Tractor test: MF 7480 DynaVT The 107kW/145hp Massey Ferguson 7480 DynaVT is a tractor of genuine character contrasts from its CVT transmission efficiency and soothingly quiet cab to a level of fuel use that… well let’s say that Miss DynaVT is partial to a drop. To place some detailed statistical flesh on these rather sweeping bones we put the 7480 through our standard test