Hot Rod Tractor

The Hot Rod Tractor is a vehicle in FarmVille. It plows an area of up to 3x3 plots, and so is more than twice as fast as a regular Tractor. The Hot Rod tractor will work as such: If you play Mafia Wars and are at least a level 10 player, you will have access to buy the Hot Rod tractor for 45,000 coins.

From Zynga forum:
 * "This feature is currently only available to a small group of randomly selected users. Due to the nature of this release, we will continue to roll this feature out to 100% of users in the coming days."