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- Rear Drum In-Hat Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height2.9
Package Width13.3
Package Length13.3
Weight18.0 PG
Weight18
Part CategoryReplacement Parts
Overall Height53.35
Number Of Lugs6
Programming RequiredNo
Disc ConstructionVented
Discard Thickness18.4
Max Center Hole Diameter2.98 in (75.692 mm)
Overall Rotor Diameter (Mm)330.96mm
Center Hole Diameter2.98
Center Hole Diameter (Mm)75.69
Directional Or Non-Directional Brake SurfaceNon-Directional
Features & Benefits - Bullet 6Premium aftermarket replacement part
Features & Benefits - Bullet 7Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Nominal Thickness (Mm)19.989
Features & Benefits - Bullet 2Black coating on hat and vanes
Bolt Hole Quantity6
Features & Benefits - Bullet 3Quality validated for proper metallurgy and correct brake plate thickness
Overall Rotor Diameter13.03 in (331 mm)
Features & Benefits - Bullet 4Tighter tolerances similar to GM OE specifications
Features & Benefits - Bullet 5Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Pitch Circle Diameter (Mm)132
Discard Thickness (Mm)18.389
Stud/Lug Hole Quantity6
Overall Height (Mm)53.34
Product DescriptionACDelco Gold (Professional) Non-Coated Disc Brake Rotor and Hub Assemblies are a high quality alternative to Original Equipment (OE) parts. These rotors are mounted to the wheel hub where the calipers can press the brake pads against the brake surface to help stop the vehicle. 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 Quantity6
PositionRear
Bolt Circle Diameter (Mm)132
Features &#38; Benefits - Bullet 1Cross drilled for quick brake response and heat dissipation
Pitch Circle Diameter5.19 in (131.8 mm)
Mounting Bolt Hole Diameter0.625
ConstructionFull Cast
Thickness (Mm)19.989
Solid Or Vented Type RotorVented
Thickness0.787 in (20 mm)
Bolt Circle Diameter5.19
Width (In)13.3
MaterialCast Iron
Outside Diameter (Mm)330.96
Hat FinishPainted
Includes Abs Sensor RingNo
Max Bolt Hole Diameter (Mm)75.69
Mounting Bolt Hole Circle Diameter132
Height (In)2.9
SlottedNo
Length (In)13.3
Conventional Or Drum-In-Hat Type RotorDrum-In-Hat
Abs Tone Ring IncludedNo
Bolt Circle Diameter (In)5.19
Part FitmentDirect Fit
Outside Diameter331
Nominal Thickness0.787
Vendor Part Number18A2543
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
