I have a 1979 cj5 with 304 3spd d20 it has brand new 49x21x16.5 iroks and new wheels (both have bout 200 miles on them no rock rash at all ) it has new lockers front and rear and new 4:56 front and rear with new cross over on chevy axelsthe tub has some rust on itvbut not nearly as bad as most...