Dorman 594-446 Engine Harmonic Balancer

Direct Replacement Harmonic Balancer

Dorman 594-446 is a direct replacement engine harmonic balancer for select Chevrolet, Buick, and Cruze applications with a 5-rib serpentine belt. It uses a stress-resistant rubber bond to absorb engine vibration, while ductile steel construction adds tensile and impact strength for durability.

Key Features

• Direct replacement harmonic balancer for OE-style fit and function
• Stress-resistant rubber bond helps absorb crankshaft vibration
• Ductile steel construction for added strength and durability
• Black finish with 5 pulley grooves for serpentine belt systems
• 1 mounting hole; center bolt and washer not included
• Inside diameter: 25.02 mm; outside diameter: 153.6 mm; depth: 76.5 mm

Fitment Details

• Fits 2015-2019 Chevrolet Sonic, N/A, w/5 Rib Serpentine Belt
• Fits 2015-2019 Chevrolet Trax, N/A, w/5 Rib Serpentine Belt
• Fits 2013-2018 Buick Encore, N/A, w/5 Rib Serpentine Belt
• Fits 2016 Chevrolet Cruze Limited, N/A, w/5 Rib Serpentine Belt
• Fits 2011-2015 Chevrolet Cruze, N/A, w/5 Rib Serpentine Belt

What It Helps Address

• Engine vibration transmitted through the crankshaft pulley system
• Worn or damaged harmonic balancer rubber bond
• Cracked or out-of-balance balancer components
• Serpentine belt drive issues related to balancer wear
• Noise or harshness from a deteriorated engine vibration damper

Installation Notes

Verify pulley groove count, inside diameter, outside diameter, and depth before installation. This Dorman 594-446 harmonic balancer is for vehicles equipped with a 5-rib serpentine belt, including select Chevrolet Sonic, Chevrolet Trax, Buick Encore, Chevrolet Cruze Limited, and Chevrolet Cruze applications. The center bolt and washer are not included, so confirm the required fasteners and service procedure before beginning the repair.

Quality Assurance

Dorman builds this replacement balancer with ductile steel and a vibration-absorbing rubber bond to match the demands of engine accessory drive service. This part cross-references GM 55574771 for the same application.