rs1960 posted:As information on the NP's FT's---the cab and booster units had solid drawbars, but one end of each booster units had reqular drawbars. Example: 5400A-B and 5400DC.
From NP Eddie
Well, except for the Santa Fe FT units, pretty much ALL FT units were delivered with the "A Unit" drawbar connected to the "B Unit". Coupler conversion kits were offered later for those railroads desiring to eliminate the drawbar.