15. REAR WHEEL/AXLE/SUSPENSION DRIVING MECHANISM MXU 250R/300R Pivot Adjusting Bolt Remove the swingarm pivot bolt cap. Remove the left pivot lock nut using the special tool. Special tool: Lock nut wrench F013 Remove the left pivot adjusting bolt. Cap Lock Nut Spring Remove the swingarm, then take spring out from the swingarm. Swingarm Disengage the universal joint from the secondary driven bevel gear shaft splines. Universal Joint 15-23