This red LED combination tail lights is for over/under 80" applications and is for the passenger side. This light is a low profile style and fits standard footprint it also meets requirements for over and under 80" wide trailers. It has a SMD LED technology for reliable waterproof performance and is stud mount lights mount on 2" centers. This light is hard wired with separate ground wire. This is a passenger side light is 7 function: Stop, turn, tail, rear clearance, rear reflex, side marker and side reflex.