Stage I — The Sunfire Gauntlet

“Dates and venues pending final agreements.”​

Round 1 — Feb 25–28

Sebring International Raceway — 3.74 mi
129 laps = 482.46 mi

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Round 2 — Mar 11–14

Homestead–Miami Speedway (Road Course) — 2.21 mi
217 laps = 479.57 mi

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Round 3 — Mar 25–28

Barber Motorsports Park — 2.38 mi
202 laps = 480.76 mi

 

Stage II — The Sunburn Trial

“Dates and venues pending final agreements.”

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Round 4 — Apr 15–18

Eagles Canyon Raceway — 2.70 mi
178 laps = 480.60 mi

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Round 5 — Apr 29–May 2

Spring Mountain (Short Course) — 2.15 mi
223 laps = 479.45 mi

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Round 6 — May 13–16

Utah Motorsports Campus (Road Course) — 3.048 mi
157 laps = 478.54 mi

 

Stage III — The Heartland Crucible

“Dates and venues pending final agreements.”

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Round 7 — Jun 4–6

Autobahn Country Club (Full Course) — 3.56 mi
135 laps = 480.60 mi

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Round 8 — Jun 11-13

Mid-Ohio Sports Car Course —  2.258 mi

213 laps = 481.95 mi

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Round 9 — July 2 - 4

INDY -WINGS OF VALOR — 2.258 mi
213 laps = 481.95 mi

 

Stage IV — The Northern Proof

“Dates and venues pending final agreements.”

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Round 10 — Jul 22–25

Road America — 4.048 mi
119 laps = 481.71 mi

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Round 11 — Aug 5–8

Pitt Race International — 2.78 mi
173 laps = 480.94 mi

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Round 12 — Aug 19–22

NJMP (Thunderbolt) — 2.25 mi
213 laps = 479.25 mi

 

Stage V — The Narrow Line

“Dates and venues pending final agreements.”​

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Round 13 — Sep 9–12

Lime Rock Park — 1.53 mi
199 laps = 304.47 mi

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Round 14 — Sep 23–26

VIR (Full Course) — 3.27 mi
147 laps = 480.69 mi

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Round 15 — Oct 7–10

New Hampshire Motor Speedway (Road Course) — 1.70 mi (full circuit)
283 laps = 481.10 mi

 

Stage VI — The Build

“Dates and venues pending final agreements.”​

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Round 16 — Sep 30–Oct 3

NCM Motorsports Park — 3.15 mi
152 laps = 478.80 mi

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Round 17 — Oct 7–10

Ozarks International Raceway (Full Course) — 3.97 mi
121 laps = 480.37 mi

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Round 18 — (Stage VI add)

Ten Tenths Motor Club (Full Circuit) — 2.279 mi
210 laps = 480.86 mi 

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Stage VII — The Long Trial (Championship Gauntlet)

“Dates and venues pending final agreements.”

Round 19 — Oct 14–17

The Ridge Motorsports Park — 2.47 mi
194 laps = 479.18 mi

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Round 20 — Oct 21–24

Portland International Raceway (GP Circuit) — 1.967 mi
244 laps = 479.95 mi

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Round 21 — Oct 28–31

Willow Springs (Big Willow) — 2.50 mi
192 laps = 480.00 mi

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Round 22 — Nov 4–7

WeatherTech Raceway Laguna Seca — 2.238 mi
215 laps = 481.17 mi

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Round 23 — Nov 11–14

Sonoma Raceway (2.52 layout) — 2.52 mi
190 laps = 478.80 mi

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Round 24 — Nov 18–21

Spring Mountain (6.1-mile “connected” course) — 6.10 mi
82 laps = 500.20 mi

 

Stage VIII — Championship Lights

“Dates and venues pending final agreements.”

Round 25 — Wed, Nov 24, 2027

Circuit of the Americas (GP Circuit) — 3.426 mi
163 laps = 558.44 mi