Parts such as the Rear Swinging Arm (model M/r E22): Lock Washer, Bolt(6x10), Washer, Bolt are included in the Ts50xk 1994 (r) (e01 E02 E16 E17 E18 E22 E25) Rear Swinging Arm (model M/r E22) parts fiche.
This part-list fiche shows all the components that make up the Ts50xk 1994 (r) (e01 E02 E16 E17 E18 E22 E25) Rear Swinging Arm (model M/r E22) .
In this schematic the "Oil Seal" is used most often.