Hello, 8693583 is the driver's side, and 8693584 is the passenger side. Unfortunately, we do not sell these OE Volvo headlights in a pair. https://www.carid.com/volvo-oe/front-right-headlight-assembly-mpn-8693584.html However, we do sell alternative OE headlights which can be found at this link https://www.carid.com/2003-volvo-s60-factory-headlights/