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- Front Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height3.4
Package Width12.9
Package Length12.9
Weight18.2 PG
Part CategoryReplacement Parts
Overall Height2.6
Number Of Lugs5
Programming RequiredNo
Disc ConstructionVented
Discard Thickness26
Center Bore Diameter (Mm)78.5mm
Max Center Hole Diameter3.09 in (78.486 mm)
Abs Sensor Ring IncludedNo
Overall Rotor Diameter (Mm)311.91mm
Center Bore Diameter (In)3.1in
Center Hole Diameter78.5
Pad Contact Surface Width (Mm)50.55
Center Hole Diameter (Mm)78.49
Directional Or Non-Directional Brake SurfaceNon-Directional
Features & Benefits - Bullet 2Premium aftermarket replacement part
Disc FinishGround
Nominal Thickness (Mm)27.99
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
Stud/Lug Hole Quantity5
Overall Rotor Diameter12.28 in (311.9 mm)
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
Height (Mm)65.9
Pitch Circle Diameter (Mm)139.7
Bolt Circle Diameter (Mm)139.7
Discard Thickness (Mm)26.009
Features &#38; Benefits - Bullet 1Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Overall Height (Mm)66.04
Mounting Bolt Hole Diameter0.651
PositionFront
ConstructionFull Cast
Solid Or Vented Type RotorVented
MaterialCast Iron
Pitch Circle Diameter5.5 in (139.7 mm)
Pad Contact Surface Width50.55
Hat FinishTurned
Mounting Bolt Hole Circle Diameter139.7
Thickness (Mm)27.99
Height (In)2.6
Thickness1.102 in (28 mm)
Bolt Circle Diameter5.5 in (139.7 mm)
Rust Resistant CoatingYes
SlottedNo
Conventional Or Drum-In-Hat Type RotorConventional
Outside Diameter (Mm)311.9
Abs Tone Ring IncludedNo
Includes Abs Sensor RingNo
Surface TypeSmooth
Bolt Circle Diameter (In)5.5
Max Bolt Hole Diameter (Mm)78.49
Part FitmentDirect Fit
Outside Diameter311.9
Nominal Thickness28
Grade TypeRegular
Vendor Part Number18A1801
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
