Manufacturers are busy rolling out solutions to meet Final Tier 4 off-road requirements for diesel engine exhaust emissions, and the technologies look very familiar to those already in use in the ...

The U.S. Environmental Protection Agency (EPA) has implemented its national regulations program to reduce emissions from off-road diesel engines in phases over the last nearly two decades. Since the ...

In October, Bobcat became the latest manufacturer to announce a Tier 4 solution that eliminates the need for a diesel particulate filter (DPF). As part of its strategy, Bobcat will move away from its ...

Tier 4 has become the talk of the industry and with good reason. Engine and machine manufacturers alike have made design changes to their product offerings to meet the standards set in place by the ...

• New diesel-emissions regulations for off-road equipment took effect in January. • All engine manufacturers are tuning incylinder combustion to minimize emissions. • Where exhaust aftertreatment is ...