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- Rear Drum In-Hat Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height4.2
Package Width14.1
Package Length14.1
Weight20.0 PG
Weight20
Part CategoryReplacement Parts
Overall Height1.892
Number Of Lugs5
Programming RequiredNo
Disc ConstructionVented
Discard Thickness21.5
Center Bore Diameter (Mm)67.4mm
Max Center Hole Diameter2.66 in (67.564 mm)
Abs Sensor Ring IncludedNo
Overall Rotor Diameter (Mm)338.84mm
Center Bore Diameter (In)2.7in
Center Hole Diameter67.45
Pad Contact Surface Width (Mm)43.75
Center Hole Diameter (Mm)67.56
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
Inside Diameter251.35
Nominal Thickness (Mm)24.892
Features & Benefits - Bullet 2Black coating on hat and vanes
Disc FinishTurned
Bolt Hole Quantity5
Features & Benefits - Bullet 3Quality validated for proper metallurgy and correct brake plate thickness
Overall Rotor Diameter13.34 in (338.8 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)120
Discard Thickness (Mm)21.5
Stud/Lug Hole Quantity5
Overall Height (Mm)48.01
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 v ehicle. 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 hav e formerly appeared as ACDelco Professional. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Mounting Bolt Hole Quantity5
PositionRear
Height (Mm)48
Bolt Circle Diameter (Mm)120
Features &#38; Benefits - Bullet 1Cross drilled for quick brake response and heat dissipation
Pitch Circle Diameter4.72 in (119.9 mm)
Mounting Bolt Hole Diameter0.642
ConstructionFull Cast
Solid Or Vented Type RotorVented
Thickness (Mm)24.892
Thickness0.98 in (24.9 mm)
Width (In)14.1
Bolt Circle Diameter4.72 in (119.888 mm)
MaterialCast Iron
Pad Contact Surface Width1.7
Hat FinishTurned
Outside Diameter (Mm)339
Includes Abs Sensor RingNo
Mounting Bolt Hole Circle Diameter120
Height (In)1.9
Max Bolt Hole Diameter (Mm)67.56
Rust Resistant CoatingYes
SlottedNo
Length (In)14.1
Conventional Or Drum-In-Hat Type RotorDrum-In-Hat
Abs Tone Ring IncludedNo
Grade TypeRegular
Surface TypeSmooth
Bolt Circle Diameter (In)4.7
Part FitmentDirect Fit
Outside Diameter338.9
Nominal Thickness23.05
Vendor Part Number18A2657
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
