40000 MI or 64000 KM

Inspect
    Fluid - Transfer Case
      Inspect transfer case oil. Perform at mileage interval or every 48 months, whichever comes first. The transfer case oil should be changed anytime it has been submerged in water.
    Fluid - Differential
      Inspect rear axle oil. Perform at mileage interval or every 48 months, whichever comes first. The rear axle oil should be changed anytime it has been submerged in water.