Watch as Rob MacCachren, one of the winningest desert off-road racers, puts the pedal to the metal during his qualifying run for the 2015 King of The Hammers. It's a wild ride!

Set in St. Charles, Illinois, the Race and Performance Expo is an event that every grass roots racer and enthusiast should have on their calendar. Offering access to the industry's best minds and hottest new parts.

Once again, the King of The Hammers, called the "Ultimate Desert Race," lives up to its reputation as the toughest one-day off-road race on the planet. Here's how and why you should be there next time.

Rob MacCachren (known as Big Mac to thousands of fans) has been a winner in almost every type of off-road racing during his entire career. We spent some time with him just prior to his 2014 Baja 1000 victory.

Check out this awesome video featuring some of the hottest action from Ultra4 racing! Champions were crowned and trucks were broken!

The longest and likely most grueling race to La Paz ever, the 2014 SCORE Tecate Baja 1000 took its toll on men and machines. The lucky ones got trophies, but all who competed were winners.

Kyle LeDuc, Rob MacCachren, Brian Deegan, Carl Renezeder, and a host of other short course off-road racers battled it out during two hot nights at Glen Helen Raceway. Who came out on top? See the full story inside!