The lowest price component in this Oil Cooler (xr250rg/rh/rj/rk/rl/rm) parts-list fiche is the Washer,plain, 6mm.
The Xr250r 1988 (j) Belgium / Cmf Oil Cooler (xr250rg/rh/rj/rk/rl/rm) consists of nineteen pieces with the Cooler Comp.,oil being the most expensive.
On this parts fiche the Bolt,oil Hose A is the most specified component.