iRacing Season 4 Adds Dedicated Pace Cars for Each Class
iRacing Season 4 introduces dedicated pace cars per class and independent green flags for multi-class racing. Here is what changes and why it matters.
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How Fixed Tires Work in iRacing IMSA GT3 Races
Fixed tire races in iRacing’s IMSA GT3 series lock your tire selection and setup before the pit lane opens. If you come from open format, the way you approach each stint changes significantly.
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eNASCAR College iRacing Series Starts September 23
The eNASCAR College iRacing Series 2026-27 season kicks off September 23 at Echo Park. Registration through PlayVS is still open for eligible college students.
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iRacing IMSA Endurance Fuel and Tire Rules in Season 3
iRacing Season 3 updated IMSA-licensed series with mandatory minimum stop times, simultaneous tire and fuel service, and revised fuel burn rates for three GT4 cars. Here is what changed and how to adjust your endurance strategy.
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Should iRacing Build a Permanent Vintage IMSA Series?
iRacers are pushing for a permanent vintage IMSA series, and the case is hard to argue with. The cars are already in the sim. Here is why iRacing should build it.
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iRacing Pit Window Strategy: Early or Late in GT Sprint Races
In a 40-minute iRacing GT Sprint or IMSA race, pitting late is usually the right call. However, there are real situations where an early stop wins you positions. Here is how to read the pit window.
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Why Is GTP So Hard to Balance in iRacing?
The GTP class in iRacing has a balance of performance problem the community keeps coming back to. Here is why it is so difficult to solve.
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iRacing IMSA Classic 500: Laguna Seca Throwback Guide
iRacing and IMSA are co-promoting the IMSA Classic 500 at WeatherTech Raceway Laguna Seca, tied to the real-world IMSA Throwback Weekend in May 2026. Here is what you need to know.
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How to Get the Most Out of iRacing’s AI (A Practical, Tunable Playbook)
iRacing’s AI can be incredible once tuned right. This guide shows how to build a custom roster, balance aggression, optimism, and smoothness, and create realistic, story-driven races that feel like competing in a real championship.
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Porsche 911 GT3 R (992): The IMSA Flagship Guide
The Porsche 911 GT3 R 992 iRacing is the undisputed king of the 2026 IMSA and GT3 Challenge grids. As Porsche’s premier GT3 weapon, the 992-spec R is a masterclass in endurance racing engineering. Featuring a massive 4.2L flat-six—enlarged from the 4.0L in the previous generation—the GT3 R provides the torque and “punch” needed to…
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Real-Life GTP Pro Says iRacing’s GTPs Feel Like “Rain Tyres in the Dry”
A BMW GTP pro called iRacing’s prototypes “floaty—like rain tyres in the dry,” reigniting the realism vs. feel debate. The community praises better cold-tire behavior but wants clearer limit feedback and smoother grip progression—changes a pending tire overhaul could deliver.
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iRacing GTP Hybrid MGU-K Update – Why Manual Control Was Removed
The iRacing GTP hybrid MGU-K system has been completely overhauled in the latest season update. Drivers quickly noticed that manual hybrid controls such as Quali, Attack, and Build are now unavailable. Even with keybindings set correctly, the option is grayed out in the control menu, and the black box display no longer shows MGU-K mode…
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Porsche 911 GT3 R (992): Precision Meets Power
The Porsche 911 GT3 R iRacing model is the refined, high-tech sibling to the Cup car. Built to full GT3 specifications, the 992-spec GT3 R is Porsche’s answer to the global GT3 arms race. With a larger 4.2L flat-six and a sophisticated aerodynamic package, this car is designed for one thing: winning at the highest…
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McLaren 720S GT3 Evo: Overview & Guide
The McLaren 720S GT3 Evo refines the British marque’s GT3 entry for both real-world and sim racing competition. Released in iRacing’s 2023 Season 4 build (September 2023), the Evo package brings improvements to aerodynamics, suspension tuning, and electronic systems, enhancing drivability and tire management. Powered by a 4.0L twin-turbo V8 producing ~580 horsepower, the car…
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McLaren 720S GT3 Evo: Official Release
The McLaren 720S GT3 Evo debuts in iRacing’s 2023 Season 4 build (September 2023), updating McLaren’s proven GT3 contender with refinements for stability, balance, and long-run consistency. Powered by a 4.0L twin-turbocharged V8 producing around 580 horsepower, the Evo retains the core performance of the 720S GT3 while improving handling characteristics through new aerodynamic and…
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Mercedes-AMG GT3 (2020): Overview & Guide
The Mercedes-AMG GT3 (2020) is the Evo-spec update to one of the most successful GT3 cars in modern racing. Released in iRacing’s 2020 Season 4 build (September 2020), it refines the AMG GT3 platform with updated aerodynamics, electronics, and endurance improvements. Powered by a 6.2L naturally aspirated V8 producing ~550 horsepower, the AMG GT3 (2020)…
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Mercedes-AMG GT3 (2020): Official Release
The Mercedes-AMG GT3 (2020) debuts in iRacing’s 2020 Season 4 build (September 2020), bringing the updated Evo package of Mercedes’ world-class GT3 contender to the sim. Powered by a 6.2L naturally aspirated V8 producing around 550 horsepower, the AMG GT3 (2020) combines brute-force power with refined aerodynamics and durability, making it one of the most…
