Top Trends in Tier 4 Interim from CONEXPO-CON/AGG 2011

Top Trends in Tier 4 Interim from CONEXPO-CON/AGG 2011

Jean Broge, Editor of SAE Off-Highway, stopped by the John Deere Power Systems booth at CONEXPO-CON/AGG 2011 to give her perspective on the Interim Tier 4 debate. The biggest surprise Jean saw at the show was the continuity in conversations about the critical technology choice for IT4 engines: Cooled Exhaust Gas Recirculation or Selective Catalytic Reduction.