Athearn RTR 73733 HO Scale EMD SD40 Southern Pacific SP "Kodachrome" 7303 DCC & Sound Roadname_QSOX 4GHz radio with SRX200 waterproof

4GHz radio with SRX200 waterproof receiver and an ARRMA® ADS-15M metal gear servo

Era: 1978 to Present

Based on Phase V units built in 1949 with:

5" (267mm)

and a flashing light

Athearn RTR 73733 HO Scale EMD SD40 Southern Pacific SP "Kodachrome" 7303 DCC & Sound Roadname_QSOX 4GHz radio with SRX200 waterproofAthearn RTR 73733 HO Scale EMD SD40 Southern Pacific SP "Kodachrome" 7303 DCC & Sound Southern Pacific instituted a rebuild program for their SD40s in 1980 1981. The units were updated to Dash 2 electrical standards, as well as receiving electrical cabinet air filters just behind the cab on the firemans side. They were placed in the 73XX number series. A few units received the attractive red and yellow paint scheme of the proposed Southern Pacific