Greg Biffle and Jack Roush celebrate the finale of a weekend sweep for the team. Credit: Autostock

Lap-by-Lap: Homestead

Lap 268 -- CHECKERED FLAG: Greg Biffle wins the Ford 400 in the season finale. Jimmie Johnson is the 2006 Nextel Cup champion.

Lap 267 -- Martin Truex Jr. gets by Kasey Kahne for second.

Greg Biffle won his second race of the season at Homestead. Credit: AP

Ford 400 Results Pos. Driver Make 1. Greg Biffle Ford 2. Martin Truex Jr. Chevy 3. Denny Hamlin Chevy 4. Kasey Kahne Dodge 5. Kevin Harvick Chevy 6. Matt Kenseth Ford 7. Scott Riggs Dodge 8. Carl Edwards Ford 9. Jimmie Johnson Chevy 10. Clint Bowyer Chevy • Complete results, click here • Driver standings, click here Victory LaneGreg Biffle wins the Ford 400 in Homestead Top finishersMatt Kenseth and Denny Hamlin talk about their night Looking aheadDale Jr. looking foward to the 2007 season Final lapsGreg Biffle gets the checkered flag in Homestead Hard crashJuan Montoya spins into flames on Lap 15 Against the wallKyle Busch swipes the wall slowing him down in Homestead Sign up for TrackPass now BUY THE NEXTEL i836

Lap 266 -- GREEN FLAG: Greg Biffle gets things going one more time. Jimmie Johnson restarts seventh.
1. Greg Biffle
2. Kasey Kahne
3. Denny Hamlin
4. Martin Truex Jr.
5. Kevin Harvick

Lap 265 -- J.J. Yeley is stopped on the backstretch and is out of fuel.

Lap 261 -- YELLOW FLAG: Casey Mears is off the pace with a blown motor.

Lap 260 -- Jimmie Johnson is running eighth with no cars around him.

Lap 256 -- LEAD CHANGE: Greg Biffle shoots around J.J. Yeley for the lead, and Kasey Kahne follows him to take second.

Lap 256 -- GREEN FLAG: J.J. Yeley gets the race going again. Jimmie Johnson restarts sixth and has a 63-point lead in the standings as they run.
1. J.J. Yeley
2. Greg Biffle
3. Kasey Kahne
4. Denny Hamlin
5. Matt Kenseth

Lap 253 -- YELLOW FLAG: Cars are rolling again under caution.

Lap 253 -- RED FLAG: NASCAR has stopped the race to clean up the wreckage from Juan Montoya. Cars are parked on the banking of Turn 3.

Lap 251 -- YELLOW FLAG: Juan Montoya crashes hard as his car catches fire. Montoya cruises to a stop in the grass and gets out unhurt. The rear of his car is destroyed. Ryan Newman gave him a tap apparently in retaliation for an earlier incident.

Lap 251 -- GREEN FLAG: J.J. Yeley leads the field to green. Jimmie Johnson restarts sixth.
1. J.J. Yeley
2. Greg Biffle
3. Kasey Kahne
4. Denny Hamlin
5. Matt Kenseth

Lap 248 -- J.J. Yeley stays out to lead.

Lap 247 -- The leaders are headed to pit road:
• Matt Kenseth takes right-side tires only
• Denny Hamlin gets two tires and is off quickly
• Jimmie Johnson mirrors Matt Kenseth and takes two tires
• Dale Earnhardt Jr. takes four tires

Lap 246 -- YELLOW FLAG: Ryan Newman cuts a left-rear tire and spins through the grass. He continues on to pit road.

Lap 237 -- Jimmie Johnson is running eighth and his crew chief Chad Knaus says his driver can make it the rest of the way on fuel. Matt Kenseth is running fifth with 30 laps to go in the season.

Lap 225 -- Dale Earnhardt Jr., who has run the high line all evening, is in the wall. He scrapes it as he goes through the corner, but there's no caution. He has slight damage on the right side and still runs 12th.

