stanisicb Posted February 8, 2012 Share Posted February 8, 2012 hello everybody i am in the market of buying new dump truck, one of the possibulities is 2013 granit with mp8 425 hp with alliosn tranny, here in canda our gross allowance is arround 80000pounds can 6 speed handle that ? i am woundering about fuel consuption? does anybody here have experience with this motor and tranny?thank you Quote Link to comment Share on other sites More sharing options...
macknutt Posted February 8, 2012 Share Posted February 8, 2012 I would look into macks new automatic tranny, its lighter than the allison. Quote Link to comment Share on other sites More sharing options...
REEL ADDICTION Posted February 8, 2012 Share Posted February 8, 2012 I have a 07 granite dump truck with a 427 hp and a 6 spd allison I have it registered 80k the truck runs fine I would recomend it Quote Link to comment Share on other sites More sharing options...
stanisicb Posted February 8, 2012 Author Share Posted February 8, 2012 how is the fuel consuption? Quote Link to comment Share on other sites More sharing options...
REEL ADDICTION Posted February 8, 2012 Share Posted February 8, 2012 I dont know the exacts but it not really much difference to my trucks with the mack 10spd Quote Link to comment Share on other sites More sharing options...
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