Specifications (2007)

Ultimate Aero is now named Ultimate Aero TT.

The engine in the base Aero model is same as last year, but Ultimate Aero's engine now 387.2 cu.in., rated at 1180 bhp @ 6950 rpm and 961 lb./ft. torque @ 6150 rpm, supercharger is replaced by twin turbocharger with cab adjustable boost pressure. The car is designed to use 92 octane.

The 6-speed transmission is readjusted to increase car's top speed to 273.75mph (437 km/h) @ 7200 rpm, although actual run to such extremes have yet to be made.

Wheels on base model is 18-inch front and 19-inch rear, while Ultimate Aero TT has wheels an inch bigger on both sides.

Coefficient of drag are 0.371 and 0.357 for base and ultimate models respectively .

2007 models are heavier, with base model at 2850 lbs, and Ultimate version at 2750 lbs. Unlike previous year, both models have navigation system, 10-speaker audio/CD/DVD system, video/DVD screen, back-up camera, air-conditioning and trunk space as standard equipment.

The first production 2007 Ultimate Aero TT car was sold on eBay for US $431,100. Later cars are expected to cost US $585,000[2]. Only 24 Ultimate Aero TT are to be produced between 2006-2007.

The Ultimate Aero TT will make its international debut on the International Show Circuit starting in November 2006, culminating with the world record top-speed competition held in Wolfsburg, Germany in May 2007.