Mack 12 speed transmission? in Farm Man's Blog A blog by sritchhart in General Posted June 7, 2012 Mack12 speed was the transmission of choice for Super B trains in the Canadian Rockies for many years, it will be a good transmission for your job.I takes a bit of getting used to but they were well built and I'd go with one every time. Ted Campbell
Mack 12 speed transmission?
in Farm Man's Blog
A blog by sritchhart in General
Posted
Mack12 speed was the transmission of choice for Super B trains in the Canadian Rockies for many years, it will be a good transmission for your job.I takes a bit of getting used to but they were well built and I'd go with one every time. Ted Campbell