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Lowest Price GuaranteeBrake Drums
- Rear Brake Drum
Replacement Drum Brake Components
ACDelco Drum Brake Parts are factory-correct replacements. Use the year, make, and model to verify fitment and get the right part the first time. Keep your GM on the road with genuine ACDelco replacement parts.
Part TypeBrake Drum
Product LineACDelco Drum Brake Parts
BrandACDELCO
Package Height3.3
Package Width12.2
Package Length13.0
Weight15.3 PG
Part CategoryReplacement Parts
Abs Sensor Ring IncludedNo
Discard Thickness (Mm)243.6
Discard Thickness9.59 in (243.586 mm)
Maximum Brake Diameter (Discard) (Mm)243.59
Nominal Drum Diameter9.5
MaterialCast Iron
Mount Hole Diameter0.531 in (13.487 mm)
Brake Surface FinishTurned
Nominal Drum Diameter (Mm)241.3
Outer Cooling FinsYes
Mount Hole Diameter (Mm)13.487
Bolt Circle Diameter4.75
New Or RemanufacturedNew
New Or RemanufacturedNew
Outside Diameter (Mm)301.5
Bolt Hole Quantity5
Part FitmentDirect Fit
Outside Diameter11.87 in (301.5 mm)
Grade TypeRegular
Bolt Circle Diameter (Mm)120.7
Vendor Part Number18B80
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
