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- Rear Drum In-Hat Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height2.3
Package Width12.3
Package Length12.3
Weight12.0 PG
Weight12
Part CategoryReplacement Parts
Overall Height1.299
Number Of Lugs5
Programming RequiredNo
Disc ConstructionSolid
Discard Thickness0.409
Center Bore Diameter (Mm)72.5mm
Max Center Hole Diameter2.86 in (72.644 mm)
Abs Sensor Ring IncludedNo
Overall Rotor Diameter (Mm)304.8mm
Center Bore Diameter (In)2.9in
Center Hole Diameter2.85
Pad Contact Surface Width (Mm)50
Center Hole Diameter (Mm)72.64
Directional Or Non-Directional Brake SurfaceNon-Directional
Inside Diameter8.071
Features & Benefits - Bullet 2Premium aftermarket replacement part
Nominal Thickness (Mm)11.938
Disc FinishGround
Bolt Hole Quantity5
Features & Benefits - Bullet 3Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Overall Rotor Diameter12 in (304.8 mm)
Stud/Lug Hole Quantity5
Product DescriptionACDelco Gold (Professional) Black Hat Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Mounting Bolt Hole Quantity5
Pitch Circle Diameter (Mm)127
Discard Thickness (Mm)10.414
Height (Mm)33
Bolt Circle Diameter (Mm)127
Overall Height (Mm)33.02
Features &#38; Benefits - Bullet 1Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
PositionRear
Mounting Bolt Hole Diameter13.85
ConstructionFull Cast
Pitch Circle Diameter5 in (127 mm)
Solid Or Vented Type RotorSolid
Width (In)12.3
MaterialCast Iron
Pad Contact Surface Width50
Thickness (Mm)11.938
Hat FinishTurned
Thickness0.47 in (11.9 mm)
Bolt Circle Diameter5 in (127 mm)
Mounting Bolt Hole Circle Diameter127
Height (In)1.3
Outside Diameter (Mm)304.8
Includes Abs Sensor RingNo
Rust Resistant CoatingYes
SlottedNo
Length (In)12.3
Max Bolt Hole Diameter (Mm)72.64
Conventional Or Drum-In-Hat Type RotorConventional
Abs Tone Ring IncludedNo
Surface TypeSmooth
Bolt Circle Diameter (In)5
Grade TypeRegular
Part FitmentDirect Fit
Outside Diameter305
Nominal Thickness0.472
Vendor Part Number18A2558
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
