Find out the list of the comprehensive GMC Sierra 1500 Classic performance specifications including the engine specs, car handling, braking and more others. You may always count in this website for a most detailed GMC Sierra car specs. Most of the people are choosing this car because this GMC Sierra 1500 Classic gives smooth driving it does not give more sound while you are driving. It has extraordinary features. You can see a big space in this car for your convenient. The most important thing is that this car is not more expensive than your expectation amount. The numerous services provide new cars as well as used cars so you can buy a second-hand car too. The fuel economy of this car is gasoline twelve MPG city, fourteen MPG combines as well as 364-mile range and also sixteen MPG highway. And moreover it has gasoline straight fuel injection. So you can have more benefit once you bought this car.