AVTEC is the largest independent manufacturer of engines and transmissions (Powertrains), supplying critical auto components to reputed global OEMs including GM, Ford, Mahindra & Mahindra, Caterpillar, BEML and Hindustan Motors. The Power Unit Plant (PUP), located in Pithampur, near Indore (MP), manufactures engines, transmissions and their components for automobiles. The Power Products Division (PPD), Located in Hosur, near Bangalore, manufactures automatic transmissions and their components for off-highway heavy-duty vehicles like dumpers, loaders, dozers and markets the complete range of transmission for the on-highway segment from Allison range. The unit at Chennai (part of PPD) commenced operation in Nov 2006 to focus on meeting requirements of transmission, components for exports.