![]() ![]() The LR has more frame options than other Mack trucks, with drop frames available. The base rear suspension is a Mack tandem but other axle/suspension types are available. Front axles are on semi-elliptical leaf springs. The RDS is a fully automatic planetary gear transmission with a lock-up torque converter.Ī ladder frame with beam axles is used. Transmission Īllison RDS 6-speed transmissions are used on all models. It develops 329 horsepower (245 kW) and 1,000 pound force-feet (1,400 N⋅m) of torque. The Cummins Westport L9N is a 543 cubic inches (8.9 L) turbocharged inline six-cylinder natural gas engine. It is a 659 cubic inches (10.8 L) overhead cam turbocharged inline six-cylinder diesel engine. The Mack MP7 is the base engine in the LR. In 2020 an all-electric models was available. The LR is available with a Mack MP7 diesel and a Cummins Westport natural gas engine. Most other vendor components are also available but engine choice is very limited. Mack builds their own major components (engines, axles, and suspensions) and promotes an integrated design but all LRs use a vendor transmission. There are locations for a joystick and other controls. This system can also shift the transmission into neutral when it is applied. The service brakes can be electrically applied, allowing the driver to exit leaving them on. Total loaded weight can be up to 72,000 pounds (33,000 kg).Īdvanced electronics are used for engine, chassis, and body controls, as well as maintenance. It has a stand-up right-side (curb) driving position. The cab is mounted very low and forward, allowing a step up from the ground to the cab floor of only 17 inches (43 cm). The LR is a forward control cab-over-engine type. All three models are mechanically and visually similar. The LR is a direct evolution of the 1994 model LE and the upgraded 2007 TerraPro LE. Introduced in 2015 it remains in production in 2020. It is used in refuse service with front, side, and rear-loading refuse compactor bodies. The cab is very low-profile and has dual driving controls with a stand-up driving position on the right side. They are a forward control cab-over-engine type, where the driver sits in front of the axle. The Mack LR (Low Ride) is a series of heavy-duty ( Class 8) trucks built by Mack Trucks. Volvo sells its products in more than 190 markets. The Volvo Group, based in Gothenburg, Sweden, has almost 100,000 employees and has production facilities in 18 countries. It is part of the Volvo Group, which manufactures trucks, buses, construction equipment, and marine and industrial engines. Mack Trucks, based in Greensboro, N.C., has its main plant in Allentown. Mack’s trucks, diesel engines and transmissions sold in North America are assembled in the United States. Mack Trucks are sold and serviced through a distribution network in more than 45 countries. Gerra told TT that municipalities want the zero-emission, quieter trucks, while also having the same reliability as diesel models. “The challenge is less the state of technology, but more the confidence of the market.” “We have the manufacturing capacity (for more),” Gerra told TT. Data collected about these trucks’ performance will help improve future models, according to John Gerra, senior director of business development for BYD. put an electric refuse truck into service in California, and today has five models operating in the United States. The manufacturer displayed its Model 520EV battery-electric refuse truck at the annual Las Vegas event.īack in 2018, BYD Motors Inc. 9 introduction at CES of an all-electric refuse truck from Peterbilt Motors Co. The Mack news arrived on the heels of the Jan. Mack officials said the LR hood will feature a copper-colored bulldog hood ornament to denote its fully electric driveline. The truck features four NMC lithium-ion batteries, and all accessories are electrically driven through 12-volt, 24-volt and 600-volt circuits. A two-speed Mack Powershift transmission and proprietary 52,000-pound rear axles complete the integrated powertrain. The zero-emission truck is powered by two 130-kilowatt motors that deliver a combined 496 peak horsepower from zero rpm, Mack said. ![]() The LR will have its own copper-colored bulldog hood ornament to signify its fully electric driveline. ![]()
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