Originally Posted by Drover
The additional weight of the spare wheel on the rear door can stress crack the door frame and ware out the hinges prematurely.
This is most likely to occur if you use it off road a lot.
The solution is to install an after market wheel carrier. Effectively it removes the spare wheel off the rear door and mounts it to a swing out arm that bolts to the rear cross member.
Mulgo's bumperette's are designed for use with an after market wheel carriers, this option might suit you.