Mercedes-Benz transmissions for Acterra

Sterling Trucks, a division of Freightliner, now has manual transmissions from Mercedes-Benz available for order on its Acterra medium-length trucks in Classes 5 through 8. The six-speed transmissions use a hydraulic clutch. The MBT520 has a direct-drive gearbox with torque capacity of 520 ft-lb for applications up to 40,000 pounds gross weight. The MBT660 is an overdrive transmission with 660 ft-lb torque capacity for trucks up to 60,000-lb GCW. Both transmissions have six forward speeds and are fully synchronized. Transmissions are compatible with Mercedes-Benz, Caterpillar, and Cummins engines.