Havent' had a problem with it, but looks like jacking the whole back end up on the pumpkin would but a lot of stress on it. Spring perches are designed to hold up the weight of the vehicle; defferentials are not. Just something to think about.
85 CJ7 258, borla header, Team Rush, MC2100 ,optima batt, Warn 8274, agr super box 2 & pump, T5 w/ B&M shifter, centerforce 2, superior 1 piece axles, warn hubs 2.5 in lift, 31" BFG MT
85 CJ7 258, A/C, T176, MC2100, Team Rush, Warn XD8000i, superwinch hubs, 3in lift 31" BFG AT/KO