A wheel alignment isn't necessary when you have new tires installed, but it's a really (like, really) good idea. An alignment helps ensure that all four tires are correctly angled with each other and the road. ... A wheel alignment can help you get more miles out of a new set of tires.
What happens if you don't do an alignment?
One of the most notable dangers of not getting a wheel alignment is the risk you put yourself and others in. Without a wheel alignment, your tyres will develop uneven tyre wear, your suspension quality will diminish and you'll likely experience steering problems.
Is it bad to not get a wheel alignment?
Neglecting this checkpoint can lead to dangerous problems, including: Steering Problems: When wheels become out of line, they aren't facing in the directions necessary for optimal handling. This means that you may be trying to steer straight, and the vehicle is veering in a completely different direction.