Chennai Plant


Allison Transmission has been dedicated to quality since our inception in 1915. We continually strive to improve our products and services through a commitment to our Quality Policy:

Through leadership in people, teamwork, innovation and continual improvement, Allison is committed to high-quality products and services generating enthusiasm from our customers. We’ll work to achieve this goal through a quality system and quality network strategies that create an atmosphere conducive to providing consistent customer value and quality.

IATF 16949 Allison Transmission (USA - Global Headquarters)
IATF 16949 Brazil (English)
IATF 16949 Europe
IATF 16949 Hungary
IATF 16949 India
ISO 9001 China (Chinese)
ISO 9001 China (English)
ISO 9001 India
ISO 9001 Japan (English)
ISO 9001 Japan (Japanese)
ISO 9001 USA
ISO 14001 Brazil
ISO 14001 Hungary
ISO 14001 India
ISO 14001 USA - Indianapolis
OHSAS 18001 India

Additional Resources
Environmental Policy - Indianapolis
Environmental Policy - Brazil (Portuguese)
Conflict Minerals Report (Year Ended 2018)
Quality Policy
Code of Conduct

Terms + Conditions of Sale
Brazil (Portuguese)
China (English)