Trucks suspension components

Looking to start a small business in which i intend to sell truck parts. that would
include reparation kits, turbo, injectors, sensors, filters, diferential components,
starters, alternators, bearings, suspension components, etc...
those are suppose to fit mostly on cummins n14 s60, detroit 12.7 14.0 we also have a
market for british trucks foden and erf