Athearn Genesis G75819 HO Scale SD70 Union Pacific Lightning Stripe UP 4000 DCC Sound Battery - 6S LiPo The Flat Iron tire is

The Flat Iron tire is made to climb up anything that you challenge it with

Stock and lowered suspension

consult the wise owl

Extreme Response Mode (SXR)

Athearn Genesis G75819 HO Scale SD70 Union Pacific Lightning Stripe UP 4000 DCC Sound Battery - 6S LiPo The Flat Iron tire isAthearn Genesis G75819 HO Scale SD70 Union Pacific Lightning Stripe UP 4000 DCC Sound Continuing upon the successful SD60 series, in 1992 EMD debuted the next step in locomotive evolution with the SD70 series. While outwardly similar at first glance to the SD60M, the D. C. drive SD70M featured several external design refinements from the predecessor model. Battery boxes were relocated to the left hand side walkway immediately behind the cab, a large,