January 6, 2017
John Deere Power Systems’ (JDPS) entire Final Tier 4/Stage IV diesel engine line-up can be seen with the company showing its familiar PowerTech displacements of 2.9, 4.5, 6.8, 9 and 13.5litres. United States Final Tier 4 and European Union Stage IV emissions regulations for mobile off-highway diesel engines 56kW and above will be implemented in stages starting in 2014 and 2015. These standards maintain the particulate matter (PM) levels established by Interim Tier 4/Stage III B regulations while requiring a