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NEXT BUILD Season 4: September 2026
5 Confirmed
13 Likely
10 Small Chance
See It All Below โ†“
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  • iRacing racing at Road Atlanta, a circuit that will benefit from the new night racing lighting engine

    Night Racing Is Coming to iRacing for the First Time

    iRacing’s new physically-based lighting engine enables night racing on fully lit tracks for the first time. The August 2026 development update confirms the project is nearing completion.

    Read More Night Racing Is Coming to iRacing for the First TimeContinue

  • Aston Martin Valkyrie AMR-LMH racing in iRacing Season 4 2026

    Aston Martin Valkyrie AMR-LMH Confirmed for iRacing Season 4

    The Aston Martin Valkyrie AMR-LMH is confirmed for iRacing Season 4 2026, developed with real telemetry and engineering data from Aston Martin’s WEC racing team.

  • iRacing oval racing at Milwaukee Mile, representing the grassroots career path in iRacing Career Mode

    iRacing Career Mode Enters Final Polish with 7 Distinct Paths

    iRacing Career Mode is in final polish with seven distinct paths spanning grassroots to elite racing, all included free with standard membership and no extra purchases required.

Up Next ยท Special Event

Knoxville Nationals

Knoxville Raceway ยท 410 Sprint Cars

Aug 4โ€“9

See Event Info โ†’ All Races & Events
  • Run Crew Chief on a Second PC for iRacing VR

    Running Crew Chief and overlay apps on your iRacing PC cuts into VR frame rates. Here is how to offload them to a second PC using iracing-teleport.

  • How to Display GT3 Tire Data on a Second Screen in iRacing

    GT3 cars in iRacing record tire temperatures, pressures, and wear every lap. Here is how to route that data to a second screen using SimHub and a GT3 DDU layout, so you can read it at a glance during any race.

  • AZOM SimHub Plugin: Full MOZA Integration for iRacing

    AZOM is a free SimHub plugin that gives MOZA wheels full SimHub integration: LED control, button mapping, live telemetry, and dashboard channels that Pit House cannot touch. Here’s what it does and how to install it.

iRacing 2026 Season 4 Build Tracker

Everything we know for the next iRacing build.

🛠Next Build: Season 4 — September 202632 items tracked
12Confirmed
  • Aston Martin Valkyrie AMR-LMH S4 Confirmed:#cars#endurance#next-build#next-build-confirmed#confirmed
  • Gen 4 Grand National S4 Confirmed:#cars#nascar#next-build#next-build-confirmed#confirmed
  • Mazda MX-5 Physics Rework S4 Confirmed:#cars#physics#next-build#next-build-confirmed#confirmed
  • Pit Summary & Car Damage UI S4 Confirmed:#features#ui#next-build#next-build-confirmed#confirmed
  • Future Track Refreshes and Rescans#oval-tracks#next-build#next-build-confirmed#road-tracks#confirmed
  • Multiclass Starts S4 Confirmed (Race Control UPDATE 2):#features#next-build#next-build-confirmed#confirmed
  • Physics Islands: Multi-Threading Overhaul S4 Confirmed UPDATE 2:#physics#next-build#next-build-confirmed#confirmed
  • Caterham Academy & 420R S4 Confirmed UPDATE 3:#cars#next-build#next-build-confirmed#confirmed
  • Track Reverb & Reverb Zones#features#next-build#next-build-confirmed#confirmed
  • Circuit Bugatti#road-tracks#next-build#next-build-confirmed#confirmed
  • Aston Martin Vantage AMR-LMH (GTP)#cars#endurance#next-build#next-build-confirmed#confirmed
  • Bahrain International Circuit#road-tracks#next-build#next-build-confirmed#confirmed
10Likely
  • iRacing confirms Career Mode is coming! UPDATE 10:#features#career-mode#next-build#next-build-likely#confirmed
  • Summit Point Motorsports Park Refresh#road-tracks#next-build#next-build-likely#wip
  • New Helmet Model UPDATE:#features#next-build#next-build-likely#confirmed
  • Circuit Paul Ricard#road-tracks#next-build#next-build-likely#confirmed
  • Oval Rubber/Surface Behavior Updates#physics#next-build#next-build-likely#confirmed
  • Dirt Oval Improvements#features#next-build#next-build-likely#confirmed
  • GT3 Pit Stop Animation#features#next-build#next-build-likely#confirmed
  • Save Feature#features#next-build#next-build-likely#confirmed
  • Circuit Ricardo Tormo#road-tracks#next-build#next-build-likely#confirmed
  • Winchester Speedway#oval-tracks#next-build#next-build-likely#wip
10Small Chance
  • Spark: iRacing's New Graphics Engine UPDATE 3:#graphics#next-build#next-build-longshot#confirmed
  • IndyCar Street Courses UPDATE:#road-tracks#next-build#next-build-longshot#rumor
  • 128 Cars Per Session#features#next-build#next-build-longshot#future
  • NTMv10 Future Tire Model#physics#next-build#next-build-longshot#confirmed
  • Salem Speedway#oval-tracks#next-build#next-build-longshot#rumor
  • TT Circuit Assen#road-tracks#next-build#next-build-longshot#rumor
  • 2027 Mercedes AMG GT3 Coming to iRacing?#cars#gt3#next-build#next-build-longshot#rumor
  • Bowman Gray Stadium coming to iRacing? UPDATE 3:#oval-tracks#next-build#next-build-longshot#rumor
  • Kyalami Grand Prix Circuit#road-tracks#next-build#next-build-longshot#rumor
  • Croft Circuit#road-tracks#next-build#next-build-longshot#wip
Last updated: August 28, 2026
    View Full Build Tracker