Lap 222 -- Juan Montoya has battled his way back on the lead lap and is running 13th.

Lap 213 -- LEAD CHANGE: Greg Biffle slides under Kasey Kahne after getting around Scott Riggs. While Kahne and Riggs are on old tires, Biffle took two on the last stop.

Lap 210 -- LEAD CHANGE: Kasey Kahne gets back around Scott Riggs for the lead, but Riggs is holding on.

Lap 209 -- LEAD CHANGE: Scott Riggs edges Kasey Kahne to the line by a nose as the two race side-by-side.

Jimmie Johnson started the season with a victory at Daytona and finished it by lifting the Cup. Credit: AP

Nextel Cup Series 2006 Driver Standings Pos. Driver Behind 1. Jimmie Johnson Leader 2. Matt Kenseth -56 3. Denny Hamlin -68 4. Kevin Harvick -78 5. Dale Earnhardt Jr. -147 6. Jeff Gordon -219 7. Jeff Burton -247 8. Kasey Kahne -292 9. Mark Martin -307 10. Kyle Busch -448 • Complete standings, click here CHASE FOR THE NEXTEL CUP •   Nextel Cup champion's gear •   Complete Chase coverage ChampionJimmie Johnson holds on to win the 2006 Nextel Cup title Good dayJeff Gordon wins today as the co-owner of the 48 team Sign up for TrackPass now BUY THE NEXTEL i836

Lap 208 -- GREEN FLAG: Kasey Kahne gets the race going again.
1. Kasey Kahne
2. Scott Riggs
3. Matt Kenseth
4. Greg Biffle
5. Denny Hamlin

Lap 205 -- The leaders head to pit road:
• Matt Kenseth is in for two tires in 6.8 seconds
• Denny Hamlin gets two tires but takes 7.6 seconds
• Jimmie Johnson is out in 8.4 seconds with two tires
• Kasey Kahne wins the race off pit road with fuel only
• Scott Riggs takes fuel only

Lap 204 -- YELLOW FLAG: Mike Bliss is off the pace and heads to the garage with an engine problem.

Lap 193 -- GREEN FLAG: Elliott Sadler leads the field to green.
1. Elliott Sadler
2. Jeff Burton
3. David Stremme
4. Joe Nemechek
5. Reed Sorenson

Lap 190 -- Five drivers stay out, and Elliott Sadler inherits the lead.

Lap 189 -- Cars are on pit road:
• Matt Kenseth gets out in 15.1 seconds with four tires
• Dale Earnhardt Jr. gets out in 14.0 seconds with an air-pressure adjustment
• Mark Martin gets two tires and comes off second
• Casey Mears also takes two tires and comes off third

Lap 188 -- YELLOW FLAG: Robby Gordon wrecks. He spins in the corner as Jimmie Johnson stays low to avoid the wreck.

Lap 181 -- Jimmie Johnson pulls beside Matt Kenseth in a battle for fifth position, but he can't hold the spot.

Lap 178 -- GREEN FLAG: Martin Truex Jr. leads the field to green.
1. Martin Truex Jr.
2. Kasey Kahne
3. Greg Biffle
4. Matt Kenseth
5. Scott Riggs

Lap 174 -- The top 13 cars did not pit.

Lap 173 -- YELLOW FLAG: David Gilliland gets sideways in Turn 1 and smacks the wall twice. He was running sixth at the time.

Lap 165 -- GREEN FLAG: Martin Truex Jr. gets the race going again.
1. Martin Truex Jr.
2. Kasey Kahne
3. Greg Biffle
4. Scott Riggs
5. Matt Kenseth

Lap 162 -- Denny Hamlin has to return to pit road because two lug nuts were still loose. He will restart 19th.

