The Crankcase Cover assembly is constructed from several parts from which the Cover,clutch is the most expensive.
The most reasonably priced component used on the Dr800s 1991 (m) (1 2 4 15 16 E17 E18 E21 E22 E24 E25 E34 E39 E53 Crankcase Cover is the Bolt.
Some items from this specific schematic: Plate,fr Chain Guide, Gauge,oil Level, Gasket(5.8x13x1.2) (nas), Gasket,gear Shift Cover (nas).