Product Info: Part: Brake Rotor Position: Front Rotor Material: Cast Iron Rotor Design: Rotors Only Rotor Type: Vented Rotor Style: Plain Bolt Circle: 100 millimeters / 3.94 inches Center Hole Diameter: 58.4 millimeters / 2.30 inches Lug Holes Quantity: 5 Lug Holes Size: 100 millimeters / 3.