It was built with R12, but will need to be retrofitted for R134a.
R 12 was used when the 1992 Explorer came from the factory
Was built for R12, should be converted to R134a
R-12 unless it has been converted over to R-134a.
R12 -not sold in stores. can get filled or serviced at most auto repair shops.
It will use R134a Freon..........
Freon is a trade name. Most use Puron now.
The 2002 Toyota 4Runner runs on regular unleaded.
The 2004 Toyota 4Runner runs on regular unleaded.
The 2012 Toyota 4Runner runs on regular unleaded.
The 2010 Toyota 4Runner runs on regular unleaded.
The 2009 Toyota 4Runner runs on regular unleaded.
The 2013 Toyota 4Runner runs on regular unleaded.