Genuine OEM Hyundai Crankshaft Damper Pulley, part number 2312404800. This critical engine component is mounted on the front end of the crankshaft, serving to drive accessory belts and absorb harmful torsional vibrations. It measures approximately 90mm in length, 75.5mm in width, and 15.5mm in height, with a weight of 1.276 kg. Genuine OEM damper pulleys are precisely balanced and constructed with specific damping materials to effectively reduce engine vibrations, protecting other engine components and ensuring smooth operation.