Dorman 594-852 Engine Harmonic Balancer

Dorman 594-852 Harmonic Balancer

This Dorman harmonic balancer is a direct replacement for select Audi and Volkswagen applications with air conditioning. It uses a stress-resistant rubber bond to help absorb engine vibration, while the ductile steel construction adds tensile and impact strength for dependable service.

Built for vehicles that need OE-style vibration control, this balancer supports smooth crankshaft operation and consistent serpentine belt performance. It is a practical replacement for Audi A4, Audi A4 Quattro, and Volkswagen Passat models listed below.

Key Features

• Direct replacement harmonic balancer for select 1997-2000 Audi and Volkswagen applications
• Stress-resistant rubber bond helps isolate engine vibration
• Ductile steel construction for added durability
• 9-groove serpentine belt pulley design
• Black finish
• 4 mounting holes
• Inside diameter: 30.4 mm
• Outside diameter: 143 mm
• Depth: 4 in

Detailed Description

Dorman 594-852 is engineered as an OE-style replacement harmonic balancer for engines that rely on stable crankshaft damping and serpentine belt alignment. The rubber isolator is built to absorb torsional vibration, while the ductile steel body provides the strength needed for long-term use in demanding engine environments. This part cross-references 058105251A and PB1697N for the same application.

Compatible With: 1997-2000 Audi A4 Quattro, for vehicles equipped with air conditioning; 1997-1999 Audi A4, for vehicles equipped with air conditioning; 1998-1999 Volkswagen Passat, for vehicles equipped with air conditioning. If you are replacing a worn harmonic balancer on an Audi A4 Quattro, Audi A4, or Volkswagen Passat, Dorman 594-852 provides the fit and construction needed for the listed applications.

What It Helps Solve

• Engine vibration caused by a deteriorated harmonic balancer
• Crankshaft damping issues from a failed rubber isolator
• Serpentine belt tracking problems related to pulley wear
• Noise from a damaged or out-of-balance balancer assembly
• Replacement needs for Audi A4, Audi A4 Quattro, and Volkswagen Passat air-conditioning applications

Installation Notes and Tips

Verify engine application, air conditioning equipment, and pulley groove count before installation. Inspect the crankshaft snout, belt routing, and surrounding front-engine components for wear or damage before fitting the new balancer. Confirm that the mounting pattern and dimensions match the original part number 594-852 application requirements.

Quality Assurance

Dorman manufactures this harmonic balancer as a direct replacement part with materials selected for vibration control and durability. The ductile steel construction and bonded rubber design support reliable operation in the specified Audi and Volkswagen applications.