Dorman 594-307 Engine Harmonic Balancer

Dorman 594-307 Harmonic Balancer for Nissan Altima

Dorman 594-307 is a direct replacement engine harmonic balancer for 1998-2001 Nissan Altima 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 select Nissan Altima models
• Stress-resistant rubber bond helps isolate engine vibration
• Ductile steel construction for added strength and durability
• Serpentine drive belt type
• Black finish with degree markings for timing reference
• Bolt and washer included
• Includes balancer, Woodruff key, and instruction sheet

Detailed Description

Built for 1998-2001 Nissan Altima fitment, Dorman 594-307 is engineered as an OE-style replacement harmonic balancer for the engine’s front accessory drive. The rubber isolator is formulated to resist stress while helping dampen torsional vibration, and the ductile steel body supports reliable operation under engine load. This part number, 594-307, is a practical choice when replacing a worn or damaged balancer on a Nissan Altima with serpentine belt drive.

This part cross-references ATP 102257 for the same application.

Common Problems This Part May Address

• Engine vibration felt through the front of the engine
• Cracked or deteriorated harmonic balancer rubber bond
• Wobble, runout, or visible damage at the crank pulley
• Timing mark visibility issues on the balancer face
• Noise or belt tracking concerns related to a failing balancer

Installation Notes and Tips

Verify engine application before installation on 1998-2001 Nissan Altima models. Inspect the crankshaft snout, Woodruff key, and belt alignment before mounting the balancer. Use the included bolt and washer as specified in the service procedure, and confirm the degree markings are aligned correctly after installation. Follow factory torque specifications and check serpentine belt tracking after startup.

Quality Assurance

Dorman manufactures this harmonic balancer as a direct replacement part with ductile steel construction and a stress-resistant rubber bond for dependable service. Part number 594-307 is built to meet the needs of select Nissan Altima engine applications.