It is in the way you wheel wear. If you go to tyre centre they will be able to tell you if you need an alignment as they can see the way you tyres are wearing.
Not 100% sure, but if they were different style or brand, I'd say they had to be.
Answer.
It is always a good idea, however if the old tires wore evenly, the car didn't drift or pull with the...
Most original equipment tires have wear indicator bars that will appear when your tread depth reaches a predetermined limit, usually 1/16 inch. It can be monitored with a tool called a tread depth...
If the steering wheel is crooked, or car pulls one way, or you notice that the inside or outside edges of a tire is wearing more than the rest.
See the related link below for wear problems to see a...