Changing 4WD Front Differential Oil

  1. To warm 4WD front differential oil, operate machine.

  2. Park the machine safely. (See Parking Safely in SAFETY.)

  3. IMPORTANT: Avoid damage! Dirt and debris in oil can damage the 4WD differential. Clean area around opening before removing plug.

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    Drain plug under front center of machine.

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    Fill plug under left front side.

    Position drain pan under 4WD front differential drain plug (A) at bottom right of housing.



  4. Remove fill plug (B) on left side of 4WD front differential.

  5. Remove 4WD front differential drain plug (A) and allow oil to drain through opening in frame and into drain pan.

  6. Check washer on drain plug. Replace if missing or in poor condition.

  7. Install and tighten drain plug to specification after all oil has drained.

    ItemMeasurementSpecification
    Front Differential Drain PlugTorque30-35 N·m (22-26 lb·ft)

  8. Add oil until the level is even with the bottom of the fill port.

  9. Install and tighten fill plug to specification.

    ItemMeasurementSpecification
    Front Differential Fill PlugTorque45-54 N·m (33-40 lb·ft)

  10. Check 4WD front differential oil level again after the first several hours of operation.

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