Archive news for 20 April 2012

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John Deere Tier 4 Final models to dose DEF at between 1-3%

Christopher Goodfellow - 20 April 2012

John Deere says that its new PowerTech PSS 9.0L Tier IV Final diesel engine will consume Diesel Exhaust Fluid (DEF) at between 1-3% of diesel use. Unlike previous models the new power train combines Selective Catalytic Reduction (SCR) and cooled Exhaust Gas Recirculation (EGR) technology. Reducing DEF consumption has allowed...