Oem Harley Davidson Front Rim 21x 2.15 With Disk on 2040-parts.com

GM expands brake-override safety feature

General Motors is significantly expanding the use of a brake-override safety feature in its cars through the end of 2012. GM announced on Monday that it will add the software, which it also calls “enhanced smart-pedal technology,” in all of its passenger cars with automatic transmissions and electronic throttle control. The change will reduce power to the engine when both the throttle and brakes are pressed at the same time.

Chevrolet Camaro ZL1 hits the wind tunnel, gains downforce: Video

We've seen the gaudy output numbers of the 2012 Chevrolet Camaro ZL1: 580 hp and 556 lb-ft of torque make it the fastest Camaro ever produced--by a long shot. We've seen it at the Nordschleife dropping a supercar-like time of 7 minutes, 41.27 seconds around the 13-mile, 170-turn track. Now it's time to learn a little bit about what it takes to stabilize such a powerful beast at speed.

2014 Porsche 911 GT3 hits the track in video

Porsche revealed its track-ready 911 GT3 at the Geneva motor show earlier this month. The lightweight 911 will go on sale in late 2013 as a 2014 model. On Wednesday, Porsche published the first sweet teaser video of the car in action on its YouTube channel.