Replaces

Harmonic Balancer

Description
Vehicle Fit
Warranty & Shipping
Product Reviews
Q&A

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 12551948
  • Diameter - 6-3/4" (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.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge.

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Fits the following Makes:

Year Make Model Description
1977Buick Century Buick Century 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977-1980Buick Century Buick Century 305ci V8 5.0L Harmonic Balancer
1978-1979Buick Century Buick Century 350ci V8 5.7L Harmonic Balancer
1978Buick Electra Buick Electra 305ci V8 5.0L Harmonic Balancer
1978Buick LeSabre Buick LeSabre 305ci V8 5.0L Harmonic Balancer
1977Buick Regal Buick Regal 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977Buick Regal Buick Regal 305ci V8 5.0L Harmonic Balancer
1978-1980Buick Regal Buick Regal 305ci V8 5.0L Harmonic Balancer
1991Buick Roadmaster Buick Roadmaster 305ci V8 5.0L Harmonic Balancer
1992-1993Buick Roadmaster Buick Roadmaster 350ci V8 5.7L Harmonic Balancer
1977-1979Buick Skylark Buick Skylark 305ci V8 5.0L Harmonic Balancer
1977Buick Skylark Buick Skylark 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1978-1979Buick Skylark Buick Skylark 350ci V8 5.7L Harmonic Balancer
1990-1992Cadillac Brougham Cadillac Brougham V8 5.7L Harmonic Balancer
1991-1992Cadillac Brougham Cadillac Brougham V8 5.0L Harmonic Balancer
1990-1993Cadillac Fleetwood Cadillac Fleetwood V8 5.7L Harmonic Balancer
1991-1992Cadillac Fleetwood Cadillac Fleetwood V8 5.0L Harmonic Balancer
1979-1987Chevrolet Blazer Full Size Chevrolet Blazer Full Size 305ci V8 5.0L Harmonic Balancer
1977-1986Chevrolet C10 Truck Chevrolet C10 Truck 305ci V8 5.0L Harmonic Balancer
1977-1986Chevrolet C20 Truck Chevrolet C20 Truck 305ci V8 5.0L Harmonic Balancer
1977-1984Chevrolet Camaro Chevrolet Camaro 305ci V8 5.0L Harmonic Balancer
1977-1981Chevrolet Camaro Chevrolet Camaro 350ci V8 5.7L Harmonic Balancer
1985-1987Chevrolet Camaro Chevrolet Camaro 305ci V8 5.0L with 4 BBL Carburetor Harmonic Balancer
1988-1992Chevrolet Camaro Chevrolet Camaro 305ci V8 5.0L with Throttle Body Injection (TBI) Harmonic Balancer
1980-1993Chevrolet Caprice Chevrolet Caprice 305ci V8 5.0L Harmonic Balancer
1980-1985Chevrolet Caprice Chevrolet Caprice 350ci V8 5.7L (excluding Diesel Engines) Harmonic Balancer
1986-1996Chevrolet Caprice Chevrolet Caprice 350ci V8 5.7L Harmonic Balancer
1977Chevrolet Chevelle Chevrolet Chevelle 305ci V8 5.0L Harmonic Balancer
1977Chevrolet Chevelle Chevrolet Chevelle 350ci V8 5.7L Harmonic Balancer
1977-1979Chevrolet El Camino Chevrolet El Camino 350ci V8 5.7L Harmonic Balancer
1977-1987Chevrolet El Camino Chevrolet El Camino 305ci V8 5.0L Harmonic Balancer
1980-1985Chevrolet Impala Chevrolet Impala 350ci V8 5.7L (excluding Diesel Engines) Harmonic Balancer
1980-1985Chevrolet Impala Chevrolet Impala 305ci V8 5.0L Harmonic Balancer
1978-1983Chevrolet Malibu Chevrolet Malibu 305ci V8 5.0L Harmonic Balancer
1978-1979Chevrolet Malibu Chevrolet Malibu 350ci V8 5.7L Harmonic Balancer
1977Chevrolet Monte Carlo Chevrolet Monte Carlo 305ci V8 5.0L Harmonic Balancer
1978-1988Chevrolet Monte Carlo Chevrolet Monte Carlo 305ci V8 5.0L Harmonic Balancer
1977-1979Chevrolet Nova Chevrolet Nova 350ci V8 5.7L Harmonic Balancer
1977-1979Chevrolet Nova Chevrolet Nova 305ci V8 5.0L Harmonic Balancer
1979Chevrolet Suburban C10 Chevrolet Suburban C10 305ci V8 5.0L Harmonic Balancer
1981-1986Chevrolet Suburban C10 Chevrolet Suburban C10 305ci V8 5.0L Harmonic Balancer
1979Chevrolet Suburban C20 Chevrolet Suburban C20 305ci V8 5.0L Harmonic Balancer
1981-1986Chevrolet Suburban C20 Chevrolet Suburban C20 305ci V8 5.0L Harmonic Balancer
1979Chevrolet Suburban K10 Chevrolet Suburban K10 305ci V8 5.0L Harmonic Balancer
1981-1986Chevrolet Suburban K10 Chevrolet Suburban K10 305ci V8 5.0L Harmonic Balancer
1979Chevrolet Suburban K20 Chevrolet Suburban K20 305ci V8 5.0L Harmonic Balancer
1981-1986Chevrolet Suburban K20 Chevrolet Suburban K20 305ci V8 5.0L Harmonic Balancer
1977-1986GMC C1500 Truck GMC C1500 Truck 305ci V8 5.0L Harmonic Balancer
1977-1986GMC C2500 Truck GMC C2500 Truck 305ci V8 5.0L Harmonic Balancer
1978-1987GMC Caballero GMC Caballero 305ci V8 5.0L Harmonic Balancer
