When you're on the road, every minute and every mile count. The last thing you want is to have your 2002 Opel Astra G car fail because of a faulty tire. Maintaining your 2002 Opel Astra G tires is an essential part of keeping them in safe working order. If you want to avoid tire failure, there are simple things you can do to help extend the life of your 2002 Opel Astra G's tires.
If your Opel Astra G car is heavy with modification or carry heavy things please consider small wheel size tires.
Manufacturer's recommended wheel sizes and parameters for 2002 Opel Astra G.
Sidewall height = profile ratio * width / 100
If the tires are in poor shape, it could lead to increased risk of slipping and sliding on the road, which is dangerous for you and other drivers.