Athearn Genesis G82356 HO Scale EMD GP7 Pennsylvania PRR 8584 DCC & Sound Wheels/Tires - ST Introduced in 1954 with the

Introduced in 1954 with the more powerful 567C prime mover

7075-T6 2mm Aluminum Outer Spring Frame

2mm thick polycarbonate body

such as: Mattcote

646 for Canada

Athearn Genesis G82356 HO Scale EMD GP7 Pennsylvania PRR 8584 DCC & Sound Wheels/Tires - ST Introduced in 1954 with theAthearn Genesis G82356 HO Scale EMD GP7 Pennsylvania PRR 8584 DCC & Sound In 1949, EMD introduced the GP7. The basic design followed most diesel switchers with the addition of a short hood instead of an end cab. The hoods were also full height to better accommodate the diesel engine and mechanical and electrical components. In 1954 EMD upgraded the GP7 to become the 1,750 horsepower GP9. Externally, the first GP9s were virtually unchanged from the