Dorman HD Solutions Engine Harmonic Balancer Assembly for 1983-1990 Chevrolet GMC 594-5600

Engine harmonic balancer assembly for 1983 to 1990 Chevrolet and GMC trucks designed to replace worn factory units causing vibration or noise.

Built to meet the manufacturer's design intent for reliable service, this unit features a stress-resistant rubber bond engineered to absorb engine vibration effectively. Stringent quality standards ensure excellent tensile and impact strength for greater durability in demanding conditions.

Key Features

• Direct replacement for original equipment harmonic balancers
• Stress-resistant rubber bond absorbs engine vibration
• Constructed for high tensile and impact strength
• Validated through rigorous testing for durability
• Matches OE form, fit, and function

Benefits

• Reduces harmful engine vibration and noise
• Restores smooth engine operation and performance
• Minimizes risk of repeat repairs with durable materials
• Ensures smoother installation with direct-fit design
• Provides trustworthy quality backed by over a century of experience

Application

Ideal for owners of vintage Chevrolet and GMC trucks from the 1980s experiencing crankshaft pulley wear, squealing noises, or excessive engine vibration who need a reliable restoration part.

Fitment Notes

• Compatible with select 1983-1990 Chevrolet models
• Compatible with select 1983-1990 GMC models
• Replaces General Motors part numbers 10114166 and 10106421
• Also replaces Dayco part number PB1110N

Why Choose Dorman - HD Solutions?

• Dorman parts are engineered as direct-fit replacements to match OE specifications
• Built with quality materials and validated through testing
• Backed by a team of product experts in the United States
• Focuses on fit, durability, and dependable performance

What's in the Box

• 1 Harmonic Balancer Assembly

Item Dimensions

• Length: 7.8 inches
• Width: 3.4 inches
• Height: 7.8 inches
• Weight: 13.2 lbs