t a  e 
REF NO. Part categories Parameter
ACDelco : 18A1219 Rotor
  • ABS Sensor Ring Included: No
  • Bolt Circle Diameter (IN): 7.3
  • Bolt Hole Quantity: 10
  • Center Bore Diameter (IN): 6
  • Construction: Full Cast
  • Disc Finish: Turned
  • Discard Thickness (IN): 1.32
  • Hat Finish: Turned
  • Material: Cast Iron
  • Nominal Thickness (IN): 1.44
  • Outside Diameter (IN): 15
  • Pad Contact Surface Width (IN): 2.5
  • Rust Resistant Coating: Yes
  • Slotted: No
  • Solid Or Vented Type Rotor: Vented
  • Surface Type: Smooth
ACDelco : 18A643 Rotor
  • ABS Sensor Ring Included: No
  • Bolt Circle Diameter (IN): 6.8
  • Bolt Hole Quantity: 5
  • Center Bore Diameter (IN): 5.4
  • Construction: Full Cast
  • Disc Construction: Vented
  • Disc Finish: Turned
  • Discard Thickness (IN): 1.32
  • Hat Finish: Turned
  • Material: Cast Iron
  • Nominal Thickness (IN): 1.44
  • Outside Diameter (IN): 15
  • Pad Contact Surface Width (IN): 2.4
  • Rust Resistant Coating: Yes
  • Slotted: No
  • Solid Or Vented Type Rotor: Vented
  • Surface Type: Smooth
  • Thickness (IN): 1.44
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    Size/Parameters

    Annotated Parameter name Size range Unit