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- Rear Disc Brake Rotor
Part TypeBrake Rotor
BrandACDELCO
Package Height3.62
Package Width12.5
Package Length13.12
Weight13.17 PG
Thickness (In)0.472
Overall Rotor Diameter (Mm)300mm
Center Hole Diameter70.7
Disc ConstructionSolid
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 SurfaceDirectional
Max Center Hole Diameter2.78 in (70.612 mm)
Abs Sensor Ring IncludedNo
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.
Center Hole Diameter (Mm)70.7
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 FinishGround
Nominal Thickness (Mm)11.988
Stud/Lug Hole Quantity5
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 been 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)114.3
ConstructionFull Cast
Hat FinishCoated
Overall Rotor Diameter11.81 in (300 mm)
Mounting Bolt Hole Circle Diameter4.5
Lug Quantity5
Abs Tone Ring IncludedNo
Discard Thickness (Mm)10.490
Overall Height (Mm)34.6
Surface TypeSmooth
Bolt Circle Diameter (In)4.5
PositionRear
Outside Diameter11.8
Part CategoryReplacement Parts
Overall Height1.4
Pitch Circle Diameter4.53 in (115.1 mm)
Number Of Lugs5
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Thickness0.472 in (12 mm)
Programming RequiredNo
Bolt Circle Diameter4.5
Discard Thickness10.49
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.
Outside Diameter (Mm)299.7
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.
Features &#38; Benefits - Bullet 2GM-recommended replacement part for your GM vehicle's original factory component
Bolt Hole Quantity5
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)35.5
Pitch Circle Diameter (Mm)115mm
Features &#38; Benefits - Bullet 1Inspected for balance, resulting in smooth brake operation and noise reduction
Max Bolt Hole Diameter0.559 in (14.199 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
Thickness (Mm)12
Disc Brake Rotor ConstructionSolid
Height (In)1.4
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Visible ridges or deep grooves on the rotor surface.
Rust Resistant CoatingYes
Includes Abs Sensor RingNo
SlottedNo
Max Bolt Hole Diameter (Mm)14.2mm
Part FitmentDirect Fit
Nominal Thickness0.472
Max Center Hole Diameter (Mm)70.7mm
Grade TypeOE
Vendor Part Number177-0920
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
