The 2007 Lexus IS-250 has a 6-speed manual.
The 2007 Lexus IS-350 has a 6-speed shiftable automatic.
The 2007 Lexus RX-350 has a 5-speed automatic.
The 2007 Lexus ES-350 has a 6-speed shiftable automatic.
The 2007 Lexus GS-450H has a continuously variable-speed automatic.
The 2007 Lexus LS-460 has a 8-speed shiftable automatic.
Lithium CR1632 (2008). I just replaced mine and got it from the dealer.
The 2009 Lexus IS-250 has a 6-speed manual.
The 2008 Lexus IS-250 has a 6-speed manual.
The 2006 Lexus IS-250 has a 6-speed manual.
The 2010 Lexus IS-250 has a 6-speed manual.
The 2011 Lexus IS-250 has a 6-speed manual.