Hassett is a Family owned and Operated business Located on Sunrise Highway in Wantagh NY. Ranked the highest in Customer sati ... sfaction for 10 Years and running! We Specialize in New and Pre-owned vehicles with over 500 vehicles IN-STOCK!. All Aspects of service including our MUSTANG performance division. (When a GT500 isn't enough) Hassett's Parts department will have what you need to get the job done! Store Hours are: Sales Monday-Friday 9am to 9pm Saturday 9am to 6pm Sunday 11am-4pm Service Monday-Friday 8am-5pm Saturday 8am-3pm Parts Monday-Friday 8am-5pm Saturday 8am-3pm read more