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Part TypeBrake Rotor
BrandACDELCO
Weight16.8
Center Bore Diameter (Mm)70.8mm
Center Bore Diameter (In)2.8in
Center Hole Diameter70.75
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Disc FinishCoated
Stud/Lug Hole Quantity5
Product DescriptionACDelco Gold (Professional) Fully Coated Disc Brake Rotors are the 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 slow 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 Quantity5
Bolt Circle Diameter (Mm)115
ConstructionFull Cast
Width (In)13
Pad Contact Surface Width1.5
Hat FinishTurned
Mounting Bolt Hole Circle Diameter4.528
Length (In)13.8
Abs Tone Ring IncludedNo
Surface TypeSmooth
Bolt Circle Diameter (In)4.5
Outside Diameter315.1
Part CategoryReplacement Parts
Overall Height48.1
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Programming RequiredNo
Discard Thickness0.827
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 1Vehicle pulls to the left or right when brakes are applied.
Faq - Answer 1Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
Features &#38; Benefits - Bullet 6Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Inside Diameter236.65
Features &#38; Benefits - Bullet 2Coated rotors will remain cleaner longer than non-coated
Bolt Hole Quantity5
Features &#38; Benefits - Bullet 3Protective micron-thin layer helps to inhibit environmental corrosion better than non-coated roated rotors; proved in up to 200 hours of industry-standard salt-spray testing
Features &#38; Benefits - Bullet 4Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Features &#38; Benefits - Bullet 5Premium aftermarket replacement part
Height (Mm)48.1
Features &#38; Benefits - Bullet 1COOL SHIELD coating - entire rotor surface including edges and vanes have baked-on zinc coating for durability and long lasting protection compared to uncoated
Mounting Bolt Hole Diameter0.551
Solid Or Vented Type RotorVented
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
MaterialCast Iron
Height (In)1.9
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Visible ridges or deep grooves on the rotor surface.
Rust Resistant CoatingNo
SlottedNo
Conventional Or Drum-In-Hat Type RotorDrum-In-Hat
Part FitmentDirect Fit
Nominal Thickness0.912
Faq - Question 1Does ACDelco offer other grades of brake rotors?
Vendor Part Number18A81045
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
