ScaleTrains Rivet 33601 HO Scale GE ES44AC Iowa Interstate IAIS 502 PC Interface One of the more unique

One of the more unique specifications for the GS-4 by the SP was its Mars light

Internal Beadlock system

Unit Measures: 6 1/4" x 1 1/2" x 2 1/8"

A four-wheel trailing truck was added to accommodate a larger firebox and a longer

5mm output shaft

ScaleTrains Rivet 33601 HO Scale GE ES44AC Iowa Interstate IAIS 502 PC Interface One of the more uniqueScaleTrains Rivet 33601 HO Scale GE ES44AC Iowa Interstate IAIS 502 In 2002, GE introduced the Evolution Series of locomotives. Better known as GEVOs or ES44s, this series has become the best selling line of diesel locomotives of all time with production nearing 8,000 units. The Rivet Counter series model renders the numerous variations of cabs, dynamic brakes, doors, grilles, trucks, etc. Theyve also incorporated LED lighting effects including front,