Athearn Genesis G68537 HO Scale SD70ACe Union Pacific UP/MKT Heritage 1988 DCC - USED O Trucks the prototypes entered service in

the prototypes entered service in 1946 as Alco's answer to EMD's E units

or outside in calm conditions

North Little Rock (NLR) Shop employee recognition plaque on right side of the nose

the C40-9W

Athearn Genesis G68537 HO Scale SD70ACe Union Pacific UP/MKT Heritage 1988 DCC - USED O Trucks the prototypes entered service inAthearn Genesis G68537 HO Scale SD70ACe Union Pacific UP MKT Heritage 1988 DCC USED In order to meet stricter diesel locomotive emissions standards imposed by EPA Tier II regulations, EMD modified the SD70MAC to create the SD70ACe and SD70M 2. Each model is powered by a 16 cylinder, 4300 horsepower diesel engine. On the SD70M 2, the prime mover drives an alternator and produces AC current that is rectified to DC current, which powers the traction