Top ten results: #21 Kevin Harvick #16 Greg Biffle #17 Matt Kenseth #11 Paul Menard #41 Reed Sorenson #20 Denny Hamlin #32 Dave Blaney #66 Scott Wimmer #60 Carl Edwards #9 Scott Riggs Failed to qualify: Chris Cook (#43), Hermie Sadler (#28), Justin Diercks (#70), Josh Krug (#37), Shane Hall (#49) Dover 200 This race was held September 23 at Dover International Speedway. Scott Riggs won the pole. Clint Bowyer held off Matt Kenseth in a green-white-checker finish. Top ten results: #2 Clint Bowyer #17 Matt Kenseth #21 Kevin Harvick #64 Jamie McMurray #38 Jason Leffler #41 Reed Sorenson #5 Kyle Busch #16 Greg Biffle #18 J. J. Yeley #99 Michael Waltrip As there were the maximum of forty-three cars needed to race, no drivers or teams failed to qualify. Yellow Transportation 300 The Yellow Transportation 300 was held September 30 at Kansas Speedway. Matt Kenseth won the pole. Top ten results: #21 Kevin Harvick #17 Matt Kenseth #5 Kyle Busch #33 Tony Stewart #2 Clint Bowyer #60 Carl Edwards #41 Reed Sorenson #16 Greg Biffle #77 Bobby Labonte #11 Paul Menard Failed to qualify: Randy LaJoie (#37), Steadman Marlin (#95) Dollar General 300 This race was held October 13 at Lowe's Motor Speedway. Carl Edwards started from the pole. Dave Blaney would earn his first career Busch Series win, and Kevin Harvick, despite failing to finish on the lead lap for the only time in the 2006 season, clinched the Busch Series Championship following a wreck involving second-place driver Carl Edwards and Casey Mears on lap 199 (at the start-finish line from lap 198 to lap 199) of a scheduled 200-lap race. Top ten results: 203 laps/304.5 miles due to the green-white-checker rule #32 Dave Blaney #99 Michael Waltrip #59 Stacy Compton #17 Matt Kenseth #50 Danny O'Quinn Jr. #00 Johnny Sauter #2 Clint Bowyer #20 Denny Hamlin #33 Kevin Harvick #25 Ashton Lewis Failed to qualify: Tim Sauter (#36), Kertus Davis (#0), Robert Richardson Jr. (#80), Eric McClure (#04), Derrike Cope (#49) Sam's Town 250 This race was held October 28 at Memphis Motorsports Park. Johnny Sauter won the pole. Juan Pablo Montoya made his NASCAR debut in this race. Top ten results: #21 Kevin Harvick #2 Clint Bowyer #60 Carl Edwards #00 Johnny Sauter #88 Shane Huffman #20 Denny Hamlin #41 Reed Sorenson #50 Danny O'Quinn Jr. #9 Kasey Kahne #18 J. J. Yeley Failed to qualify: