Tail lamps are 7 function: side/rear reflector, stop, tail, turn, side marker and license lamp. Kit includes 5-1/2" dIa. x 3-3/8" deep tail lamps, two clearance/marker lamps 3-1/4" W X 2 -1/8" H, 4-foot trunk and 25-foot split-Y trailer harnesses, license bracket , mounting hardware and easy do it yourself instructions.