In this schematic the "Clip,mudguard" is used most often.
A sample from the products for the Body Cover include: Cover Comp,f*nh1*, Rubber,pkg.protr. (nas), Seal,top Cover, Cover Comp,*g152*.
The most reasonably priced component used on the Trx500feb Trx500fe 2011 (b) Australia / Ec Body Cover is the Screw,tapping,4x10.