Visit us online at or give us a call at (844) 924-8936br The best dealership in the Decatur, TX area is without a doubt Roger Williams CDJR! Take one step on the lot of Roger Williams CDJR, near West Ft Worth TX, and you will quickly see why they are the premier Ram Dealership. Roger Williams CDJR has the premier inventory, from pre-owned to new. Roger Williams CDJR has the premier service department. Roger Williams CDJR has the premier parts department.