hi just wanted to ask a shackle flip question. i just bought one for a truck that came stock with a 52 inch spring can i run a 56 inch spring on it? i have some shackles that range from 6.5 inches and 7.5 inches. will those work to or are they a bad idea? any input would help alotthanksaustin o anyone have any problems with the sky-manufacturing shacke flip?