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    Genuine GM Parts Rear Disc Brake Rotor

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    Warranty Information
    • Product Details

      Part No. 177-861

      Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)

      GM Genuine Parts Disc Brake Rotors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

      Product Features:

      • Inspected for balance, resulting in smooth brake operation and noise reduction
      • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
      • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
      • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
      • GM regularly updates production and service part designs to integrate new materials and technologies

    • Specifications
      • ABS Tone Ring Included:No
        Bolt Circle Diameter:6.5 in
        Bolt Hole Quantity:8
        Construction:Full Cast
        Disc Finish:Turned
        Discard Thickness:1.082 in
        Grade Type:REGULAR
        Hat Finish:Coated
        Height:3.5 in
        Lug Quantity:8
        Material:Cast Iron
        Nominal Thickness:1.142 in
        Outside Diameter:13 in
        Pad Contact Surface Width:1.8 in
        Programming Required:No
        Rust Resistant Coating:Yes
        Slotted:No
        Solid Or Vented Type Rotor:VENTED
        Surface Type:SMOOTH
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