Lap 161 -- Cars are on pit road for stops:
• Matt Kenseth adds a spring rubber on the left-rear wheel
• Jimmie Johnson gets a chassis adjustment and four tires
• Dale Earnhardt Jr. loses six positions on pit road because of a lug nut problem

Dale Earnhardt Jr.'s main problem was a pit-road mishap. Credit: Autostock

Lap 160 -- YELLOW FLAG: Dave Blaney has a flat left-rear tire and there is a possibility of debris on the track.

Lap 159 -- Sterling Marlin is in the garage with problems, damaging his attempt to get back inside the top 35 in owner points.

Lap 158 -- Martin Truex Jr. trails leader Dale Earnhardt Jr. by 4.984 seconds.

Lap 120 -- GREEN FLAG: Dale Earnhardt Jr. leads the field to green. Jimmie Johnson restarts 16th.
1. Dale Earnhardt Jr.
2. Martin Truex Jr.
3. Greg Biffle
4. Kasey Kahne
5. Matt Kenseth

Lap 117 -- Several cars are on pit road, but Dale Earnhardt Jr. stays out to lead:
• Matt Kenseth gets fuel in 7.9 seconds
• Jimmie Johnson gets four tires but has to stop to tighten lug nuts on the left-front tire before getting away
• Kasey Kahne takes two tires and gets out second
• Clint Bowyer gains eight spots on pit road

Lap 115 -- YELLOW FLAG: Kyle Busch gets loose going into Turn 1, tags the wall. He hits it again and has significant damage to the right side.

Lap 109 -- LEAD CHANGE: Pit stops have cycled through, and Kasey Kahne is back out front with a 1.559-second lead over Greg Biffle.
1. Kasey Kahne
2. Greg Biffle
3. Kyle Busch
4. Dale Earnhardt Jr.
5. Matt Kenseth

Lap 108 -- LEAD CHANGE: Paul Menard is the leader when Jimmie Johnson makes his pit stop. He gets a wedge adjustment and four tires.

Lap 107 -- LEAD CHANGE: Jimmie Johnson gets the lead when Dale Earnhardt Jr. makes his pit stop. Earnhardt gets an air-pressure adjustment.

Lap 106 -- LEAD CHANGE: Dale Earnhardt Jr. inherits the lead when Kasey Kahne makes his stop. Scott Riggs and Jeff Burton are also on pit road.

Lap 105 -- Matt Kenseth is in for his stop and gets a small chassis adjustment with four tires. Kevin Harvick is in for his stop and gets both air-pressure and wedge adjustments.

Lap 104 -- Tony Stewart is on pit road to begin green-flag pit stops. His day has not gone as planned.

Kasey Kahne battled with Kyle Busch for the lead early. Credit: Autostock

Lap 92 -- Dale Earnhardt Jr. is running the fastest laps around the track and is running in sixth position, 8.132 seconds behind leader Kasey Kahne.

Lap 79 -- Jimmie Johnson runs in 10th and has a tough time getting around Kevin Harvick. After a nose-to-tail run for half a lap, Johnson finally makes the pass.

Lap 50 -- GREEN FLAG: Kasey Kahne leads the field to green. Jimmie Johnson restarts 15th.
1. Kasey Kahne
2. Kyle Busch
3. Greg Biffle
4. Matt Kenseth
5. David Gilliland

Lap 45 -- The leaders are heading to pit road:
• Matt Kenseth gets four tires and some minor adjustments in 14.2 seconds
• Denny Hamlin gets a track-bar adjustment and reverses his first wedge adjustment
• Jimmie Johnson gets few changes
• Jeff Burton gains five positions and comes off in 10th

Lap 44 -- YELLOW FLAG: Debris is on the track.

Lap 40 -- After restarting 39th, Jimmie Johnson is now up to 20th, 12.973 seconds behind leader Kyle Busch. Matt Kenseth runs eighth.

Lap 23 -- Juan Montoya's car is smoking from a tire rub. He made slight contact with Dale Earnhardt Jr.

