The 2010 GX 460 sits between the RX and the LX as themidsize sport utility vehicle in the Lexus fleet. It's built on a truckframe, creating more interior room, and allowing more towing capacitythan the smaller RX. Similar to other Lexus models, the GX 460 comesstandard adorned with many interior luxuries and comforts. In this eraof sustainability and volatile gas prices, smaller vehicles have beenthe focus of most of the auto industry's efforts of late, and there areno major changes to the GX 460 for 2010, nor are there any majorchanges planned in the near future. Powering the '10 GX 460’s 4,800-pound frame is a 4.6-liter V8 enginewith 263 hp, which is somewhat smaller than some of its rivals', butsomehow provides a smooth and powerful ride. Testers note that itsacceleration is responsive and it downshifts quickly for highwaypassing. The powerplant churns an all-wheel-drive five-speed automatictransmission, which can drop into a lower gear for off-road maneuvers.With its 323 lb-ft of torque, the GX 460 can pull up to 6,500 pounds,and it has a formidable amount of get-up-and-go for a larger vehicle,posting a 0-60 time of 8.1 seconds. Despite getting 14/18 mpg, the 2010GX 460 is rated as an Ultra-Low Emissions Vehicle based on itshydrocarbon and nitrogen oxide exhalations. As a bridge between the base model RX and the premium LX, the GX 460comes with an impressive amount of standard interior luxuries. The mostnotable standard features include a moonroof, interior air filter withsmog detector, remote-linked windows, heated front seats, and a 6-CDin-dash player. Two options packages are available with the GX 460 -the Sport package and the Navigation/Audio Package. The Sport packageuses thicker and stronger stabilizer bars as well as hydraulic mountsto bolster the suspension, while it also adds foglamps, maple interiorwood trim, and other cosmetic enhancements. The Navigation/Audiopackage adds a voice-activated DVD navigation system to the centerconsole with a backup camera and Bluetooth technology. The stereo getsupgraded to Lexus’s premium Mark Levinson 240-watt, 14-speaker systemwith a 6-CD changer.