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- Rear Drum In-Hat Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height2.3
Package Width12.3
Package Length12.3
Weight13.0 PG
Part CategoryReplacement Parts
Overall Height1.37 in (34.8 mm)
Number Of Lugs5
Disc ConstructionSolid
Max Center Hole Diameter2.79 in (70.866 mm)
Abs Sensor Ring IncludedNo
Discard Thickness0.413 in (10.49 mm)
Pad Contact Surface Width (Mm)53.4
Center Hole Diameter (Mm)70.87
Overall Rotor Diameter (Mm)299.97
Nominal Thickness (Mm)11.988
Center Hole Diameter2.79 in (70.866 mm)
Disc FinishGround
Bolt Hole Quantity5
Overall Rotor Diameter11.81 in (300 mm)
Bolt Circle Diameter (Mm)115
Pitch Circle Diameter (Mm)115
Discard Thickness (Mm)10.49
Overall Height (Mm)34.79
PositionRear
Solid Or Vented Type RotorSolid
MaterialCast Iron
Pitch Circle Diameter4.52 in (114.8 mm)
Pad Contact Surface Width2.1
Hat FinishTurned
Thickness (Mm)11.988
Thickness0.472 in (12 mm)
Bolt Circle Diameter4.5
Rust Resistant CoatingYes
Outside Diameter (Mm)300.1
Includes Abs Sensor RingNo
SlottedNo
Max Bolt Hole Diameter (Mm)70.87
Surface TypeSmooth
Part FitmentDirect Fit
Outside Diameter11.8 in (299.7 mm)
Nominal Thickness0.472 in (12 mm)
Grade TypeRegular
Vendor Part Number18A1798
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
