ACDelco
ACDelco 177-0958 | Rear Disc Brake Rotor
Disc Brake Rotor Rear/Front ACDelco GM Original Equipment 177-0958
ABS Sensor Ring Included | No |
Bolt Circle Diameter (in) | 4.6 |
Bolt Circle Diameter (mm) | 116.8 |
Bolt Hole Quantity | 5 |
Center Bore Diameter (in) | 2.7 in |
Center Bore Diameter (mm) | 70.6 mm |
Construction | Full Cast |
Disc Finish | Turned |
Good Maintenance Practices - Section 1 - Bullet 1 | Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations. |
Good Maintenance Practices - Section 1 - Bullet 2 | Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required. |
Good Maintenance Practices - Section 1 - Bullet 3 | Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary). |
Good Maintenance Practices - Section 1 - Bullet 4 | Check the thickness of your brake pads. |
Good Maintenance Practices - Section 1 - Header | The following inspections and maintenance procedures can help prevent potential brake problems. |
Good Maintenance Practices - Section 2 - Bullet 1 | Inspection of the brake hoses for brittleness or cracking. |
Good Maintenance Practices - Section 2 - Bullet 2 | Inspection of brake lining and pads for wear or contamination by brake fluid or grease. |
Good Maintenance Practices - Section 2 - Bullet 3 | Inspection of wheel bearings and grease seals. |
Good Maintenance Practices - Section 2 - Bullet 4 | Parking brake adjustments (as needed). |
Good Maintenance Practices - Section 2 - Header | The following should be conducted by a qualified technician: |
Grade Type | Regular |
Hat Finish | Coated |
Height (in) | 1.5 |
Height (mm) | 38.6 |
Length (in) | 13.12 |
Lug Quantity | 5 |
Material | Cast Iron |
Overall Rotor Diameter (mm) | 281 mm |
Programming Required | No |
Rust Resistant Coating | Yes |
Signs of Wear & Troubleshooting - Section 1 - Bullet 1 | Vehicle pulls to the left or right when brakes are applied. |
Signs of Wear & Troubleshooting - Section 1 - Bullet 2 | Visible ridges or deep grooves on the rotor surface. |
Slotted | No |
Solid Or Vented Type Rotor | Solid |
Surface Type | Smooth |
Weight (lb) | 10.1 |
Width (in) | 12.5 |