Believe it or not, guys who do diffs for a living prefer to keep the axle in the vehicle for that very reason. In your case, your idea sounds good to me....because I will be doing the same thing this comming weekend.
John......southern CA
84CJ7, 3"lift, 32"BFG, 4.10's, ARB Locker, Solid Axle's, Durabak
John......southern CA
84CJ7, 3"lift, 32"BFG, 4.10's, ARB Locker, Solid Axle's, Durabak