Athearn Genesis G82722 HO Scale EMD GP9 Union Pacific UP 146 DC Era_2005 + Road-specific details of this WalthersProto

Road-specific details of this WalthersProto replica include:

Worm and helical gear drive train for silent operation

ensuring that the esc maintains torque and RPM levels even as driving conditions change

anyone can enjoy the simple pleasure of solving these simple puzzles and physics experiments

At its introduction

Athearn Genesis G82722 HO Scale EMD GP9 Union Pacific UP 146 DC Era_2005 + Road-specific details of this WalthersProtoAthearn Genesis G82722 HO Scale EMD GP9 Union Pacific UP 146 DC 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 last GP7s.