About Allison Transmission , Inc.
- Allison offers a complete family of Bus Series automatic and hybrid electric transmissions ideally suited for Federal Transit Administration(FTA) funded transit properties FTA-like transit properties and tour coaches and shuttle buses exceeding 26000 lbs. GVW. Allison Bus Series transmissions feature optional electronic controls that meet the specific needs of transit and charter operations. Allison's electric hybrid is a two-mode compound parallel split system. Buses equipped with this hybrid system have significant improvement in fuel economy and significantly reduced emissions.