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2025 IMSA Battle on the Bricks

Tenth round of the 2025 IMSA SportsCar Championship season From Wikipedia, the free encyclopedia

2025 IMSA Battle on the Bricks
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The 2025 IMSA Battle on the Bricks (officially known as the 2025 Tirerack.com Battle on the Bricks) was a sports car race held at Indianapolis Motor Speedway in Speedway, Indiana, on September 21, 2025. It was the tenth round of the 2025 IMSA SportsCar Championship, as well as the fourth round of the Michelin Endurance Cup.

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The layout of Indianapolis Motor Speedway, where the race was held

Background

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Indianapolis Motor Speedway, where the race was held

International Motor Sports Association (IMSA) president John Doonan confirmed the race was part of the 2025 IMSA SportsCar Championship (IMSA SCC) in March 2024.[1] It was the third consecutive year the IMSA SCC hosted a race at Indianapolis Motor Speedway. The 2025 IMSA Battle on the Bricks was the tenth of eleven scheduled sports car races of 2025 by IMSA.[1] The race was held at the fourteen-turn 2.439 mi (3.925 km) Indianapolis Motor Speedway road course on September 21, 2025.[1]

Standings before the race

Preceding the event, Matt Campbell and Mathieu Jaminet led the GTP Drivers' Championship with 2314 points, 75 ahead of Porsche teammates Felipe Nasr and Nick Tandy. Dries Vanthoor and Philipp Eng sat in third, 181 points behind Campbell and Jaminet.[2] The LMP2 Drivers' Championship was led by Dane Cameron and PJ Hyett with 1682 points, 107 points ahead of second-placed Daniel Goldburg. Felipe Fraga and Gar Robinson sat in third, a further 104 points behind.[2] The GTD Pro Drivers' Championship saw Antonio Garcia and Alexander Sims leading with 2632 points, 53 points ahead of second-placed Albert Costa. Klaus Bachler and Laurin Heinrich sat in third, 191 points behind Garcia and Sims.[2] In GTD, Philip Ellis and Russell Ward led the Drivers' Championship with 2529 points, 271 points ahead of second-placed Casper Stevenson. Kenton Koch sat in third place, a further 57 points behind.[2] The Teams' Championships were led by Porsche Penske Motorsport, AO Racing, Corvette Racing by Pratt Miller Motorsports, and Winward Racing, respectively, whilst the Manufacturers' Championships were led by Porsche in GTP, Chevrolet in GTD Pro, and Mercedes-AMG in GTD.[2]

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Entry list

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The entry list was revealed on September 10, 2025, and featured 53 entries: 12 entries in GTP, 12 in LMP2, 11 in GTD Pro, and 18 entries in GTD.[3]

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Qualifying

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Saturday's afternoon qualifying was broken into four sessions, with one session for the GTP, LMP2, GTD Pro, and GTD classes each.[6] The rules dictated that all teams nominated a driver to qualify their cars, with the Pro-Am LMP2 class requiring a Bronze rated driver to qualify the car. The competitors' fastest lap times determined the starting order. The competitors' fastest lap times determined the starting order. IMSA then arranged the grid to put GTPs ahead of the LMP2, GTD Pro, and GTD cars.[7]

Qualifying results

Pole positions in each class are indicated in bold and with .

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  • 1 The No. 60 MSR Acura was moved to the back of the GTP classification for failing to comply with bodywork tolerances.[10]
  • 2 The No. 75 Mercedes-AMG was moved to the back of the GTD Pro classification for violating minimum ground clearance.[11]
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Race

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Post-race

The final results of GTP allowed Campbell and Jaminet to extend their advantage in the Drivers' Championship by 56 points over teammates Nasr and Tandy.[12] Cameron and Hyett's fifth-place finish allowed them to keep their advantage over Goldburg in the LMP2 Drivers' Championship.[12] The final results in GTD Pro meant García and Sims advantage in the GTD Pro Drivers' Championship was reduced by 35 points over second-place finisher Costa.[12] Ellis and Ward's fifth-place finish allowed them to keep their advantage over Stevenson in the GTD Drivers' Championship.[12] Porsche Penske Motorsport, AO Racing, Corvette Racing by Pratt Miller Motorsports, and Winward Racing continued to top their respective Teams' Championships. Porsche, Chevrolet, and Mercedes-AMG continued to their Manufacturers' Championship with 1 round remaining in the season.[12]

Class winners are in bold and .

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Standings after the race

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Note: Only the top five positions are included for all sets of standings.

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Note: Only the top five positions are included for all sets of standings.

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Note: Only the top five positions are included for all sets of standings.


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References

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