The 2025 IMSA entry list has dropped, and it’s clear this season will be anything but ordinary. Familiar teams return alongside fresh contenders, all bringing new energy to the grid. Fans can expect fierce battles, bold strategies, and high-speed action. Keep reading to discover what makes this season so thrilling.

GTP Class Packs a Punch  

Next season’s IMSA grid is brimming with fierce competitors. Cadillac’s return with Wayne Taylor Racing, alongside Porsche Penske and RLL BMW, guarantees dramatic battles. On the other hand, Meyer Shank Racing’s two Acura entries raise the stakes, while Heart of Racing’s GTP debut ensures this class will be a fan-favorite in 2025.

Proton and Iron Lynx Shake Things Up  

Proton Competition and Iron Lynx are shifting focus to the Michelin Endurance Cup, leaving full-season racing behind. Their limited entries promise to add intensity to endurance events, especially with Iron Lynx’s Lamborghini making its Daytona debut. Though fewer appearances, these teams will deliver high-stakes action in every race.

Heart of Racing’s Bold Full-Season Move  

The Heart of Racing’s commitment to a full GTP season in 2025 has everyone buzzing. Initially expected to skip some rounds, their full-season entry is confirmed. While their Rolex 24 involvement remains uncertain, the leap into GTP has fans excited. This bold move sets the tone for an action-packed season.

LMP2 Field Stays Strong  

There is going to be fierce competition in the upcoming LMP2 class, with familiar teams continuing their charge. Algarve Pro Racing, PR1 Mathiasen, and Inter Europol return to push the limits, while United Autosport’s two-car lineup adds to the excitement. Fans can look forward to thrilling head-to-head racing from these seasoned teams all year long.

Is This the End for Ligier?  

With Sean Creech Motorsports absent from the 2025 grid, Ligier’s future in IMSA looks uncertain. Without a confirmed entry, Oreca stands poised to dominate as the lone LMP2 chassis. Ligier’s departure may signal a shift in the class outlook, but surprises could still lie ahead as the season unfolds.

GTD Pro Gets Even More Competitive  

Three two-car operations—Paul Miller Racing, Corvette, and Multimatic’s Ford Mustang—lead the way in GTD Pro. Lamborghini spices things up with their new entry, while one-car teams like Vasser Sullivan and Pfaff Motorsports remain strong. The mix of veteran racers and fresh talent promises intense competition every race weekend.

Pfaff Motorsports Faces Financial Pressure  

Pfaff Motorsports returns to the grid, but financial struggles hang over their season. A staple in GTD Pro, this Canadian team faces uncertainty. Fans hope their resilience will see them through another year of fierce competition. How they overcome these challenges could define their standing by season’s end.

Heart of Racing Shifts Focus to GTP  

The departure of Heart of Racing from the GTD Pro class marks a significant shift in their IMSA career. Their decision to focus on GTP full-time leaves a gap in the GTD Pro lineup. As Heart of Racing transitions to new challenges, other teams are ready to rise and claim the spotlight.

GTD Class Leads with 21 Entries  

Next year’s GTD class has the largest grid, with 21 cars ready for battle. While familiar faces return, newcomers like DXDT Racing and Van Der Steur Racing will challenge the veterans. With such a diverse lineup, this class promises non-stop action, and each race will bring unpredictable surprises to the track.

DXDT Racing’s Leap to Full-Time IMSA  

DXDT Racing steps up from the Michelin Pilot Challenge to a full-season GTD entry, which marks a significant leap. Their transition to IMSA’s premier stage signals big ambitions. Facing tough competition, their performance this season will prove whether they’re ready to hang with the established teams.

Van Der Steur Racing’s Big Move  

Van Der Steur Racing takes the leap into the Endurance Cup, bringing their expertise from the Michelin Pilot Challenge. As they step up to GTD, expectations are high. With fresh opportunities and plenty to prove, Van Der Steur’s success in endurance races could signal their arrival as a serious contender.

Korthoff Competition’s New Chapter  

In 2025, Korthoff Competition will go on a new journey with fresh partnerships. While details remain scarce, the rebranding has already sparked curiosity. Both fans and competitors are eager to see what direction the team will take. Expect surprises from this squad as they go through their evolving identity on the IMSA grid.

Traffic Will Be a Major Factor  

The grid is set to be more crowded than ever, with heavy traffic impacting races across all classes. Tracks like Daytona and Indy, which have tight layouts, could see game-changing congestion. Teams will need sharp strategies to avoid costly delays. Traffic management could make or break podium finishes this year.

Bigger Fields Mean Tougher Races  

With more cars on the track, races are bound to be more intense. From qualifying to the final lap, the stakes will be higher than ever. Every inch of track matters in a crowded field, and the margin for error is razor-thin. Expect teams to bring their A-game at every turn.

High-Stakes Racing Across All Classes  

The excitement isn’t limited to GTP—the LMP2, GTD Pro, and GTD classes are packed with talent. Both seasoned veterans and rising stars are eager to make their mark. A balance between experience and ambition ensures thrilling battles across the board, which makes this season a must-watch for any racing fan.