50000 MI or 80000 KM

Inspect
    Steering and Suspension
      Inspect and lubricate steering linkage, ball joints and suspension, if using your vehicle in Short trip in cold operating conditions.
    Air Filter Element
      Inspect air filter restriction gauge, replace filter as required.
Replace
    Oil Filter, Engine
      For Special Operating Conditions T, I, D, O, S & U.
    Fuel Filter
      Replace engine-mounted fuel filter and FCM/HFCM fuel filter.
    Fluid - Differential
      Change rear axle lubricant (E-450, F-450 and F-550), if using in Off-road conditions.
    Engine Oil
      For Special Operating Conditions T, I, D, O, S & U.
    Cabin Air Filter / Purifier
      Replace as required, if equipped.