This harmonic balancer and Belt Drive Pulley is a new, aftermarket replacement part that has the following specifications:

  • Type - Hollow Back
  • OE part number - GM 458652
  • Diameter - 8" (inches)
  • Width - 2-3/8" (inches)
  • Direct bolt on replacement
  • Built to strict quality control standards


A direct replacement. Please verify the dimensions against your existing balancer.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

  • 1977-1986 Chevy Blazer Full Size Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1978 Chevy Blazer Full Size Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1978-1981 Chevy C10 Truck Harmonic Balancer V8 5.7L 350ci Gas Engine Dorman 594-006
  • 1982-1986 Chevy C10 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 Chevy C20 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 Chevy C30 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 Chevy Suburban C10 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 Chevy Suburban C10 Harmonic Balancer 350ci V8 5.7L Dorman 594-006
  • 1977-1986 Chevy Suburban C20 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 Chevy Suburban C20 Harmonic Balancer 350ci V8 5.7L Dorman 594-006
  • 1977-1986 Chevy Suburban K10 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 Chevy Suburban K10 Harmonic Balancer 350ci V8 5.7L Dorman 594-006
  • 1977-1986 Chevy Suburban K20 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 Chevy Suburban K20 Harmonic Balancer 350ci V8 5.7L Dorman 594-006
  • 1977-1986 Chevy Van - P Series Forward Control Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1978 Chevy Van G-Series Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977 GMC C1500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1978-1981 GMC C1500 Truck Harmonic Balancer V8 5.7L 350ci Gas Engine Dorman 594-006
  • 1982-1986 GMC C1500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977 GMC C2500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1978-1981 GMC C2500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1982-1986 GMC C2500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 GMC C3500 Truck Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1978 GMC Jimmy Full Size Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 GMC Jimmy Full Size Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 GMC Suburban C1500 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 GMC Suburban C1500 Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 GMC Suburban K1500 Harmonic Balancer V8 5.0L 305ci Dorman 594-006
  • 1977-1986 GMC Suburban K1500 Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1978 GMC Van Harmonic Balancer V8 5.7L 350ci Dorman 594-006
  • 1977-1986 GMC Van - P Series Forward Control Harmonic Balancer V8 5.7L 350ci Dorman 594-006

This part replaces:

  • Hollander 309-169
  • OE # 458652
  • Dorman 594-006
Part #: 1AEHB00053
Dorman
Brand #: 594-006