It would be hard to give any verdict on the fuel type as the car is still in the queue to get launched. So we would suggest you to wait for the official announcement from the brand's side.
As of now, the brand has not revealed the complete details of the car but it is expected the Hexa will have a 6 or 7 passengers seating capacity.
As of now, the brand has not made any official announcement on the price of Hexa but we can expect it to be around Rs.14.00 Lakh (Ex-Showroom). Stay tuned
As you are looking to replace the tyres of your car, we would suggest you get in touch with the authorized service centre of Tata.[Service Centre@https://www.cardekho.com/Tata/New_Delhi/car-service-center.htm
Guaranteed response within 48 hours