Lap 19 -- LEAD CHANGE: Kyle Busch rockets around Kasey Kahne to take the lead. Kahne loses second to teammate Scott Riggs.

Lap 19 -- GREEN FLAG: Kasey Kahne leads the field to green. Jimmie Johnson restarts 39th.
1. Kasey Kahne
2. Kyle Busch
3. Scott Riggs
4. Jeff Burton
5. David Gilliland

Lap 16 -- Jimmie Johnson and Dale Earnhardt Jr. leads a handful of cars down pit road:
• Jimmie Johnson caught some debris from the crash and it punctured a hole in the front of his car. He makes a long stop to repair the hole.
• Dale Earnhardt Jr. gets four tires and fuel

Kasey Kahne and Scott Riggs got the Ford 400 under way. Credit: Autostock

Lap 15 -- YELLOW FLAG: Kurt Busch crashes hard coming off Turn 4. Busch had just gotten back on the track, and coming off the corner he lost it and smashed the wall. A sring came off the car.

Lap 13 -- Kyle Busch slips past Scott Riggs for second as Riggs tries to battle for the lead.

Lap 12 -- GREEN FLAG: Kasey Kahne gets the race going again.
1. Kasey Kahne
2. Scott Riggs
3. Jeff Burton
4. Kyle Busch
5. Dale Earnhardt Jr.

Lap 8 -- Kevin Harvick, Jeff Gordon, Matt Kenseth and Denny Hamlin lead a group of 23 cars onto pit road:
• Kevin Harvick gets four tires and is fighting a tight car
• Matt Kenseth is loose and makes an air-pressure adjustment
• Jeff Gordon makes a minor adjustment
• Denny Hamlin gets a chassis adjustment

Lap 7 -- YELLOW FLAG: Bobby Labonte crashes hard after clipping Kurt Busch. Busch slid up into the wall coming off Turn 2, and Labonte smashed into the back of Busch.

Lap 1 -- Kasey Kahne pulls out front to lead the first lap.

3:11 p.m. -- GREEN FLAG: Kasey Kahne and Scott Riggs get the season finale Ford 400 under way.

3:05 p.m. -- Clint Bowyer and Robby Gordon are headed to the back of the field.

3:03 p.m. -- Cars are rolling onto the track.

2:58 p.m. -- Edsel B. Ford II delivers the command: "Drivers of the Ford 400, start your engines!"

2:51 p.m. -- Taylor Hicks sings the national anthem.

2:50 p.m. -- Jenna Edwards delivers the invocation.

2:43 p.m. -- Mark Martin says he's not overcome with emotion with today being his last ride in the No. 6. "It's been a great time and a great ride here," Martin says.
• Martin leaves door open for return to Roush

2:41 p.m. -- Tony Stewart is going for a career-high six victories today. Meanwhile, Kasey Kahne says he can't wait until the sun goes down as he looks for win No. 7.

2:33 p.m. -- NBC takes a look at the No. 48 team and how things have evolved during the season, specifically between crew chief Chad Knaus and driver Jimmie Johnson.

2:23 p.m. -- Jimmie Johnson's family talks about their son, and how their son is "just Jimmie."
• Knaus relaxed more than ever on cusp of Cup title
• Johnson to begin championship run from 15th position

2:18 p.m. -- Wally Dallenbach hosts, um ... himself as the guest of Wally's World.

2:07 p.m. -- Matt Kenseth says he hopes the changes he made during Saturday's Happy Hour pay off.
• Big changes make big difference for Kenseth in Happy Hour

2:01 p.m. -- NBC is on the air. Jimmie Johnson can win the Nextel Cup with a finish of 12th or better.

1:05 p.m. -- On the day NASCAR crowns its 2006 champion, it's 70 degrees and sunny for the Ford 400 at Homestead-Miami Speedway. The green flag is scheduled for 2:55 p.m. ET.