Top Gear - video game - happened in 1992.
Top Spin - video game - was created on 2003-10-28.
Top Gear Russia was created in 2009.
Top Gear - magazine - was created in 1993.
Top Gear Rally was created in 1997-10.
Top Gear Korea was created on 2011-04-20.
Top Gear of the Pops was created on 2007-03-16.
Top Gear Overdrive was created on 1998-11-23.
Top Gear Australia was created on 2008-09-29.
Well there are two shorts titled "Gear", made in 2013 and 2014, and then there is "Top Gear" (2002) which is a TV series and "Metal Gear Solid V: The Phantom Pain" which is a video game
Top Gear Hyper Bike was created on 2000-03-07.
Top Gear GT Championship was created on 2001-03-21.