Mountaineer 4WD V6-4.0L VIN E (1999)
Fluid - Differential: Fluid Type Specifications
Front Axle ......................................................................................................................................................................................................... SAE 80W-90
Rear Axle Conventional .................................................................................................................................................................................... SAE 80W-90
Rear Axle Traction-Lok .................................................................................................................................................................. SAE 75W-140 Synthetic
Note:
Rear axles filled with a synthetic axle lubricant are considered lubricated for life. These lubricants do not need to be checked nor changed unless a leak is
suspected, service is required, or the axle has been submerged in water. The axle lubricant should be changed any time the axle has been submerged in
water.
