Links for this race (some data may be unavailable): Race Results Practice | Qualifying Data Loop Data Stats Pit Stops | Penalties Comments (158) Video Links (1) Crew Chiefs Entry List

2018 Auto Club 400 practice 1 results Select a practice session: 123Summary Previous race results / Next race results                     Previous at this track / Next at this track     Post Monster Energy NASCAR Cup race number 5 of 36 Sunday, March 18, 2018 at Auto Club Speedway, Fontana, CA 200 laps on a 2.000 mile paved track (400.000 miles) Time of race: 2:42:41 Average speed: 147.526 mph Pole speed: 186.567 mph Cautions: 5 for 21 laps Margin of victory: 11.685 sec Attendance: n/a Lead changes: 16 Green flag passes: 3,399 (19.0 per green flag lap) (Source: NASCAR loop data) Glossary    2018 Monster Energy NASCAR Cup results   /   2018 standings

Practice 1 results for this race: Rank Driver Nbr Car Time Diff Speed # Laps Best Lap 1 Kevin Harvick 4 Ford 38.082     189.066   3 1 2 Clint Bowyer 14 Ford 38.255   0.173   188.211   4 1 3 Aric Almirola 10 Ford 38.311   0.229   187.936   5 5 4 Ryan Newman 31 Chevrolet 38.339   0.257   187.798   6 6 5 Kyle Larson 42 Chevrolet 38.350   0.268   187.744   8 1 6 Denny Hamlin 11 Toyota 38.437   0.355   187.320   14 14 7 Martin Truex Jr 78 Toyota 38.438   0.356   187.315   5 3 8 Erik Jones 20 Toyota 38.474   0.392   187.139   5 5 9 Austin Dillon 3 Chevrolet 38.496   0.414   187.032   6 6 10 Alex Bowman 88 Chevrolet 38.551   0.469   186.766   9 9 11 Jamie McMurray 1 Chevrolet 38.557   0.475   186.737   5 5 12 Kyle Busch 18 Toyota 38.566   0.484   186.693   5 1 13 Kurt Busch 41 Ford 38.569   0.487   186.678   5 1 14 Jimmie Johnson 48 Chevrolet 38.616   0.534   186.451   7 3 15 Chase Elliott 9 Chevrolet 38.630   0.548   186.384   5 1 16 Chris Buescher 37 Chevrolet 38.642   0.560   186.326   6 5 17 Joey Logano 22 Ford 38.732   0.650   185.893   10 10 18 Bubba Wallace 43 Chevrolet 38.743   0.661   185.840   7 1 19 Paul Menard 21 Ford 38.800   0.718   185.567   5 5 20 Brad Keselowski 2 Ford 38.840   0.758   185.376   5 3 21 Daniel Suarez 19 Toyota 38.847   0.765   185.342   2 1 22 Matt DiBenedetto 32 Ford 38.877   0.795   185.199   9 3 23 Ryan Blaney 12 Ford 38.900   0.818   185.090   5 1 24 Ty Dillon 13 Chevrolet 38.915   0.833   185.019   7 7 25 Ricky Stenhouse Jr 17 Ford 38.921   0.839   184.990   13 11 26 William Byron 24 Chevrolet 38.924   0.842   184.976   8 6 27 A.J. Allmendinger 47 Chevrolet 39.073   0.991   184.270   4 1 28 Trevor Bayne 6 Ford 39.110   1.028   184.096   4 1 29 Michael McDowell 34 Ford 39.229   1.147   183.538   3 1 30 David Ragan 38 Ford 39.269   1.187   183.351   17 17 31 Kasey Kahne 95 Chevrolet 39.711   1.629   181.310   5 3 32 Ross Chastain 15 Chevrolet 40.269   2.187   178.798   5 1 33 Cole Whitt 72 Chevrolet 40.716   2.634   176.835   4 1 34 Jeffrey Earnhardt 00 Chevrolet 41.163   3.081   174.914   14 1 35 Timmy Hill 51 Toyota 41.277   3.195   174.431   7 1 36 Reed Sorenson 55 Toyota 42.197   4.115   170.628   1 1 37 Gray Gaulding 23 Toyota     0.000   0 0