MTH Premier 20-21903-1 O Scale EMD SD50 Conrail CR 6804 with PS3 Era_2009 + these dedicated TOFC (Trailer On

these dedicated TOFC (Trailer On Flat Car) flatcars became the defacto standard for intermodal service during this era

More chassis clearance

Keystone or Hydra-Cushion underframe detail as appropriate

numerous railroads opted to outfit their entire fleets with Pullman cars

4 GHz radio system

MTH Premier 20-21903-1 O Scale EMD SD50 Conrail CR 6804 with PS3 Era_2009 + these dedicated TOFC (Trailer OnMTH Premier 20 21903 1 O Scale EMD SD50 Conrail CR 6804 with PS3 EMD's "50 Series" diesel locomotives of the mid 1980s were the product of the most extensive testing in the company's 50 year history. Both the four axle, four motor GP50 and the six axle, six motor SD50 utilized a new control system that substantially increased hauling capacity and reduced engine noise levels. The 3500 hp SD50 measured just 30" longer than the SD40 2 it replaced but