The 2011 Lexus GX-460 has a 28.0 degrees angle of approach.
The 2011 Lexus RX-350 has a 28.6 degrees angle of approach.
The 2011 Lexus RX-450H has a 28.5 degrees angle of approach.
I believe the LX570, like the LS460, uses a hard drive to store the Map data and needs special equipment to load the DVD Update on to the hard disk. You probably will need a half hour installation service from your local Lexus dealer.
The 2011 Lexus LX-570 has a 20.0 degrees angle of departure.
The 2011 Lexus RX-350 has a 25.1 degrees angle of departure.
The 2011 Lexus RX-450H has a 24.6 degrees angle of departure.
The 2011 Lexus GX-460 has a 25.0 degrees angle of departure.
The 2011 Chevrolet Tahoe has a 17 degrees angle of approach.
The 2011 Nissan Quest has a 13.2 degrees angle of approach.
The 2011 Toyota Highlander has a 29.0 degrees angle of approach.
The 2011 Infiniti EX has a 16.4 degrees angle of approach.