Video: How to replace differential oil on a semi truck

How to replace differential oil on semi truck. Tools needed: -1/2 ratchet or adjustable wrench depending on plug type, 4 gallons of oil for each differential We usually do this every 250k miles. To put the oil it it would be a good idea to have some kind of pump. Refill with synthetic 75w 90 gear oil for best results. 55ft lb for plugs. Watch Video :

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