That includes the 3 boxes for the kit. 1 box is the steering knuckles, 1 is the drop brackets/bracketry hardware/shocks, and 1 is the rear lift blocks.
Other part numbers you might want are:
9632 - mild steel front skid plate ~$100-150
9619 - stainless front skidplate ~$200
9636 - heavy duty front drive shaft ~$350-400