At Pentagon, we have a wide variety of quality used cars at our dealership near Grantham as well as used cars in the Lincolnshire area. We have a variety of finance options to meet your needs for when you find that perfect used car. Established in 1991 we always aim to give exceptional service and have the same mission now that we did when we first started; to make buying a car as straight forward as possible. We want you to be completely satisfied with your used car purchase. For us, customers are the heart of the business.