The Headlight Assembly, Symmetrical Dip is number 1 shown in the diagram.
This item fits the following models: Triumph Tiger 800 > 674841, Tiger 800 - 674842 > 855531 All Except BR & IN & > 862412 BR & IN Only, Tiger 800, Tiger XCx, Tiger XRx, Tiger XR, Tiger XC, Tiger XRT, Tiger XCA, Tiger 800 - 855532 > (Not BR/IN) 862413 > BR/IN Only, Tiger Explorer > 740276 and Tiger Explorer XC.