geysergazer posted:Wow. I knew a guy who hauled coal in a 26' dump trailer behind an H model. IIRC it had a Mack Quadraplex transmission. 4X4, two four speed boxes in a row so 16 gears. He said all you did all day was shift gears.
Lew
Thanks Lew
My dad drove one of these had a triplex in it