PACCAR is an industry leader in the development of technologies to reduce emissions and increase fuel efficiency. Energy conservation is in the best interest of our customers, employees and the environment. PACCAR specific accomplishments include: DAF Introduces LF with 2009 Emission Values. read more... EPA Recognizes PACCAR Environmental Leadership. PACCAR Earns Industry Honors in Shareholder Performance.    read more... PACCAR recently earned the National Medal of Technology for its leadership in the development of aerodynamic, lightweight commercial vehicles which have dramatically reduced fuel consumption and increased the productivity of freight transportation. No-Idle System for T660 Model with 72-inch AeroCab Sleeper. A new 4-minute video on the Kenworth Clean Power™ no-idle system can now be viewed on Kenworth’s Web site. Kenworth’s latest models – the new T660 and T2000 – were recently acknowledged as SmartWay™ eligible trucks by the U.S. Environmental Protection Agency (EPA).  read more... Development of active hybrid vehicle programs and industry-leading environmentally friendly ‘Clean Power’ onboard energy management systems.      read more...   PACCAR’s Kenworth Truck Company developed the revolutionary model T600 which began the aerodynamics era in trucking. The next generation aerodynamic Kenworth T660 achieves a high-water mark in technology, styling and fuel economy thanks to Kenworth’s advanced truck design process that has come a long way since the development of the legendary, fuel-saving Kenworth T600 in the 1980s. In 1997 PACCAR formed the Aerodynamics Expertise Group to provide an internal forum for improving fuel efficiency. This group continues to work in collaborations with the Department of Energy and various Universities and National Laboratories. Today our internal competitions for new fuel efficient designs continue to improve the performance of our new trucks. PACCAR’s Peterbilt Motors Division presented a new fuel efficient prototype Model 389 with aerodynamic devices at  the March 2006 Mid America Trucking Show that will be ready for production in 2007. Paccar shows off global engine prowess. Paccar, parent of Kenworth and Peterbilt, showcased the European technology that will be the basis for the proprietary 12.9-liter big block engine it is developing and testing for the North American market. read more... PacLease Guide's to Fuel Efficiency. read more...