8284 Dune Buggy / Tractor is a TECHNIC set released in 2006. There are two versions of the set. A tractor can be built in the U.S., while countries in Europe could build a dune buggy out of it. The set includes a LEGO TECHNIC dune buggy/tractor that is built up of 872 pieces. The tractor has a hay rake/tedder for an attachment.