When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I don't think the rear diff is the main issue. There might be other ones. Also living in an apartment complex he might not be able to work on it there.
Though I do feel bad that he won't be able to fix it but not having a broken bronco is better than having an eviction notice IMO... That's why when I finally move out of my parents house, I want to rent or own a house.