Combat Vehicles Research and Development Establishment (CVRDE) is a laboratory of the Defence Research and Development Organisation (DRDO). Located in Avadi, in Chennai, India. It is the main DRDO lab involved in the development of Armoured fighting vehicles, Tanks, Automotive electronics and many other

Working Areas
CVRDE has been tasked with the design, development and testing of tracked combat vehicles and specialized tracked vehicles. It has also designed certain aircraft subsystems, mainly related to the engine and hydraulics.


Products
CVRDE is the main research lab responsible for the development of the Arjun MBT, 248 of which have been ordered by the Indian Army.

It has also developed the Tank-EX, Bhim Self Propelled Artillery, based on the Arjun Chassis, and the Combat Improved Ajeya, an upgrade of the Indian Army's T-72 Tanks.

CVRDE is also working on many technologies related to Armoured Fighting vehicles. CVRDE has a division dedicated to development of Automatic transmissions for Armored Fighting Vehicles.

It has developed transmissions of various power ranges viz. 1500, 800, 150 hp.