ScaleTrains SXT41190 Rivet Counter HO Scale EMD SD7R, Southern Pacific/Bloody Nose 1500 DCC & Sound Equipped RECSES_2026-1-15_CUR_832 air traffic control

air traffic control

The locomotive has a motor with a bell-shaped armature

Easy upgrade for most HO equipment

it is possible to add suitable boosters

Load length is 32 1/2 scale feet

ScaleTrains SXT41190 Rivet Counter HO Scale EMD SD7R, Southern Pacific/Bloody Nose 1500 DCC & Sound Equipped RECSES_2026-1-15_CUR_832 air traffic controlIn 1949, EMD introduced the successful GP7, a versatile "General Purpose" locomotive with improved visibility and easier maintenance over the F and BL series. Building on this, the six axle Special Duty SD7 and later SD9 were later introduced, offering better traction and versatility. The SD9 featured a higher horsepower rating and minor physical changes over production phases. Many were rebuilt in the 1970s to extend their service life, with some