1978-1979GMC Caballero GMC Caballero 350ci V8 5.7L Harmonic Balancer
1979-1987GMC Jimmy Full Size GMC Jimmy Full Size 305ci V8 5.0L Harmonic Balancer
1977GMC Sprint GMC Sprint 305ci V8 5.0L Harmonic Balancer
1977GMC Sprint GMC Sprint 350ci V8 5.7L Harmonic Balancer
1979GMC Suburban C1500 GMC Suburban C1500 305ci V8 5.0L Harmonic Balancer
1981-1986GMC Suburban C1500 GMC Suburban C1500 305ci V8 5.0L Harmonic Balancer
1979GMC Suburban K1500 GMC Suburban K1500 305ci V8 5.0L Harmonic Balancer
1981-1986GMC Suburban K1500 GMC Suburban K1500 305ci V8 5.0L Harmonic Balancer
1987GMC Suburban R1500 GMC Suburban R1500 305ci V8 5.0L Harmonic Balancer
1987GMC Suburban V1500 GMC Suburban V1500 305ci V8 5.0L Harmonic Balancer
1977Oldsmobile 98-Regency Olds 98-Regency 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1991-1992Oldsmobile Custom Cruiser Olds Custom Cruiser Wagon V8 5.0L Harmonic Balancer
1992Oldsmobile Custom Cruiser Olds Custom Cruiser Wagon V8 5.7L Harmonic Balancer
1978-1987Oldsmobile Cutlass Olds Cutlass 305ci V8 5.0L Harmonic Balancer
1978Oldsmobile Cutlass Olds Cutlass 350ci V8 5.7L Harmonic Balancer
1979Oldsmobile Cutlass Olds Cutlass 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1978Oldsmobile Cutlass Salon Olds Cutlass Salon 350ci V8 5.7L Harmonic Balancer
1978-1980Oldsmobile Cutlass Salon 1978-80, 1985-87 Olds Cutlass Salon 305ci V8 5.0L Harmonic Balancer
1979Oldsmobile Cutlass Salon Olds Cutlass Salon 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1985-1987Oldsmobile Cutlass Salon 1978-80, 1985-87 Olds Cutlass Salon 305ci V8 5.0L Harmonic Balancer
1978Oldsmobile Cutlass Supreme Olds Cutlass Supreme 350ci V8 5.7L Harmonic Balancer
1978-1987Oldsmobile Cutlass Supreme Olds Cutlass Supreme 305ci V8 5.0L Harmonic Balancer
1979Oldsmobile Cutlass Supreme Olds Cutlass Supreme 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977Oldsmobile Delta 88 Olds Delta 88 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977Oldsmobile Delta 88-Royale Olds Delta 88-Royale 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977-1979Oldsmobile Omega Olds Omega 305ci V8 5.0L Harmonic Balancer
1977Oldsmobile Omega Olds Omega 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1978-1979Oldsmobile Omega Olds Omega 350ci V8 5.7L Harmonic Balancer
1977Oldsmobile Regency Olds Regency 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977Oldsmobile Vista Cruiser Olds Vista Cruiser 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1977Pontiac Bonneville Pontiac Bonneville 305ci V8 5.0L Harmonic Balancer
1981Pontiac Bonneville Pontiac Bonneville 305ci V8 5.0L Harmonic Balancer
1983-1986Pontiac Bonneville Pontiac Bonneville 305ci V8 5.0L Harmonic Balancer
1977-1984Pontiac Firebird Pontiac Firebird 305ci V8 5.0L Harmonic Balancer
1977-1981Pontiac Firebird Pontiac Firebird 350ci V8 5.7L Harmonic Balancer
1985-1987Pontiac Firebird Pontiac Firebird 305ci V8 5.0L with 4 BBL Carburetor Harmonic Balancer
1988-1992Pontiac Firebird Pontiac Firebird 305ci V8 5.0L with Throttle Body Injection (TBI) Harmonic Balancer
1978-1980Pontiac Grand Prix Pontiac Grand Prix 305ci V8 5.0L Harmonic Balancer
1983-1987Pontiac Grand Prix Pontiac Grand Prix 305ci V8 5.0L Harmonic Balancer
1977-1979Pontiac LeMans Pontiac LeMans 305ci V8 5.0L Harmonic Balancer
1978Pontiac LeMans Pontiac LeMans 350ci V8 5.7L Harmonic Balancer
1977Pontiac Parisienne Pontiac Parisienne 305ci V8 5.0L Harmonic Balancer
1981Pontiac Parisienne Pontiac Parisienne 305ci V8 5.0L Harmonic Balancer
1983-1986Pontiac Parisienne Pontiac Parisienne 305ci V8 5.0L Harmonic Balancer
1977Pontiac Phoenix Pontiac Phoenix 305ci V8 5.0L Harmonic Balancer
1977Pontiac Phoenix Pontiac Phoenix 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer
1978-1979Pontiac Phoenix Pontiac Phoenix 350ci V8 5.7L Harmonic Balancer
1978-1979Pontiac Phoenix Pontiac Phoenix 305ci V8 5.0L Harmonic Balancer
1977Pontiac Ventura II Pontiac Ventura II 305ci V8 5.0L Harmonic Balancer
1977Pontiac Ventura II Pontiac Ventura II 350ci V8 5.7L (8th Vin Digit L) Harmonic Balancer

Part Interchange

Brand Label Part Number
DIY Solutions BEP00114

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

Part 1AEHB00055
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DIY Solutions
Brand #: BEP00114