100% Electric. 42% More Energy. The Mack LR Electric delivers the same comfort, visibility and reliability as the diesel-powered LR. Now it has 42 percent more energy and a standard 376 kWh total battery capacity for increased range to meet the demands of your operation. Zero Oil Changes. Get up to 150kW charge power with a max current of 200A, 550–750 volts. Two-stage regenerative braking also recharges batteries on the go. Zero Diesel Costs. 4 fast-charging NMC lithium-ion batteries deliver 600v of power to the 2-speed Mack Powershift transmission, offering 4,051 lb.-ft. peak output torque.