Multi-speed transmissions are utterly necessary with diesel engines to keep engine operating speed within a very limited bandwidth for performance and efficiency. Electric motor have much broader power and efficiency curves, demanding far fewer gear ratios.
Dana Introduces Spicer Electrified e-Transmissions for Medium-Duty EVs
The new Dana Spicer e-Transmission accommodates a diverse range of medium-duty applications, such as straight trucks, walk-in vans, refuse trucks, utility trucks, and platform trucks.