ScaleTrains Rivet 33633 N Scale GE ET44 Tier 4 Diesel "Heritage III" BNSF 3754 Era_1997 + Pivot Blocks

Pivot Blocks

New Motor Mounting System

42 ton on rough roads and 4 ton on pavement

that is powered from an open channel on the radio system

As pointed-out by Jim Six in his Railroad Model Craftsman article

ScaleTrains Rivet 33633 N Scale GE ET44 Tier 4 Diesel "Heritage III" BNSF 3754 Era_1997 + Pivot BlocksScaleTrains Rivet 33633 N Scale GE ET44 Tier 4 Diesel "Heritage III" BNSF 3754 Introduced in 2012, General Electrics Tier 4 GEVo Series represents the latest in diesel electric locomotive technology. The GE Tier 4 GEVo is designed to meet increasingly stringent Environmental Protection Agency (EPA) emissions regulations. The EPA Tier emissions standards are a series, or Tiers, of allowable emissions levels based upon a locomotives date of manufacture.