CURT 5th Wheel Installation Brackets, Select Ram 2500, Except with 5th Wheel Prep Package Model 16427CURT 5th Wheel Installation Brackets, Select Ram 2500, Except with 5th Wheel Prep Package Model 16427 When you purchase a 5th wheel trailer hitch, you expect it to be capable of towing your RV, flatbed or whatever other 5th wheel trailer you own. While a 5th wheel hitch does offer an impressive amount of towing strength, it cannot get far without the proper installation equipment. Engineered for specific makes and models, CURT custom 5th wheel