There are currently
four six major manufacturers of yard trucks currently in production in US; Kalmar Ottawa makers of the T2 ,Capacity of Texas makers of the “Trailer Jockey” Sabre, TICO makers of the ProSpotter, AUTOCAR makers of the xspotter, Terberg makers of the YT series and new for 2017 HOIST makers of the T-series.
Ottawa is the grandfather of the industry having started production in late 50s, Capacity started production in early 70s. The basic function, and design between the two are very similar, although there are people in both camp that may prefer one brand over another. .