54000 MI or 86400 KM

Lubricate
    Steering
      Heavy Duty Cycle
Inspect
    Exhaust System
      Heavy Duty Cycle
    Cooling System
      Heavy Duty Cycle
    Brake Shoe
      Heavy Duty Cycle
    Brake Pad
      Heavy Duty Cycle
    Brake Hose/Line
      Heavy Duty Cycle
Replace
    Engine Oil
      Heavy Duty Cycle
Rotate
    Tires
      Heavy Duty Cycle