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- Rear Drum In-Hat Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height2.8
Package Width12.3
Package Length12.3
Weight15.6 PG
Part CategoryReplacement Parts
Overall Height2.22 in (56.4 mm)
Number Of Lugs5
Disc ConstructionVented
Max Center Hole Diameter2.84 in (72.136 mm)
Abs Sensor Ring IncludedNo
Discard Thickness0.63 in (16.002 mm)
Pad Contact Surface Width (Mm)44.15
Center Hole Diameter (Mm)72.14
Overall Rotor Diameter (Mm)301.75
Nominal Thickness (Mm)18.008
Center Hole Diameter2.84 in (72.136 mm)
Disc FinishGround
Bolt Hole Quantity5
Overall Rotor Diameter11.88 in (301.8 mm)
Bolt Circle Diameter (Mm)114.3
Pitch Circle Diameter (Mm)114.3
Discard Thickness (Mm)16.002
Overall Height (Mm)56.39
PositionRear
Solid Or Vented Type RotorVented
MaterialCast Iron
Pitch Circle Diameter4.5 in (114.3 mm)
Pad Contact Surface Width1.7
Hat FinishTurned
Thickness (Mm)18.008
Thickness0.709 in (18 mm)
Bolt Circle Diameter4.5 in (114.3 mm)
Rust Resistant CoatingYes
Outside Diameter (Mm)301.8
Includes Abs Sensor RingNo
SlottedNo
Max Bolt Hole Diameter (Mm)72.14
Surface TypeSmooth
Part FitmentDirect Fit
Outside Diameter11.9 in (302.3 mm)
Nominal Thickness0.709 in (18 mm)
Grade TypeRegular
Vendor Part Number18A2474
Package Qty1
Package TypeEA
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