Rapido 50210 HO Scale EMD SD7 Diesel Southern Pacific SP 5318 4-Tec 2.0 Motor (electric): Velineon® 3500 Brushless

Motor (electric): Velineon® 3500 Brushless

and dual ribs on the roof strengthen the top of the shell

Bar Mills Scale Model Works 674 O Scale H

During preproduction tests

Rapido 50210 HO Scale EMD SD7 Diesel Southern Pacific SP 5318 4-Tec 2.0 Motor (electric): Velineon® 3500 BrushlessRapido 50210 HO Scale EMD SD7 Diesel Southern Pacific SP 5318 The SD7 was General Motors Electro Motive Divisions first foray into 6 axle power. The SD stood for Special Duty, while the 7 was carried over for the 4 axle GP7 series. This new series of locomotives provided extra tractive effort spread and weight distribution across the six axle trucks. Production lasted from May of 1951 to November of 1953. A total of 188 units were built for 17