    Inside iRacing

    • iRacing Toyota GR86 Cup on circuit, an ideal car for methodically learning a new iRacing track layout and building braking references

      How to Learn a New iRacing Track Faster

      Practice sessions on a new iRacing circuit should follow a structure, not just add laps. Here is a repeatable process for building braking references, fixing problem sections, and adding speed without random guessing.

    • Dirt track at Crandon International Raceway, venue of the iRacing Crandon Championship

      iRacing Crandon Championship 2026 Qualifying Open Now

      The iRacing Crandon Championship presented by Trak Racer is live this week, with qualifying open through August 30 in the Lucas Oil Pro 4 Off-Road Truck at Crandon International Raceway.

    • iRacing Gen 7 Superspeedway Package: How the New Aero Works

      NASCARโ€™s Gen 7 superspeedway aero package debuts August 29 at Daytona, but iRacing hasnโ€™t updated yet. Hereโ€™s what changed, how it will affect driving, and when to expect the sim update.

    • Garrett Manes Wins First Career eNASCAR Race at Daytona in Triple Overtime

      Garrett Manes drove from 34th to first at Daytona International Speedway to claim his first career eNASCAR Coca-Cola iRacing Championship Series win, setting a chaotic 10-driver playoff field.

    • iRacing trail braking in the Porsche GT3 Cup, controlling braking pressure through the corner entry

      Trail Braking and Brake Bias in iRacing

    • BMW M2 Cup cars racing side by side in iRacing, where subscription prices increased in August 2026

      iRacing Subscription Price Increase Takes Effect August 18

    • iRacing subscription price increase in August 2026, shown here with oval racing cars competing on track

      The Case for a B-Class ARCA Series in iRacing

    • Dan Jordan Ran All 84 NASCAR Legends 87 Races at Talladega in One Week

      Dan Jordan Ran All 84 NASCAR Legends 87 Races at Talladega in One Week

    • iRacing Career Mode style grassroots racing - five iRacing GR86 cars side by side on a restart, the kind of progression racing Career Mode is built around

      iRacing Career Mode Confirmed for Season 4

    More #InsideiRacing

    Speed & Strategy

    • iRacing trail braking in the Porsche GT3 Cup, controlling braking pressure through the corner entry

      Does Left Foot Braking Actually Make You Faster in iRacing?

      Left foot braking in iRacing gives you faster transitions and better trail braking control in paddle-shift cars. Here is how it works, which classes benefit most, and how to actually make the switch.

    • Track Impulse overlays in iRacing: two Porsche GT3 R cars racing side by side on track

      What a 6000-iRating Sportscar Coach Learned About Going Fast in iRacing

      Getting faster in iRacing takes more than seat time. Here’s what experienced sportscar drivers and coaches consistently teach about going fast in iRacing.

    • What Is Diamonding in Oval Racing and When Should You Use It

      What Is Diamonding in Oval Racing and When Should You Use It

      Diamonding is an oval racing technique where you enter wide, cut to the inside, and exit wide to carry more speed through the corner. Here is when and how to use it in iRacing.

    More Speed & Strategy
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    Track Hub

    • Why Monza Can Be Chaos in iRacing

      Why Monza Can Be Chaos in iRacing

    • Surviving Monza in iRacing โ€“ A Practical Guide

      Surviving Monza in iRacing โ€“ A Practical Guide


    • Darlington Raceway: Screenshot Gallery

    • Watkins Glen International: Screenshot Gallery

    • Homestead-Miami Speedway: Screenshot Gallery

    Go to iRacing Track HUB

    Car Hub

    • Beginner Setup and Driving Tips for the Dirt Legends Ford ’34 Coupe

      Beginner Setup and Driving Tips for the Dirt Legends Ford ’34 Coupe

    • The Free Gem: Why the CTS-V is the Best Way to GT3

      The Free Gem: Why the CTS-V is the Best Way to GT3


    • The 488 GTE Legacy: Ferrariโ€™s Enduring iRacing Legend


    • Pro Mazda to Legacy: The Indy Pro 2000 Transition


    • Lucas Oil Off Road Trucks โ€” Screenshot Gallery


    Go to iRacing Car HUB
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    ICYMI

    • Night Racing Is Coming to iRacing for the First Time
    • Aston Martin Valkyrie AMR-LMH Confirmed for iRacing Season 4
    • iRacing Career Mode Enters Final Polish with 7 Distinct Paths

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