driveshaft loop Reply #15 – June 26, 2008, 08:39:31 PM i run a driveshaft loop on my car but its homemade fron 3 inch flat steel rolled and welded to the frame rails with 3 inch band and depending on your rules and type of racing is where you decide to put the loop its good to have one on the front of the driveshaft but i have a second one about halfway down the driveshaft as well incase the rear u joint fails.. Quote Selected