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Product Details

ACDelco Parts and Accessories

Advantage™ Vented 1-Piece Front Brake Rotor and Hub Assembly (18A3A) by ACDelco®. Quantity: 1 per Pack. ACDelco Advantage brake rotors and drums feature the fit, form and function of premium aftermarket brakes at a more economical price. The ACDelco Advantage line offers dependability, performance and great value – without sacrificing important features and benefits.


Rotor Design: Hub and Rotor Assembly
Rotor Construction: 1-Piece
Rotor Style: Plain
Rotor Finish: Non-Coated
Rotor Type: Vented
Rotor Vane Type: Directional
Rotor Diameter: 279.4mm (11")
Nominal Thickness: 26.289mm (1.035")
Minimum Thickness: 24.511mm (0.965")
Lug Holes Quantity: 5
Bolt Circle: 120.65mm (4.75")
Quantity: 1 per Pack


  • No machining required – ready to be installed right out of the box
  • Mill-balanced for proper rotor function
  • Quality validated for proper metallurgy and correct brake plate thickness
  • Non-directional brake surface finish for consistent braking
  • Chamfer angle follows the OE design
  • 12-month/unlimited-mile warranty

ACDelco is here with excellent products that are available at a competitive price. The company does its utmost to provide the best possible solutions for your needs. All products by ACDelco are made with expert care and created by professionals to meet all your requirements. The company does not accept compromises when it is going about quality, so you can be sure that all products have only first-rate quality. With many years of manufacturing experience, ACDelco is the name you can trust.

ACDelco®, a brand of GM Customer Care and Aftersales, is a global automotive manufacturer of premium replacement parts for almost all vehicle systems as well as off-road, industrial, and marine equipment. With more than hundred years of manufacturing experience, the company offers an extensive line of brake pads and rotors, belts and hoses, shocks and struts, alternators and starters, thermostats and caps, fuel pumps, and many more trustworthy and top-quality products.

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Warranty Information

ACDelco warrants that its Products will be free from defects in material and workmanship for 12-month/unlimited-mile from the date of purchase by the Original Purchaser. This warranty does not apply to any Products that have been subjected to misuse, mishandling, misapplication, neglect (including but not limited to improper maintenance), improper installation, or alterations.

Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

Vehicle Fitment

Buick Apollo
1975 Buick Apollo
Buick Century
1977 Buick Century
1976 Buick Century
1975 Buick Century
1974 Buick Century
1973 Buick Century
Buick Estate
1978 Buick Estate
1977 Buick Estate
Buick Le Sabre
1978 Buick Le Sabre
  • 4.9L / 5.0L / 5.7L / 6.6L Without Police And Taxi Packages
1977 Buick Le Sabre
  • 4.9L / 5.7L / 6.6L Without Police And Taxi Packages
Buick Regal
1977 Buick Regal
1976 Buick Regal
1975 Buick Regal
1974 Buick Regal
1973 Buick Regal
Buick Skylark
1978 Buick Skylark
1977 Buick Skylark
1976 Buick Skylark
1975 Buick Skylark
Cadillac Seville
1976 Cadillac Seville
Chevy Camaro
1978 Chevy Camaro
1977 Chevy Camaro
1976 Chevy Camaro
1975 Chevy Camaro
1974 Chevy Camaro
1973 Chevy Camaro
1972 Chevy Camaro
1971 Chevy Camaro
1970 Chevy Camaro
Chevy Caprice
1978 Chevy Caprice
1977 Chevy Caprice
Chevy Chevelle
1973 Chevy Chevelle
Chevy El Camino
1977 Chevy El Camino
1976 Chevy El Camino
1975 Chevy El Camino
1974 Chevy El Camino
1973 Chevy El Camino
Chevy G-Series
1974 Chevy G10 Van
1973 Chevy G10 Van
1972 Chevy G10 Van
1971 Chevy G10 Van
Chevy Impala
1978 Chevy Impala
1977 Chevy Impala
Chevy Laguna
1973 Chevy Laguna
Chevy Malibu
1977 Chevy Malibu
1976 Chevy Malibu
1975 Chevy Malibu
1974 Chevy Malibu
1973 Chevy Malibu
Chevy Monte Carlo
1977 Chevy Monte Carlo
1976 Chevy Monte Carlo
1975 Chevy Monte Carlo
1974 Chevy Monte Carlo
1973 Chevy Monte Carlo
Chevy Nova
1978 Chevy Nova
1977 Chevy Nova
1976 Chevy Nova
1975 Chevy Nova
GMC G-Series
1974 GMC G15/G1500 Van
1973 GMC G15/G1500 Van
1972 GMC G15/G1500 Van
1971 GMC G15/G1500 Van
GMC Sprint
1977 GMC Sprint
1976 GMC Sprint
1975 GMC Sprint
1974 GMC Sprint
1973 GMC Sprint
Oldsmobile Custom Cruiser
1978 Oldsmobile Custom Cruiser
1977 Oldsmobile Custom Cruiser
Oldsmobile Cutlass
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1977 Oldsmobile Cutlass
  • Colonnade / Colonnade S / S / Vista Cruiser
1976 Oldsmobile Cutlass Salon / Cutlass Supreme / Cutlass Tiara
1976 Oldsmobile Cutlass
  • Colonnade S / S / Vista Cruiser
1975 Oldsmobile Cutlass
  • Base / S
1975 Oldsmobile Cutlass Salon / Cutlass Supreme
1974 Oldsmobile Cutlass
  • Base / S
1974 Oldsmobile Cutlass Supreme
1973 Oldsmobile Cutlass
  • Base / S
1973 Oldsmobile Cutlass Supreme
Oldsmobile Eighty-Eight
1978 Oldsmobile Eighty-Eight
  • Base / Royale
1977 Oldsmobile Eighty-Eight
Oldsmobile Omega
1978 Oldsmobile Omega
1977 Oldsmobile Omega
1976 Oldsmobile Omega
1975 Oldsmobile Omega
1974 Oldsmobile Omega
Oldsmobile Vista Cruiser
1975 Oldsmobile Vista Cruiser
1974 Oldsmobile Vista Cruiser
1973 Oldsmobile Vista Cruiser
Pontiac Bonneville
1978 Pontiac Bonneville
1977 Pontiac Bonneville
Pontiac Catalina
1978 Pontiac Catalina
1977 Pontiac Catalina
Pontiac Firebird
1978 Pontiac Firebird
1977 Pontiac Firebird
1976 Pontiac Firebird
1975 Pontiac Firebird
1974 Pontiac Firebird
1973 Pontiac Firebird
1972 Pontiac Firebird
1971 Pontiac Firebird
1970 Pontiac Firebird
Pontiac GTO
1973 Pontiac GTO
Pontiac Grand Am
1975 Pontiac Grand Am
1974 Pontiac Grand Am
1973 Pontiac Grand Am
Pontiac Grand Prix
1977 Pontiac Grand Prix
1976 Pontiac Grand Prix
1975 Pontiac Grand Prix
1974 Pontiac Grand Prix
1973 Pontiac Grand Prix
Pontiac Grand Safari
1978 Pontiac Grand Safari
1977 Pontiac Grand Safari
Pontiac LeMans
1977 Pontiac Grand LeMans / LeMans
1976 Pontiac Grand LeMans / LeMans
1975 Pontiac Grand LeMans / LeMans
1974 Pontiac LeMans
1973 Pontiac LeMans
Pontiac Parisienne
1978 Pontiac Parisienne
1977 Pontiac Parisienne
Pontiac Phoenix
1978 Pontiac Phoenix
1977 Pontiac Phoenix
Pontiac Ventura
1977 Pontiac Ventura
1976 Pontiac Ventura
1975 Pontiac Ventura

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