The Benchmark Transmission staff of transmission service & repair technicians and management realize that our customers in Newark ~ Wilmington and the greater New Castle County community are the most valued assets of our Newark ~ Wilmington area auto repair shop. We are always happy to receive testimonials from car owners and equally happy to share their feedback with you! So if you live in Newark ~ Wilmington or the surrounding New Castle County area please consider our shop for all your car repair and service needs.