
• Noise from a worn harmonic balancer assembly
• Serpentine belt tracking issues related to pulley wear
• Timing reference visibility with faded or missing degree markings

Installation Notes and Tips

Verify the keyway, mounting hole diameter, and pulley groove count before installation. Confirm the replacement matches the original crankshaft balancer dimensions and belt routing on your Kia Optima or Hyundai Sonata. Inspect the crankshaft snout, belt condition, and adjacent pulleys during service to help ensure proper alignment after installation.

Quality Assurance

Dorman manufactures this harmonic balancer as a direct replacement component using ductile steel construction and a vibration-absorbing rubber bond to support dependable operation in everyday engine service.