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Re: Mack tandem axle lubricant
Posted to HD/Fleet Forum on 6/2/2020

These axles you're referring to are "Mack" brand axles, one of the toughest axles ever put under a class 8 (HD) truck. the only plug you need to be concerned with during normal PM service is the plug on the rear of the housing, the gear oil should be level wit... Login to read more.