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- Rear Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height4.2
Package Width14.1
Package Length14.1
Weight45.6 PG
Weight45.6
Part CategoryReplacement Parts
Overall Height5.906
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Number Of Lugs8
Disc ConstructionVented
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Max Center Hole Diameter5.12 in (130.048 mm)
Programming RequiredNo
Discard Thickness1.496
Center Hole Diameter (Mm)130.05
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:
Nominal Thickness (Mm)40.005
Signs Of Wear & Troubleshooting - Section 1 - Bullet 1Vehicle pulls to the left or right when brakes are applied.
Overall Rotor Diameter (Mm)355.09mm
Center Hole Diameter130.05
Overall Rotor Diameter13.98 in (355.1 mm)
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Faq - Answer 1Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
Pitch Circle Diameter (Mm)180.09
Directional Or Non-Directional Brake SurfaceNon-Directional
Discard Thickness (Mm)37.998
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Overall Height (Mm)150.11
Features & Benefits - Bullet 6Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
PositionRear
Inside Diameter10.047
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Pitch Circle Diameter7.09 in (180.1 mm)
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).
Thickness (Mm)40.005
Features & Benefits - Bullet 2Coated rotors will remain cleaner longer than non-coated
Thickness1.575 in (40 mm)
Bolt Circle Diameter7.09
Bolt Hole Quantity8
Features & 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
Outside Diameter (Mm)355.09
Features & Benefits - Bullet 4Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Includes Abs Sensor RingNo
Features & Benefits - Bullet 5Premium aftermarket replacement part
Max Bolt Hole Diameter (Mm)16.76
Stud/Lug Hole Quantity8
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 Quantity8
Bolt Circle Diameter (Mm)180.09
Max Bolt Hole Diameter0.66 in (16.764 mm)
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 Diameter16.15
ConstructionFull Cast
Solid Or Vented Type RotorVented
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
Width (In)14.1
MaterialCast Iron
Mounting Bolt Hole Circle Diameter180
Height (In)4.2
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Visible ridges or deep grooves on the rotor surface.
Length (In)14.1
Conventional Or Drum-In-Hat Type RotorDrum-In-Hat
Abs Tone Ring IncludedNo
Surface TypeSmooth
Bolt Circle Diameter (In)7.09
Part FitmentDirect Fit
Outside Diameter13.976
Nominal Thickness40
Faq - Question 1Does ACDelco offer other grades of brake rotors?
Vendor Part Number18A2797
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
