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Front Brake Rotors
- Front Brake Rotor
Rotors with High Level of Braking Performance
ACDelco Disc Brake Rotors are all made of high-quality materials with precision and specific design features that meet OE specifications.
Part TypeBrake Rotor
Product LineACDelco Disc Brake Rotors
BrandACDELCO
Package Height2.9
Package Width12.5
Package Length12.6
Weight15.36 PG
Center Hole Diameter71
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner’s manual recommendations.
Directional Or Non-Directional Brake SurfaceNon-Directional
Number Of Lugs5
Disc ConstructionVented
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.
Max Center Hole Diameter2.78 in (70.612 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).
Center Hole Diameter (Mm)70.68
Disc FinishGround
Overall Rotor Diameter (Mm)278
Stud/Lug Hole Quantity5
Nominal Thickness (Mm)32.4
Product DescriptionACDelco GM Original Equipment Disc Brake Rotors are metal discs mounted to the wheel hub where the caliper can press the brake pads against the disc surfaces to slow the vehicle, and are GM-recommended replacements for your vehicle's original components. These disc brake rotors have bee n manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Bolt Circle Diameter (Mm)117.8
ConstructionFull Cast
Front Brake TypeVarious - Application Specific
Pad Contact Surface Width54
Hat FinishBare
Mounting Bolt Hole Circle Diameter115
Overall Rotor Diameter10.94 in (277.9 mm)
Abs Tone Ring IncludedNo
Pitch Circle Diameter (Mm)117.82
Surface TypeSmooth
Bolt Circle Diameter (In)4.638
Discard Thickness (Mm)30.7
Outside Diameter276.86
Overall Height (Mm)52.09
Part CategoryReplacement Parts
PositionFront
Overall Height2.1
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Pitch Circle Diameter4.64 in (117.9 mm)
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Programming RequiredNo
Thickness (Mm)31.88
Discard Thickness1.209
Thickness1.255 in (31.9 mm)
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Rear Brake TypeVarious - Application Specific
Bolt Circle Diameter4.64 in (117.856 mm)
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:
Outside Diameter (Mm)277.8
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 1Brake pedal pulsation (not to be confused with normal ABS operation).
Includes Abs Sensor RingNo
Signs Of Wear &#38; Troubleshooting - Section 1 - HeaderBrake rotor signs of wear include:
Features &#38; Benefits - Bullet 2GM-recommended replacement part for your GM vehicle’s original factory component
Bolt Hole Quantity5
Max Bolt Hole Diameter (Mm)16.25
Features &#38; Benefits - Bullet 3Offering the quality, reliability, and durability of GM OE
Features &#38; Benefits - Bullet 4Manufactured to GM OE specification for fit, form, and function
Height (Mm)52.3
Max Center Hole Diameter (Mm)70.76
Features &#38; Benefits - Bullet 1Inspected for balance, resulting in smooth brake operation and noise reduction
Max Bolt Hole Diameter0.639 in (16.231 mm)
Solid Or Vented Type RotorVented
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems.
MaterialCast Iron
Bearings IncludedNo
Stud/Lug Hole Circle Diameter4.53
Height (In)2.1
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Squealing or grinding noises.
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 3Low brake pedal height.
Rust Resistant CoatingYes
SlottedNo
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 4Vehicle pulls to the left or right when brakes are applied.
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 5Visible ridges or deep grooves on the rotor surface.
Conventional Or Drum-In-Hat Type RotorConventional
Nominal Thickness1.276
Grade TypeOE
Vendor Part Number177-833
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
