2021nextgenspeeds
Alejandro Alvarez | NASCAR Digital Media

Unofficial speeds from December’s two-day Next Gen test at Charlotte

Unofficial test speeds from organizational Next Gen testing Dec. 15 and 17 for the NASCAR Cup Series on Charlotte Motor Speedway’s oval layout. Note that times are unofficial, with no technical inspection conducted before each session.

Day 2

RELATED: Day 2 overview | Scenes from Next Gen test

Unofficial speeds from third practice session (4-inch centered spoiler):

Position No. Driver Best Time Difference Best Speed Team
1 24 William Byron 29.979 180.126 Hendrick Motorsports
2 6 Brad Keselowski 30.231 -0.252 178.625 RFK Racing
3 19 Martin Truex Jr. 30.249 -0.270 178.518 Joe Gibbs Racing
4 99 Daniel Suarez 30.278 -0.299 178.347 Trackhouse Racing
5 8 Tyler Reddick 30.321 -0.342 178.094 Richard Childress Racing
6 18 Kyle Busch 30.373 -0.394

177.789

Joe Gibbs Racing
7 47 Ricky Stenhouse Jr.

30.379

-0.400

177.754

JTG Daugherty Racing
8 10 Aric Almirola

30.400

-0.421

177.632

Stewart-Haas Racing
9 7 Corey LaJoie

30.429

-0.450

177.462

Spire Motorsports
10 45 Kurt Busch

30.450

-0.471

177.340

23XI Racing
11 42 Ty Dillon

30.535

-0.556

176.846

Petty GMS Motorsports
12 22 Joey Logano

30.587

-0.608

176.546

Team Penske
13 9 Chase Elliott

30.601

-0.622

176.465

Hendrick Motorsports
14 14 Cole Custer

30.802

-0.823

175.313

Stewart-Haas Racing
15 38 Todd Gilliland

30.824

-0.845

175.188

Front Row Motorsports
16 2 Austin Cindric

30.861

-0.882

174.978

Team Penske
17 21 Harrison Burton

30.920

-0.941

174.644

Wood Brothers Racing
18 31 Justin Haley 31.125 -1.146

173.949

Kaulig Racing

Unofficial speeds from second practice session (6-inch centered spoiler):

Position No. Driver Best Time Difference Best Speed Team
1 8 Tyler Reddick 29.909 180.548 Richard Childress Racing
2 24 William Byron 29.957 -0.048 180.258 Hendrick Motorsports
3 6 Brad Keselowski 29.966 -0.057 180.204 RFK Racing
4 47 Ricky Stenhouse Jr. 30.058 -0.149 179.653 JTG Daugherty Racing
5 18 Kyle Busch 30.059 -0.150 179.647 Joe Gibbs Racing
6 7 Corey LaJoie 30.158 -0.249

179.057

Spire Motorsports
7 31 Justin Haley

30.159

-0.250

179.051

Kaulig Racing
8 22 Joey Logano

30.177

-0.268

178.944

Team Penske
9 42 Ty Dillon

30.182

-0.273

178.915

Petty GMS Motorsports
10 45 Kurt Busch

30.225

-0.316

178.660

23XI Racing
11 99 Daniel Suarez

30.238

-0.329

178.583

Trackhouse Racing
12 38 Todd Gilliland

30.472

-0.563

177.212

Front Row Motorsports
13 14 Cole Custer

30.486

-0.577

177.130

Stewart-Haas Racing
14 10 Aric Almirola

30.507

-0.598

177.009

Stewart-Haas Racing
15 19 Martin Truex Jr.

30.577

-0.648

176.719

Joe Gibbs Racing
16 21 Harrison Burton

30.565

-0.656

176.673

Wood Brothers Racing
17 9 Chase Elliott

30.643

-0.743

176.223

Hendrick Motorsports
18 2 Austin Cindric 31.141 -1.232

173.405

Team Penske

Unofficial speeds from first practice session (6-inch offset spoiler):

Position No. Driver Best Time Difference Best Speed Team
1 22 Joey Logano 29.572 182.605 Team Penske
2 2 Austin Cindric 29.696 -0.124 181.843 Team Penske
3 6 Brad Keselowski 29.722 -0.150 181.684 RFK Racing
4 8 Tyler Reddick 29.726 -0.154 181.659 Richard Childress Racing
5 24 William Byron 29.785 -0.213 181.299 Hendrick Motorsports
6 9 Chase Elliott 29.957 -0.385

180.258

Hendrick Motorsports
7 45 Kurt Busch

30.016

-0.444

179.904

23XI Racing
8 18 Kyle Busch

30.045

-0.473

179.730

Joe Gibbs Racing
9 31 Justin Haley

30.074

-0.502

179.557

Kaulig Racing
10 14 Cole Custer

30.109

-0.537

179.348

Stewart-Haas Racing
11 47 Ricky Stenhouse Jr.

30.115

-0.543

179.313

JTG Daugherty Racing
12 21 Harrison Burton

30.199

-0.627

178.814

Wood Brothers Racing
13 19 Martin Truex Jr.

30.287

-0.715

178.294

Joe Gibbs Racing
14 38 Todd Gilliland

30.312

-0.740

178.147

Front Row Motorsports
15 99 Daniel Suarez

30.316

-0.744

178.124

Trackhouse Racing
16 42 Ty Dillon

30.528

-0.956

176.887

Petty GMS Motorsports
17 10 Aric Almirola

30.633

-1.061

176.280

Stewart-Haas Racing
18 7 Corey LaJoie

30.743

-1.171

175.650

Spire Motorsports

RELATED: Day 1 overview | Teams testing new configurations

Day 1

Position No. Driver Best Time Difference Best Speed Team
1 12 Ryan Blaney 29.668 182.014 Team Penske
2 99 Ross Chastain 29.671 -0.003 181.996 Trackhouse Racing
3 45 Kurt Busch 29.831 -0.163 181.020 23XI Racing
4 9 Alex Bowman 29.839 -0.171 180.971 Hendrick Motorsports
5 8 Tyler Reddick 29.848 -0.180 180.917 Richard Childress Racing
6 24 William Byron 29.851 -0.183

180.898

Hendrick Motorsports
7 47 Ricky Stenhouse Jr.

29.851

-0.183

180.898

JTG Daugherty Racing
8 19 Martin Truex Jr.

29.936

-0.268

180.385

Joe Gibbs Racing
9 6 Brad Keselowski

29.973

-0.305

180.162

RFK Racing
10 10 Aric Almirola

29.984

-0.316

180.096

Stewart-Haas Racing
11 42 Erik Jones

30.022

-0.354

179.868

Petty GMS Racing
12 18 Kyle Busch

30.053

-0.385

179.683

Joe Gibbs Racing
13 7 Corey LaJoie

30.059

-0.391

179.647

Spire Motorsports
14 31 Daniel Hemric

30.096

-0.428

179.426

Kaulig Racing
15 2 Austin Cindric

30.161

-0.493

179.039

Team Penske
16 14 Chase Briscoe

30.327

-0.659

178.059

Stewart-Haas Racing
17 21 Harrison Burton

30.336

-0.668

178.006

Wood Brothers Racing
18 38 Todd Gilliland

30.370

-0.702

177.807

Front Row Motorsports