About

About Sigma Powertrain About Sigma Powertrain Inc. Sigma Powertrain creates purpose-built powertrain solutions for all-electric commercial vehicles. Our MID, MAX and TerraMax product lines can handle applications from custom car rebuilds to delivery vans, semi-trucks all the way up to 400-ton mining trucks and the must rugged military applications. We are the first and only powertrain with products designed specifically for an all-electric commercial vehicle, using proprietary hardware and software technology that provides double digit efficiency gains over competitive solutions that re-package technology built for ICE vehicles. Sigma Powertrain is an electric powertrain technology company located in Livonia, Michigan. Sigma Powertrain develops and commercializes electrified powertrains. Sigma designs and develops state-of-the art electric transmissions, electric motors, and driveline technologies for commercial vehicles, passenger cars, and light trucks. The MID, EMAX and Terramax multi-speed electric transmissions are Sigma's flagship products. Sigma's portfolio of products is based on our patented technologies and includes Sigma's multi ratio electric transmissions, e-Axles, disconnect clutches, park-and-hill-hold modules, and a dual-mode transaxle for passenger cars and light trucks. Sigma's multi-speed transmissions are no-compromise powertrain solutions. Sigma Powertrain creates purpose-built powertrain solutions for all-electric commercial vehicles. Our MID, MAX and TerraMax product lines can handle applications from custom car rebuilds to delivery vans, semi-trucks all the way up to 400-ton mining trucks and the must rugged military applications. We are the first and only powertrain with products designed specifically for an all-electric commercial vehicle, using proprietary hardware and software technology that provides double digit efficiency gains over competitive solutions that re-package technology built for ICE vehicles.