51000 MI or 81600 KM

Lubricate
    Universal Joint, Drive/Propeller Shaft
      Double cardan joint requires special adapter
    Clutch Linkage
Check
    Fluid - Differential
      Check fluid level.
    Fluid - A/T
      Light Duty Cycle
Inspect
    Transfer Case
      Check fluid level.
    Steering Gear
      Check fluid level, manual steering gear.
    Manual Transmission/Transaxle
      Check fluid level.
Replace
    Fuel Filter
    Engine Oil
      If your mileage is less the 7,500 miles a yearly, replace the engine oil filter at each oil change.