In the centre of Chennai, the speed limit is 40 kph for a motorcycle or light motor vehicle (like a car hire) during the day until 22:00, and then at night, between 22:00 and 06:00, it goes up to 50 kph. In most of India, the limit on the expressways is 120 kph, while in and around Chennai, this has been set at 80 kph. When you pick up your car hire in Chennai, it is advisable to request advice from the customer service agent about the speed limit on the different roads in and around the city and Tamil Nadu in general. Search car hire on KAYAK