Front Upper Arm Replacement
  1. Tighten the castle nut (A) on the upper arm ball joint to the specified torque value.
    NOTE:
    • Torque the castle nut to the lower torque specification, then tighten it only far enough to align the slot with the ball joint pin hole. Do not align the castle nut by loosening it.
    • Insert the new cotter pin (B) into the ball joint pin hole from the front to the rear of the vehicle, and bend its end as shown. Check the ball joint pin hole direction before connecting the ball joint.
  1. Clean the mating surfaces of the brake disc and the inside of the wheel, then install the front wheel.
  1. Check the wheel alignment, and adjust it if necessary.