I’d pull the spindles and swap in shorter Birfields before going that route. Parts are only getting harder to find, and if you ever need to replace a birfield you’ll be hosed.Long Body Locking Hubs for Land Cruiser FJ40 FJ45 FJ55 FZJ80 - Set of 2 - https://www.cityracerllc.com/products/long-body-locking-hub-for-land-cruiser-fj40-fj45-fj55-fzj80-set-of-2?variant=40420853481639 @cruiserinsanity pointed out that City Racer has these available. Looks like the easiest route for wrapping up this swap.