Overdrive Magazine | Trucking Business News & Owner Operator Info
Issue link: https://read.dmtmag.com/i/85435
Cummins 15-liter natural gas engine Cummins is developing a 15-liter spark-ignited natural gas engine for on-highway applications. The ISX15 G will be based on the ISX15 diesel, and its three-way catalyst will not require exhaust aftertreatment. Expected to be in limited production in 2014, the engine will run on compressed natu- ral gas, liquefied natural gas or biomethane. Cummins also unveiled a prototype of its advanced waste As with its IXS12 G, Cummins' 15-liter on- highway natural gas engine will be produced in conjunction with Westport Innovations. heat expander. The system can reduce fuel consumption by up to 6 percent, the company says, delivering fuel savings of between $4,000 (typical heavy-duty cycle) and $40,000 (typical high-horsepower cycle), depending on the applica- tion and engine power. CUMMINS, cummins.com, ENTER/CIRCLE 151 Ingersoll trailer suspensions include standard, drop-center, steerable, in-line and other configurations. INGERSOLL AXLES, ingersollaxles.com, ENTER/CIRCLE 152 Daimler releases Detroit Transmission Daimler Trucks North America's new Detroit Transmission completes the manufacturer's goal of full powertrain integration to complement its Detroit axle and heavy-duty-engine offerings. The Detroit is a 12-speed direct or overdrive automated transmission. It employs a traditional clutch-actuated manual gearbox with high-speed computer-controlled shift and clutch actuators that automatically select shifts for optimal fuel economy and power. Additional features include the Hill-Start Aid option to prevent rollback standing still on a hill; enhanced cruise control and improved dash display; shift lever with gear, auto/manual mode and brake selection; improved in-cab ergonomics; and driver select- able shift modes for performance or economy. DETROIT DIESEL, detroitdiesel.com, ENTER/CIRCLE 153 The Ingersoll Suspension System has been years in the making, the company says, and features an I-beam trailing beam design, a fully wrapped axle connec- tion and standard parts to help maintenance needs. The line includes 15 different trailer suspension designs offered in conjunction with its full line of axles, which The new Detroit transmission initially will be paired with the DD15 in the Freightliner Cascadia. "Automated transmissions represent the next generation of technology that will increase efficiency and enhance performance," said Martin Daum, chief executive officer for Daimler Trucks North America. MAY 2012 OVERDRIVE 51