Parts such as the Rear Swinging Arm: Nut (black), Washer (5.5x14x1.2), Spacer (6.6x9x6.5), Buffer,chain Touch Defense are included in the Dr800s 1990 (l) (2 4 15 E16 E17 E18 E21 E22 E24 E25 E34 E39 E53 Rear Swinging Arm parts fiche.
In this schematic the "Bolt" is used most often.
This Rear Swinging Arm diagram displays the required parts for the Dr800s 1990 (l) (2 4 15 E16 E17 E18 E21 E22 E24 E25 E34 E39 E53 Rear Swinging Arm.