I bought those OME coils in 2006 or 2007, so maybe their numbering system has changed since then. I did put a steel plate bumper and a winch on at the same time; possibly the weight of those counterbalanced the minimal lift? It's been so long I don't really remember.
Before I put Icon coilovers on mine, I tried OME 883 coils on the front of mine first. They did a good job of firming up the front suspension, reducing nose dive on braking, and improved handling/cornering, without adding any lift. I ultimately wanted a lift and hence replaced them, but they...