Board Thread:Game Discussion/@comment-38518555-20200118005712/@comment-4939977-20200118120142

Bkuave wrote: There are 4 upgrade levels for tires, was 3. Looks like FM snuck that in on v7.0 - Circuit of The Americas (November 27th, 2018). Monkeys had to do that to pay for all that extra grip. Not just extra grip, but also faster acceleration.