Jimmie Johnson, who is aiming to win his unprecedented fourth straight NASCAR Sprint Cup Series championship this weekend, has signed a contract extension with Hendrick Motorsports that will keep him with the organization through the 2015 season.

Series: NASCAR Camping World Truck. Date: Friday, November 20. Race: Ford 200. Site: Homestead-Miami Speedway. Track: 1.5-mile oval. Start time: 8:00 p.m. (et). Laps: 134. Miles: 201. Defending winner: Todd Bodine. Television: SpeedChannel. Radio: Motor Racing Network(MRN)/SIRIUS NASCAR Radio.

The rivalry between Denny Hamlin and Brad Keselowski reached its apex in last Saturday's Nationwide Series race at Phoenix, and chances are the heated feud will boil over into this weekend's season finale at Homestead..

Bobby Labonte will drive for TRG Motorsports full-time in next year's Sprint Cup Series campaign, with TaxSlayer.com sponsoring his team's efforts in a limited number of races.