ScaleTrains 38477 HO Scale GE AC4400CW Diesel Southern Pacific SP 142 LokSound HO Trackside Series: 4600 to 4659

Series: 4600 to 4659

The fine details parts are factory-installed

IR sensors detect and count the actual number of axles on a passing train and determines when track is clear

Illumination on bumper head

Kato 20-871 N Scale UniTrack V12 Double Track Viaduct Set

ScaleTrains 38477 HO Scale GE AC4400CW Diesel Southern Pacific SP 142 LokSound HO Trackside Series: 4600 to 4659ScaleTrains 38477 HO Scale GE AC4400CW Diesel Southern Pacific SP 142 LokSound Throughout the history of rail transportation, there have been innovations that revolutionized the industry. From Andrew Beards patented designs in the late 1800s that resulted in the automatic couplers that are still used today, to the adoption of diesel technology for locomotive propulsion, these seemingly small developments would lead to massive changes in the industry.