All of the airbox tabs, the air box itself, the steel floorboards, the bumper, the stock pipe tabs, the swing arm skid plate, the heavy stock steel wheels, Headlights and headlight tabs, the steel grab bar, the steel footpegs, all the plastics and plastic mounting tabs, front brake system,.....the list is endless. Of course some of what you take off must be replaced with lighter aluminum pieces.
Weight shaving is a great way to get outta the hole a hellofa lot faster.
How far do you want to take it is the only limiting factor.
Sand freaks usually follow this minimalist vein of the Banshee culture.
You see stuff at Glamis that is little more than a frame and engine screaming up sand mountains at well over 100mph. It's sick.
You also see shaved down Banshees with 300 pound riders.