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- Front Disc Brake Rotor Assembly
Part TypeBrake Rotor
BrandACDELCO
Package Height2.8
Package Width12.3
Package Length12.3
Weight14.6 PG
Part CategoryReplacement Parts
Overall Height2.21 in (56.1 mm)
Number Of Lugs5
Disc ConstructionVented
Max Center Hole Diameter2.78 in (70.612 mm)
Abs Sensor Ring IncludedNo
Discard Thickness0.724 in (18.39 mm)
Pad Contact Surface Width (Mm)44.05
Center Hole Diameter (Mm)70.61
Overall Rotor Diameter (Mm)304.8
Nominal Thickness (Mm)19.939
Center Hole Diameter2.78 in (70.612 mm)
Disc FinishGround
Bolt Hole Quantity5
Overall Rotor Diameter12 in (304.8 mm)
Bolt Circle Diameter (Mm)120.7
Pitch Circle Diameter (Mm)120.65
Discard Thickness (Mm)18.389
Overall Height (Mm)56.13
PositionFront
Solid Or Vented Type RotorVented
MaterialCast Iron
Pitch Circle Diameter4.75 in (120.7 mm)
Pad Contact Surface Width1.7
Hat FinishTurned
Thickness (Mm)19.939
Thickness0.785 in (19.9 mm)
Bolt Circle Diameter4.75 in (120.65 mm)
Rust Resistant CoatingNo
Outside Diameter (Mm)304.8
Includes Abs Sensor RingNo
SlottedNo
Max Bolt Hole Diameter (Mm)70.61
Surface TypeSmooth
Part FitmentDirect Fit
Outside Diameter12 in (304.8 mm)
Nominal Thickness0.785 in (19.9 mm)
Grade TypeRegular
Vendor Part Number18A289
Package Qty1
Package TypeEA
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