bubbamobilin Posted September 12, 2010 Share Posted September 12, 2010 What's the best gear lube to run in a set of Mack rears. Been running synthetic 85-140 and just lost my rear/rear again after only 14 months of service. Quote Link to comment https://www.bigmacktrucks.com/topic/15686-best-gear-lube/ Share on other sites More sharing options...
Underdog Posted September 12, 2010 Share Posted September 12, 2010 What's the best gear lube to run in a set of Mack rears. Been running synthetic 85-140 and just lost my rear/rear again after only 14 months of service.I dunno what to say about that... I been running the same lube for 1,116,000 miles ain't lost a rear yet. Quote Link to comment https://www.bigmacktrucks.com/topic/15686-best-gear-lube/#findComment-63432 Share on other sites More sharing options...
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